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Engine Parts & Tuning Hardware

Unleash Your Engine's Power: Performance Parts & Accessories

At Optimiz Access, we offer a vast lineup of engine performance parts and accessories to boost the output of your sports vehicle or premium automobile. Optimize your engine for extreme performance and enjoy an exhilarating driving experience on both road and track.

Key benefits of engine tuning: substantial horsepower and torque gains for rapid acceleration, sharper throttle response, enhanced mechanical reliability using high-strength components, and tailored custom tuning suited to all engines.

Essential Products to Maximize Engine Performance

Discover all our precision-engineered components designed to increase efficiency and durability in your engine block:

  • Cold Air Intakes & Air Filtration – Performance sports filters and carbon intake systems for maximum air filling.
  • Intercoolers & Charge Coolers – Efficient intake air cooling to sustain consistent power output under heavy loads.
  • Forged Pistons & Connecting Rods – Heavy-duty internal components built to withstand extreme temperatures and boost pressures.
  • Turbos & Superchargers – Forced induction upgrades delivering significant power increases.
  • Ignition & Servicing – Competition spark plugs, high-output ignition coils, and high-performance oil filters.

Industry-Leading Benchmark Brands

We stock top tuning and motorsport manufacturers: Wagner Tuning, Forge Motorsport, Magnecor, Green Filter, BMC Filter, NGK, Vibra Technics, and Powerflex. We also supply OEM factory parts to ensure meticulous engine maintenance.

Why you should Choose Optimiz Access for Your Engine Upgrades

Since 2010, Optimiz Access has specialized in selecting top-tier engine components for the custom upgrading and maintenance of sports vehicles. Located in northern France (Hauts-de-France) — near Lille, Valenciennes, Cambrai, Arras, Seclin, Douai, and Saint-Quentin —, our expert technicians guide your hardware selection and provide professional installation in our workshop. We ensure strict quality control along with fast worldwide shipping.

Unleash Your Engine's Full Potential Today

Give your car the raw power and sharp response it deserves. Trust the expertise of Optimiz Access, select your engine performance parts today, and benefit from our fast dispatch.

