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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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Jeu de 6 durites Silicone Forge. Ce kit remplace avantageusement les durites d'origines de la voiture car beaucoup plus résistantes. Apporte également un look visuel racing à votre moteur.
€317.09Price
Kit de 11 Durites Silicones pour Super 5 GT Turbo Phase 2 Noir mat afin de rester dans l'esprit d'origine de la voiture Parfait pour une restoration
€279.71Price
Joint anti-usure jonction écope divergent Twingo R2
Référence: 7711167594
€8.48Price
Module jauge pompe Megane 2 RS Véritable produit d'origine
€459.88Price
Secure the sensors of your Megane 2 RS with the FORGE MOTORSPORT FMRCLMP kit. Composed of 2 reinforcements, it ensures optimal support for the depression hose and pressure sensor. Avoid performance losses and reliability issues.
€36.80Price
Support pédale accélérateur Twingo R2
Référence: 7711162673
€36.89Price
Silentbloc maintien écope Twingo R2 Référence: 7711167596
€9.50Price
Ensure a leak-free fuel system with this genuine Renault fuel pump locking ring and seal kit . Essential for any intervention on the fuel sender unit, this kit prevents leaks and persistent fuel odors inside your sports vehicle's cabin.
Includes the locking nut (ring) and the...
€55.88Price
En Stock
€50.21
€83.68
Regular price
-40% off
Price
En Stock
€50.21
€83.68
Regular price
-40% off
Price
Optimize your engine's combustion cycle with this genuine Renault ignition coil . Sold individually, it is the essential choice for Renault Megane 2 RS , Clio 3 RS , Megane 3 RS , and Twingo 2 RS owners looking to maintain optimal ignition performance.
Certified...
€50.21€83.68Regular price-40% offPrice
Joint Plenum Clio 3 RS Joint permettant de faire l’étanchéité entre le moteur et le collecteur d'admission. Il est conseillé de le changer lors à chaque démontage
€13.20Price
Forge Motorsport Silicone Intake Hose for Renault Megane 2 RS
Optimize the airflow to your Renault Megane 2 RS engine with this high-quality silicone intake hose from Forge Motorsport (ref: FMRMBHS). Available in several colors. Connects to the throttle body. Discover associated products at the bottom of the page.
€44.99Price
Secure your fuel system with this official RENAULT SPORT 90° fuel rail fitting . A key component from the competition catalog for the Renault Clio 2 RS Group N , this fitting ensures constant flow and absolute sealing under pressure. Do not let a standard component compromise the safety of your racing setup or your track day...
€37.52Price
The original Renault injector is an essential part to ensure precise fuel injection in the engine of your Renault Clio 3 RS and Renault Clio 3 X85 Cup . It ensures optimal combustion and reliable engine performance.
€66.99Price
Tuyau carburant entre réservoir et coupling Goodridge Megane N4
Référence: 7711167089
€173.57Price
Collier serrage inox (durite) diametre 20-32mm
Vendu à l'unité
€1.10Price
Durite d'eau sortie de radiateur Twingo RS R1 et R2
Véritable produit d'origine
€82.45Price
Don't let a seized cable compromise your responsiveness on the track. This official Renault Sport throttle cable is specifically designed for the Renault Clio 3 X85 Cup .
Genuine manufacturer part (Reference 7711160160).
High-resistance design for intensive competition ...
€52.69Price
Joint de tuyau d'entree d'eau.
Produit compatible pour Clio 2 RS, Twingo RS
€12.40Price
Collier serrage inox (durite) diametre 25-40mm
Vendu à l'unité
€1.30Price
Collecteur admission Clio 2 X65 Cup et Gr N
Prévu pour papillon mécanique
€486.55Price
Raccord union double égal Ø8 Megane N4
Référence : 7711167252
€6.41Price
Capteur température d'air Twingo RS, R1 et R2
Référence: 7711162828
€40.84Price
Optimize your engine's cooling with this high-performance water radiator designed for demanding powerplants. Whether you own a standard Clio 3 RS or a competition version like the Clio R3 or Twingo R2 , this component is...
€243.60Price
Collier serrage inox (durite) diametre 30-45mm
Vendu à l'unité
€1.37Price
Durite Sortie radiateur de chauffage Twingo RS R1 et R2
Véritable produit d'origine
€38.53Price
Ensure reliable electrical power for your Renault Clio 3 RS , Renault Clio R3 , or Renault Clio 3 X85 Cup with this genuine RENAULT alternator . An essential component for the proper functioning of your sports vehicle. Find associated complementary products at the bottom of the page for optimal...
€546.20Price
Joint cuivre de bouchon de rampe Twingo R1 et R2 et Clio R3
Référence: 7903062105
€4.16Price
Tuyau essence vapeur canister Ø8 Megane N4
Référence: 7711167251
€12.78Price
Jeu de Bougies Renault Clio Williams
Véritable produit d'origine
€24.00€30.00Regular price-20% offPrice
Gicleur Piston 1-3 Clio 2 RS1 et RS2
Vendu à l'unité
€14.16Price
Collier serrage inox (durite) diametre 32-50mm
Vendu à l'unité
€1.36Price
The original Renault fuel gauge/pump module is an essential part to ensure reliable and precise fuel supply on your Renault Megane 2 RS . Please note, there are two different assemblies for this vehicle. Contact us with your vehicle's VIN for accurate guidance.
€396.19Price
Pompe à eau avec joint Clio 4 RS
Véritable produit d'origine
€282.25Price