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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: Circuit d'air
  • Categories: Entretien
  • Categories: Kit Allègement
Dispo selon configuration
€169.31 Price
Dispo selon configuration
€169.31 Price
Durites Admission Forge Clio 3 RSDurites Admission Forge Clio 3 RS
      Durites D'admission Forge pour Clio 3 RS composé de 3 durites
      €169.31Price
      Durites Admission Forge Clio 3 RSDurites Admission Forge Clio 3 RS
          Durites D'admission Forge pour Clio 3 RS composé de 3 durites
          €169.31Price
          Reinforced silicone breather and wastegate actuator control hose kit by Forge Motorsport for Megane 2 RS. blue
              Prevent boost control errors and physical hose degradation within your engine bay with the premium Forge Breather and Wastegate Silicone Hoses Megane 2 RS . Manufactured from high-tensile, multi-layer reinforced silicone, this kit directly replaces aging factory rubber lines...
              €78.41Price
              Reinforced silicone breather and wastegate actuator control hose kit by Forge Motorsport for Megane 2 RS. blue
                  Prevent boost control errors and physical hose degradation within your engine bay with the premium Forge Breather and Wastegate Silicone Hoses Megane 2 RS . Manufactured from high-tensile, multi-layer reinforced silicone, this kit directly replaces aging factory rubber lines...
                  €78.41Price
                  Sur commande ou en cours de réappro
                  €267.72 €382.45 Regular price -30% off Price
                  Sur commande ou en cours de réappro
                  €267.72 €382.45 Regular price -30% off Price
                  Embrayage Complet Origine Clio 3  RS
                      Embrayage Complet Origine Cio 3 RS toutes motorisations
                      €267.72€382.45Regular price-30% offPrice
                      Embrayage Complet Origine Clio 3  RS
                          Embrayage Complet Origine Cio 3 RS toutes motorisations
                          €267.72€382.45Regular price-30% offPrice
                          Sur commande ou en cours de réappro
                          €11.60 Price
                          Sur commande ou en cours de réappro
                          €11.60 Price
                          Filtre à huile Purflux L470 Megane RS DCI
                              Filtre à huile purflux L470 Photo non Contractuelle
                              €11.60Price
                              Filtre à huile Purflux L470 Megane RS DCI
                                  Filtre à huile purflux L470 Photo non Contractuelle
                                  €11.60Price
                                  Sur commande ou en cours de réappro
                                  €96.05 Price
                                  Sur commande ou en cours de réappro
                                  €96.05 Price
                                  Tuyau Absorbeur Vapeur Carburant Megane 2 RSTuyau Absorbeur Vapeur Carburant Megane 2 RS
                                      Genuine Renault Fuel Vapor Separator Hose for Megane 2 RS This hose, commonly prone to breakage at the clip near the throttle body, ensures optimal evacuation of fuel vapors. Replace your defective part with a genuine piece to guarantee the reliability and performance of your engine.
                                      €96.05Price
                                      Tuyau Absorbeur Vapeur Carburant Megane 2 RSTuyau Absorbeur Vapeur Carburant Megane 2 RS
                                          Genuine Renault Fuel Vapor Separator Hose for Megane 2 RS This hose, commonly prone to breakage at the clip near the throttle body, ensures optimal evacuation of fuel vapors. Replace your defective part with a genuine piece to guarantee the reliability and performance of your engine.
                                          €96.05Price
                                          Sur commande ou en cours de réappro
                                          €407.93 Price
                                          Sur commande ou en cours de réappro
                                          €407.93 Price
                                          Kit Suppression de ClimKit Suppression de Clim
                                              Kit Suppression de Clim pour Clio 3 RS, Megane 2 RS et Megane 3 RS. Le kit comprend uniquement le support permettant de supprimer le compresseur de clim. Il est necessaire de changer la courroie.
                                              €407.93Price
                                              Kit Suppression de ClimKit Suppression de Clim
                                                  Kit Suppression de Clim pour Clio 3 RS, Megane 2 RS et Megane 3 RS. Le kit comprend uniquement le support permettant de supprimer le compresseur de clim. Il est necessaire de changer la courroie.
                                                  €407.93Price
                                                  Sur commande ou en cours de réappro
                                                  €180.62 Price
                                                  Sur commande ou en cours de réappro
                                                  €180.62 Price
                                                  Kit Joint Refection moteur Origine Megane 2 RSKit Joint Refection moteur Origine Megane 2 RS
                                                      Ensemble de joints nécéssaire au bon remontage du moteur de Megane 2 RS Véritable produit d'origine Comprend le joint de culasse le joint de collecteur d'admission le joint de collecteur d'échappement le kit joint spy et écrou d'arbres à cames le joint de boitier d'eau les joints de queue de soupapes
                                                      €180.62Price
                                                      Kit Joint Refection moteur Origine Megane 2 RSKit Joint Refection moteur Origine Megane 2 RS
                                                          Ensemble de joints nécéssaire au bon remontage du moteur de Megane 2 RS Véritable produit d'origine Comprend le joint de culasse le joint de collecteur d'admission le joint de collecteur d'échappement le kit joint spy et écrou d'arbres à cames le joint de boitier d'eau les joints de queue de soupapes
                                                          €180.62Price
                                                          Sur commande ou en cours de réappro
                                                          €29.90 Price
                                                          Sur commande ou en cours de réappro
                                                          €29.90 Price
                                                          Bidon de 2L de ELF HTX Chrono 10w60
                                                              Bidon de 2L de ELF HTX Chrono 10w60 Normes Internationales: API SL
                                                              €29.90Price
                                                              Bidon de 2L de ELF HTX Chrono 10w60
                                                                  Bidon de 2L de ELF HTX Chrono 10w60 Normes Internationales: API SL
                                                                  €29.90Price
                                                                  Sur commande ou en cours de réappro
                                                                  €51.60 Price
                                                                  Sur commande ou en cours de réappro
                                                                  €51.60 Price
                                                                  Genuine factory high-density polymer engine timing belt protective cover casing for Renault Twingo RS and Twingo R1.Timing Belt Cover Casing | Renault Twingo RS, Twingo R1
                                                                      Do not risk foreign debris entering your engine's timing mechanism, premature wear on your belt due to structural rubbing, or a catastrophic timing belt snap during high-RPM track sessions. The premium timing belt cover casing for the Renault Twingo RS and Twingo R1 is the...
                                                                      €51.60Price
                                                                      Genuine factory high-density polymer engine timing belt protective cover casing for Renault Twingo RS and Twingo R1.Timing Belt Cover Casing | Renault Twingo RS, Twingo R1
                                                                          Do not risk foreign debris entering your engine's timing mechanism, premature wear on your belt due to structural rubbing, or a catastrophic timing belt snap during high-RPM track sessions. The premium timing belt cover casing for the Renault Twingo RS and Twingo R1 is the...
                                                                          €51.60Price