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  • Categories: Support moteur
En Stock
€53.98 €63.50 Regular price -15% off Price
En Stock
€53.98 €63.50 Regular price -15% off Price
Castrol EDGE 0w40 RN17RSA Oil - Renault Clio 4 RS, Megane 4 RS, Alpine A110Castrol EDGE 0w40 RN17RSA Oil - Renault Clio 4 RS, Megane 4 RS, Alpine A110
    • On sale!
    Preserve the raw output, responsiveness, and longevity of your modern turbocharged engine with Castrol EDGE 5L 0w40 RN17RSA motor oil . Explicitly formulated under factory reference 7711943670 to meet the strict engineering approval demands of Renault Sport...
    €53.98€63.50Regular price-15% offPrice
    Castrol EDGE 0w40 RN17RSA Oil - Renault Clio 4 RS, Megane 4 RS, Alpine A110Castrol EDGE 0w40 RN17RSA Oil - Renault Clio 4 RS, Megane 4 RS, Alpine A110
      • On sale!
      Preserve the raw output, responsiveness, and longevity of your modern turbocharged engine with Castrol EDGE 5L 0w40 RN17RSA motor oil . Explicitly formulated under factory reference 7711943670 to meet the strict engineering approval demands of Renault Sport...
      €53.98€63.50Regular price-15% offPrice
      En Stock
      €9.60 Price
      En Stock
      €9.60 Price
      Vis M12 anti cabrage
          Vis M12 Vis utilisée pour la fixation de la partie av de l'anti cabrage inférieur sur la Clio 3 X85 Cup et utilisée pour la fixation de la partie arriere de l'anti cabrage inferieur sur Twingo 2 RS et Wind Référence: 7703002363-7703002951
          €9.60Price
          Vis M12 anti cabrage
              Vis M12 Vis utilisée pour la fixation de la partie av de l'anti cabrage inférieur sur la Clio 3 X85 Cup et utilisée pour la fixation de la partie arriere de l'anti cabrage inferieur sur Twingo 2 RS et Wind Référence: 7703002363-7703002951
              €9.60Price
              En Stock
              €230.05 €270.65 Regular price -15% off Price
              En Stock
              €230.05 €270.65 Regular price -15% off Price
              Cale Porte Injecteur RS Clio 2 RSOriginal RENAULT Intake Manifold / Injector Rail Spacer for Clio 2 RS 182 hp
                  The secret to 182 horsepower ! You wouldn't want to restrict the intake potential of your Clio 2 RS ? This Intake Manifold , also known as the Injector Rail Spacer , is the Original RENAULT part specific to the Clio 2 RS 182 hp models (compatible with all...
                  €230.05€270.65Regular price-15% offPrice
                  Cale Porte Injecteur RS Clio 2 RSOriginal RENAULT Intake Manifold / Injector Rail Spacer for Clio 2 RS 182 hp
                      The secret to 182 horsepower ! You wouldn't want to restrict the intake potential of your Clio 2 RS ? This Intake Manifold , also known as the Injector Rail Spacer , is the Original RENAULT part specific to the Clio 2 RS 182 hp models (compatible with all...
                      €230.05€270.65Regular price-15% offPrice
                      En Stock
                      €14.65 Price
                      En Stock
                      €14.65 Price
                      Engine Oil Jet Renault Megane 3 RSEngine Oil Jet Renault Megane 3 RS
                          Engine Oil Jet – Renault Megane 3 RS Engine oil jet designed for compatible Renault Megane 3 RS applications. This component directs engine oil to specific areas of the engine to support lubrication and help manage operating temperatures. Check compatibility with your engine before ordering.
                          €14.65Price
                          Engine Oil Jet Renault Megane 3 RSEngine Oil Jet Renault Megane 3 RS
                              Engine Oil Jet – Renault Megane 3 RS Engine oil jet designed for compatible Renault Megane 3 RS applications. This component directs engine oil to specific areas of the engine to support lubrication and help manage operating temperatures. Check compatibility with your engine before ordering.
                              €14.65Price
                              Entretoise rotule pour biellette de reprise de couple Clio 3 X85 Cup
                                  Entretoise rotule pour biellette de reprise de couple Clio 3 X85 Cup Référence: 7711160059
                                  €14.64Price
                                  Entretoise rotule pour biellette de reprise de couple Clio 3 X85 Cup
                                      Entretoise rotule pour biellette de reprise de couple Clio 3 X85 Cup Référence: 7711160059
                                      €14.64Price
                                      En Stock
                                      €200.27 Price
                                      En Stock
                                      €200.27 Price
                                      Biellette de reprise de couple Clio 3 X85 Cup
                                          Biellette de reprise de couple Clio 3 X85 Cup Référence: 7711160020
                                          €200.27Price
                                          Biellette de reprise de couple Clio 3 X85 Cup
                                              Biellette de reprise de couple Clio 3 X85 Cup Référence: 7711160020
                                              €200.27Price
                                              En Stock
                                              €232.70 Price
                                              En Stock
                                              €232.70 Price
                                              Support moteur sur moteur Clio R3Renault Clio R3 Engine Mount (7711160468)
                                                  Optimize your Renault Clio R3 engine mount with this official Renault Sport engine support (ref. 7711160468) . Designed for optimal performance, it ensures a robust and precise fixation of your engine. Find the associated silent blocks and body side mount at the bottom of the page for a complete assembly.
                                                  €232.70Price
                                                  Support moteur sur moteur Clio R3Renault Clio R3 Engine Mount (7711160468)
                                                      Optimize your Renault Clio R3 engine mount with this official Renault Sport engine support (ref. 7711160468) . Designed for optimal performance, it ensures a robust and precise fixation of your engine. Find the associated silent blocks and body side mount at the bottom of the page for a complete assembly.
                                                      €232.70Price
                                                      En Stock
                                                      €121.85 Price
                                                      En Stock
                                                      €121.85 Price
