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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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Active filters
Prise de bobine Clio 2
Vendue avec les cosses et les joints d'étanchéité
€35.34Price
Take zero risks on the track or in competition with this genuine Renault Sport emergency kill switch . An essential component of the electrical system for the Renault Megane N4 and Renault Twingo R2 , this emergency cutoff switch immediately cuts off power in the event of an incident to prevent electrical...
€20.30Price
Tampon supérieur radiateur Clio 3 RS y compris R3 et X85 Cup
€7.96Price
Capteur pédale accélérateur Clio 3 RS
Attention 2 types de connecteurs existent, merci de controler la compatibilité avec votre véhicule
Véritable produit d'origine
€119.28Price
Convergent boitier filtre assemblé Twingo R2 195cv
€402.96Price
Mechanical throttle potentiometer, identical to the original, compatible with Renault Clio 2 RS, Clio 2 Rally, Clio 2 Gr N, and Clio 2 X65 Cup. Optimal performance and precision for your vehicle.
€67.50Price
Capteur pression de suralimentation Megane 3 RS
Véritable produit d'origine
€130.37Price
Cablage additionnel Moteur Megane N4
Référence: 7711167185
€359.64Price
Raccord union double égal Ø8 Megane N4
Référence : 7711167252
€6.41Price
Durite d'eau sortie de radiateur Twingo RS R1 et R2
Véritable produit d'origine
€82.45Price
Ensure optimal thermal regulation for your Renault Megane 3 RS with this genuine Renault thermostat . With an opening temperature of 83°C , it is the key part to ensure your engine runs at the ideal temperature, preventing both overheating and undercooling. Don't compromise the health of your F4R engine.
€82.24Price
Collier serrage inox (durite) diametre 12-20mm
Vendu à l'unité
€1.00Price
Capteur pression suralimentation Megane 2 RS
€140.16Price
Tuyau essence vapeur canister Ø8 Megane N4
Référence: 7711167251
€12.78Price
Lot de 2 bouchons silicone pour suppression résonateur Clio 4 RS
Uniquement compatible avec la cold side AIRTEC
Si vous disposez encore de la durite d'origine, consultez nos autres bouchons
€58.32Price
Butée basse pédale d'accélérateur Twingo R2
Référence: 7711157182
€35.68Price
Optimize your boost management with the Forge Motorsport Wastegate for Renault Clio 4 RS (reference FMACRTRCT ). This piston-actuated turbo actuator is designed to provide significantly higher pressure stability than the factory unit.
Essential for...
€266.00Price
Secure your boost pressure consistency and eliminate intake charge drops with the high-performance Forge Motorsport Turbo Hose Kit for the Renault Megane 4 RS . This premium set of uprated silicone boost couplers replaces the restrictive factory rubber lines to optimize...
€294.76Price
Collecteur admission Clio 2 X65 Cup et Gr N
Prévu pour papillon mécanique
€486.55Price
Durite coudée suralimentation (arrivée turbo) Megane 3 RS
€45.90Price
Tuyau entrée d'eau Twingo RS y compris R1 et R2
€43.48Price
Durite Sortie radiateur de chauffage Twingo RS R1 et R2
Véritable produit d'origine
€38.53Price
Conduit air HP entrée boitier Clio 4 RS
Permet de remplacer le produit qui s'ouvre de temps en temps sous la pression du Turbo
Produit d'origine
€220.69Price
Collier serrage inox (durite) diametre 20-32mm
Vendu à l'unité
€1.10Price
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
Joint cuivre de bouchon de rampe Twingo R1 et R2 et Clio R3
Référence: 7903062105
€4.16Price
Joint de tuyau d'entree d'eau.
Produit compatible pour Clio 2 RS, Twingo RS
€12.40Price
Conduite d'eau refroidissement Turbo pour Megane 2 RS
€345.64Price
Pompe à eau avec joint Clio 4 RS
Véritable produit d'origine
€282.25Price
Collier serrage inox (durite) diametre 25-40mm
Vendu à l'unité
€1.30Price
Filtre à air origine Clio 2 RS
Véritable produit d'origine
Ne convient pas à la boite a air cylindrique des clio RS1
€25.61Price
Joint cuivre de banjo d'alimentation de rampe Twingo R1 et R2
Référence: 7711050937
€3.04Price