                                                      Genuine Renault Idle Actuator - Clio 2 RS Phase 1Genuine Renault Idle Actuator - Clio 2 RS Phase 1
                                                          Restore perfect engine idle speed stability to your Renault Clio 2 RS Phase 1 with this genuine Renault idle actuator . An essential part often responsible for unstable idling , stalling, or difficult starting, it guarantees optimal performance for your F4R engine. Don't compromise the reliability of your sports car for a simple faulty sensor.
                                                          €121.85Price
                                                          Genuine Renault Idle Actuator - Clio 2 RS Phase 1Genuine Renault Idle Actuator - Clio 2 RS Phase 1
                                                              Restore perfect engine idle speed stability to your Renault Clio 2 RS Phase 1 with this genuine Renault idle actuator . An essential part often responsible for unstable idling , stalling, or difficult starting, it guarantees optimal performance for your F4R engine. Don't compromise the reliability of your sports car for a simple faulty sensor.
                                                              €121.85Price
                                                              En Stock
                                                              €667.54 Price
                                                              En Stock
                                                              €667.54 Price
                                                              Support moteur sur caisse Clio R3
                                                                  Secure and optimize the fixation of your engine to the body of your Renault Clio R3 with this official Renault Sport body side engine mount (ref. 7711160466) . Essential for a perfect chassis-engine connection, it contributes to driving precision and the reduction of vibrations. Find the associated engine side engine mount at the...
                                                                  €667.54Price
                                                                  Support moteur sur caisse Clio R3
                                                                      Secure and optimize the fixation of your engine to the body of your Renault Clio R3 with this official Renault Sport body side engine mount (ref. 7711160466) . Essential for a perfect chassis-engine connection, it contributes to driving precision and the reduction of vibrations. Find the associated engine side engine mount at the...
                                                                      €667.54Price
                                                                      Entretoise berceau (support moteur anti cabrage) Clio 3 Cup
                                                                          The Renault Sport cradle spacer (ref. 7711160193 ) is an essential part to optimize the lower engine anti-pitch for your Renault Clio 3 X85 Cup . It improves chassis rigidity and engine stability.
                                                                          €10.44Price
                                                                          Entretoise berceau (support moteur anti cabrage) Clio 3 Cup
                                                                              The Renault Sport cradle spacer (ref. 7711160193 ) is an essential part to optimize the lower engine anti-pitch for your Renault Clio 3 X85 Cup . It improves chassis rigidity and engine stability.
                                                                              €10.44Price
                                                                              En Stock
                                                                              €140.06 Price
                                                                              En Stock
                                                                              €140.06 Price
                                                                              Suspension GMP AV D (support coiffe moteur) Clio X85 CupRenault Clio 3 X85 Cup Body Mount (7711160012)
                                                                                  Strengthen the engine-chassis connection of your Renault Clio 3 X85 Cup with this official Renault Sport body side engine mount (ref. 7711160012) . Essential for minimizing vibrations and optimizing handling. Find the associated engine side engine mount at the bottom of the page for a complete assembly.
                                                                                  €140.06Price
                                                                                  Suspension GMP AV D (support coiffe moteur) Clio X85 CupRenault Clio 3 X85 Cup Body Mount (7711160012)
                                                                                      Strengthen the engine-chassis connection of your Renault Clio 3 X85 Cup with this official Renault Sport body side engine mount (ref. 7711160012) . Essential for minimizing vibrations and optimizing handling. Find the associated engine side engine mount at the bottom of the page for a complete assembly.
                                                                                      €140.06Price
                                                                                      CHC M8-20 Renault Sport Bolt for Twingo R2 (7711128280)CHC M8-20 Renault Sport Bolt for Twingo R2 (7711128280)
                                                                                          Ensure the reliability of your assembly with this Genuine Renault Sport CHC M8-20 Bolt , reference 7711128280 . Specifically engineered for the high-stress environment of the Twingo R2 , this fastening component guarantees torque consistency...
                                                                                          €1.06Price
                                                                                          CHC M8-20 Renault Sport Bolt for Twingo R2 (7711128280)CHC M8-20 Renault Sport Bolt for Twingo R2 (7711128280)
                                                                                              Ensure the reliability of your assembly with this Genuine Renault Sport CHC M8-20 Bolt , reference 7711128280 . Specifically engineered for the high-stress environment of the Twingo R2 , this fastening component guarantees torque consistency...
                                                                                              €1.06Price
                                                                                              En Stock
                                                                                              €10.02 Price
                                                                                              En Stock
                                                                                              €10.02 Price
                                                                                              Joint de cold side
                                                                                                  COLD SIDE SEAL – JTCOLD The cold side seal, reference JTCOLD , is a sealing component intended for use on the cold side of an air circuit. It helps provide an airtight connection between...
                                                                                                  €10.02Price
                                                                                                  Joint de cold side
                                                                                                      COLD SIDE SEAL – JTCOLD The cold side seal, reference JTCOLD , is a sealing component intended for use on the cold side of an air circuit. It helps provide an airtight connection between...
                                                                                                      €10.02Price
                                                                                                      En Stock
                                                                                                      €19.99 Price
                                                                                                      En Stock
                                                                                                      €19.99 Price
                                                                                                      Huile Motul Eighties 10w40 (bidon de 2L)
                                                                                                          Huile Motul Eighties 10w40 (bidon de 2L) Huile moteur semi-synthétique multigrade spécialement conçue pour les véhicules classiques, Modern Classic et Youngtimer des années 1970, 1980 et 1990 équipés de moteurs 4 Temps, Essence ou Diesel, atmosphériques, compressés ou turbocompressés, à injection ou carburateur, de ces décennies.
                                                                                                          €19.99Price
                                                                                                          Huile Motul Eighties 10w40 (bidon de 2L)
                                                                                                              Huile Motul Eighties 10w40 (bidon de 2L) Huile moteur semi-synthétique multigrade spécialement conçue pour les véhicules classiques, Modern Classic et Youngtimer des années 1970, 1980 et 1990 équipés de moteurs 4 Temps, Essence ou Diesel, atmosphériques, compressés ou turbocompressés, à injection ou carburateur, de ces décennies.
                                                                                                              €19.99Price
                                                                                                              Joint décanteur huile
                                                                                                                  Ensure a perfect seal for your engine's ventilation system with this genuine Renault oil decanter gasket . Essential for your Renault Clio 2 RS (excluding Phase 1), Clio 3 RS, Megane 2 RS, or Megane 3 RS , it prevents oil leaks, excessive consumption, and circuit clogging. Don't let a faulty gasket compromise the cleanliness and performance of your sports engine.
                                                                                                                  €39.17Price
                                                                                                                  Joint décanteur huile
                                                                                                                      Ensure a perfect seal for your engine's ventilation system with this genuine Renault oil decanter gasket . Essential for your Renault Clio 2 RS (excluding Phase 1), Clio 3 RS, Megane 2 RS, or Megane 3 RS , it prevents oil leaks, excessive consumption, and circuit clogging. Don't let a faulty gasket compromise the cleanliness and performance of your sports engine.
                                                                                                                      €39.17Price
                                                                                                                      Genuine Renault Camshaft Position Sensor – Clio 3 RS Ph2 & Megane 3 RSGenuine Renault Camshaft Position Sensor – Clio 3 RS Ph2 & Megane 3 RS
                                                                                                                          A key component for ignition and injection, this Genuine Renault Camshaft Position Sensor guarantees the accuracy of information transmitted to your sports car's ECU. Essential for the proper functioning of your Renault Clio 3 RS Phase 2, Clio 3 X85 Cup, and Renault Mégane 3 RS . Choose Manufacturer...
                                                                                                                          €76.50Price
                                                                                                                          Genuine Renault Camshaft Position Sensor – Clio 3 RS Ph2 & Megane 3 RSGenuine Renault Camshaft Position Sensor – Clio 3 RS Ph2 & Megane 3 RS
                                                                                                                              A key component for ignition and injection, this Genuine Renault Camshaft Position Sensor guarantees the accuracy of information transmitted to your sports car's ECU. Essential for the proper functioning of your Renault Clio 3 RS Phase 2, Clio 3 X85 Cup, and Renault Mégane 3 RS . Choose Manufacturer...
                                                                                                                              €76.50Price
                                                                                                                              En Stock
                                                                                                                              €4.20 Price
                                                                                                                              En Stock
                                                                                                                              €4.20 Price
                                                                                                                              Prise de bobine
                                                                                                                                  This replacement coil plug is designed to replace faulty original coil plugs on Renault Clio 3 RS, Megane 2 RS, Megane 3 RS, and Twingo 2 RS. It ensures a reliable connection and optimal performance of the ignition system.
                                                                                                                                  €4.20Price
                                                                                                                                  Prise de bobine
                                                                                                                                      This replacement coil plug is designed to replace faulty original coil plugs on Renault Clio 3 RS, Megane 2 RS, Megane 3 RS, and Twingo 2 RS. It ensures a reliable connection and optimal performance of the ignition system.
                                                                                                                                      €4.20Price
                                                                                                                                      En Stock
                                                                                                                                      €81.59 Price
                                                                                                                                      En Stock
                                                                                                                                      €81.59 Price
                                                                                                                                      Sonde lambda Clio 2 RS et X65 CupSonde lambda Clio 2 RS et X65 Cup
                                                                                                                                          Sonde lambda Clio 2 RS et X65 Cup Convient en Aval des Clio 172 et pour chacunes des sondes pour la 182
                                                                                                                                          €81.59Price
                                                                                                                                          Sonde lambda Clio 2 RS et X65 CupSonde lambda Clio 2 RS et X65 Cup
                                                                                                                                              Sonde lambda Clio 2 RS et X65 Cup Convient en Aval des Clio 172 et pour chacunes des sondes pour la 182
                                                                                                                                              €81.59Price
                                                                                                                                              En Stock
                                                                                                                                              €21.91 €31.30 Regular price -30% off Price
                                                                                                                                              En Stock
                                                                                                                                              €21.91 €31.30 Regular price -30% off Price
                                                                                                                                              Bougie origine Megane 4 GT 205Bougie origine Megane 4 GT 205
                                                                                                                                                  Bougie origine Megane 4 GT 205 Vendue à l'unité
                                                                                                                                                  €21.91€31.30Regular price-30% offPrice
                                                                                                                                                  Bougie origine Megane 4 GT 205Bougie origine Megane 4 GT 205
                                                                                                                                                      Bougie origine Megane 4 GT 205 Vendue à l'unité
                                                                                                                                                      €21.91€31.30Regular price-30% offPrice
                                                                                                                                                      En Stock
                                                                                                                                                      €233.69 Price
                                                                                                                                                      En Stock
                                                                                                                                                      €233.69 Price
                                                                                                                                                      Sonde lambda (oxygene) Clio 3 RSSonde lambda (oxygene) Clio 3 RS
                                                                                                                                                          Sonde lambda (oxygene) Clio 3 RS 2 Modeles existent, la difference se situe au niveau des connecteurs des prises. Nous contacter pour confirmer la compatibilité
                                                                                                                                                          €233.69Price
                                                                                                                                                          Sonde lambda (oxygene) Clio 3 RSSonde lambda (oxygene) Clio 3 RS
                                                                                                                                                              Sonde lambda (oxygene) Clio 3 RS 2 Modeles existent, la difference se situe au niveau des connecteurs des prises. Nous contacter pour confirmer la compatibilité
                                                                                                                                                              €233.69Price
                                                                                                                                                              Pignon de vilebrequin claveté Twingo 2 RS y compris R1 et R2Pignon de vilebrequin claveté Twingo 2 RS y compris R1 et R2
                                                                                                                                                                  Pignon de vilebrequin claveté Twingo 2 RS y compris R1 et R2
                                                                                                                                                                  €75.14Price
                                                                                                                                                                  Pignon de vilebrequin claveté Twingo 2 RS y compris R1 et R2Pignon de vilebrequin claveté Twingo 2 RS y compris R1 et R2
                                                                                                                                                                      Pignon de vilebrequin claveté Twingo 2 RS y compris R1 et R2
                                                                                                                                                                      €75.14Price
                                                                                                                                                                      Dispo selon configuration
                                                                                                                                                                      €122.26 €131.47 Regular price -7% off Price
                                                                                                                                                                      Dispo selon configuration
                                                                                                                                                                      €122.26 €131.47 Regular price -7% off Price
                                                                                                                                                                      Kit Vidange Motul 300V Clio 2 RS, Clio 3 RS  Megane 2 RS, Twingo 2 RS 5w40Kit Vidange Motul 300V Clio 2 RS, Clio 3 RS  Megane 2 RS, Twingo 2 RS 5w40
                                                                                                                                                                        • Pack
                                                                                                                                                                        Kit Vidange Motul 300V comprenant 3 bidons de 2 Litres d'huile Motul 300V 5w40, 1 filtre à huile de marque Purflux et 1 joint bi matière de 16mm
                                                                                                                                                                        €122.26€131.47Regular price-7% offPrice
                                                                                                                                                                        Kit Vidange Motul 300V Clio 2 RS, Clio 3 RS  Megane 2 RS, Twingo 2 RS 5w40Kit Vidange Motul 300V Clio 2 RS, Clio 3 RS  Megane 2 RS, Twingo 2 RS 5w40
                                                                                                                                                                          • Pack
                                                                                                                                                                          Kit Vidange Motul 300V comprenant 3 bidons de 2 Litres d'huile Motul 300V 5w40, 1 filtre à huile de marque Purflux et 1 joint bi matière de 16mm
                                                                                                                                                                          €122.26€131.47Regular price-7% offPrice
                                                                                                                                                                          En Stock
                                                                                                                                                                          €361.00 Price
                                                                                                                                                                          En Stock
                                                                                                                                                                          €361.00 Price
                                                                                                                                                                          Kit Admisssion Forge Motorsport Megane 4 RSKit Admisssion Forge Motorsport Megane 4 RS
                                                                                                                                                                              Kit Admisssion Forge Motorsport Megane 4 RS Produit developpé dans le but de  - Garder des temperatures d'admission interessantes et les plus basses possibles - Ameliorer l'afflux d'air - Ameliorer l'esthetique de la baie moteur Apres de nombreux essais, les resultats obtenus sont + 15ch Ce gain peut etre superieur en associant ce kit...
                                                                                                                                                                              €361.00Price
                                                                                                                                                                              Kit Admisssion Forge Motorsport Megane 4 RSKit Admisssion Forge Motorsport Megane 4 RS
                                                                                                                                                                                  Kit Admisssion Forge Motorsport Megane 4 RS Produit developpé dans le but de  - Garder des temperatures d'admission interessantes et les plus basses possibles - Ameliorer l'afflux d'air - Ameliorer l'esthetique de la baie moteur Apres de nombreux essais, les resultats obtenus sont + 15ch Ce gain peut etre superieur en associant ce kit...
                                                                                                                                                                                  €361.00Price