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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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Culasse assemblée Megane 3 RS
Culasse neuve comprenant soupapes assemblées
€3,544.38Price
Pédale (avec capteur) Clio 3 RS
Attention 2 types de connecteurs existent, merci de controler la compatibilité avec votre véhicule
€214.14Price
Kit goujons et écrous fixation bobines pour Clio 3 RS Megane 2 RS et Megane 3 RS comprenant 4 goujons et 4 écrous le tout en inox.
Le filetage présent sur le couvre culasse peut être endommagé suite à la répétition du montage/démontage des bobines, nous vous proposons de remplacer les vis par un système de goujons et écrous. Ce montage permet de laisser en place les goujons...
€8.50Price
Coussinet de bielles Clio R3 MAX (prix unitaire)
La photo représente 4 coussinets mais le prix est unitaire
€79.93Price
Relais de courant
Nous contacter pour s'assurer de la compatibilité avec votre véhicule.
€38.09Price
Sur commande ou en cours de réappro
€34.98
Price
Sur commande ou en cours de réappro
€34.98
Price
Support bague joint Vilebrequin Twingo 2 RS y compris R1 et R2
€34.98Price
Sur commande ou en cours de réappro
€4.15
Price
Sur commande ou en cours de réappro
€4.15
Price
Relais resistance 35/15A
Référence: 8200337665 remplace les ref : 8200900374 et 8200351489
€35.54Price
Optimize the Performance of Your Renault Clio 3 RS
Don't let a faulty upstream oxygen sensor compromise the optimal functioning of your Renault Clio 3 RS . This genuine Renault upstream oxygen sensor , also known as a lambda sensor , is essential for efficient combustion and controlled emissions. Please...
€289.19Price
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The mechanical throttle body gasket is a crucial performance part for optimizing the engine operation of your Renault Clio R3 or Renault Clio 3 X85 Cup . Ensure flawless sealing and maintain the power of your competition vehicle with this high-quality replacement gasket.
€7.93Price
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The mechanical throttle body gasket is a quality part essential for optimizing the engine performance of your Renault Twingo R2 . Ensure perfect sealing and maintain the performance of your rally vehicle with this reliable replacement gasket.
€7.93Price
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The mechanical throttle body gasket is a quality part essential for optimizing the operation of your Renault Clio 2 RS Phase 1, Clio Gr N , or Clio 2 X65 Cup . Ensure perfect sealing and maintain your engine's performance with this reliable replacement gasket.
€7.93Price
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Bague antidemarrage Clio 2 RS y compris Gr N
€214.78Price
Sur commande ou en cours de réappro
€73.00
Price
Sur commande ou en cours de réappro
€73.00
Price
Conduit d'air (durite) jonction boite à air / papillon Twingo 2 RS
€73.00Price
Sur commande ou en cours de réappro
€14.44
Price
Sur commande ou en cours de réappro
€14.44
Price
Ensure optimal lubrication for your Clio 2 RS 182, Clio 3 RS, or Megane 2 RS F4R engine with this genuine Renault oil sprayer (oil jet) for cylinders 2 and 4. Essential for reliability, this small component sprays oil under the pistons to cool and lubricate them. Don't take any risks with the health of your F4R engine.
€14.44Price
Sur commande ou en cours de réappro
€303.66
Price
Sur commande ou en cours de réappro
€303.66
Price
Maintain optimal intake pressure for your Mégane 3 RS ! Get this Genuine RENAULT Intake Hose , connecting the intercooler to the Sound Pipe . This crucial part includes the already fitted boost sensor (MAP sensor) , guaranteeing accurate pressure readings for your sports car's engine...
€303.66Price
Genuine Renault Fuel Supply Hose for Clio 2 RS. Ensure optimal and reliable fuel supply with this high-quality fuel line.
€71.32Price
Support fusible (borne + batterie) Twingo 2 RS
€21.80Price
Répartiteur admission 160cv Twingo R2
Référence: 7711162688
€245.69Price
Arbres à Cames Cat Cams pour Clio 2 RS Nous vous proposons une large gamme d'arbre à Cames Cat Cams, avec de nombreuses variantes pour un meme moteur, permettant ainsi d'affiner la préparation suivant l'utilisation de la voiture.
€822.73Price
Les Batteries hautes performances au Lithium Ion offrent un gains de poids et de place pour une capacité de démarrage équivalente.
De plus ces batteries nouvelles générations se rechargent à 90% en 6 minutes.
La longévité est également accrue, jusqu'à 2000 cycles de charge.
2 Choix possibles
Batterie 16A
Dimensions : 186x81x170mm Poids :...
€269.00Price
Joint de Culasse Clio 2 RS et Gr N Véritable produit Renault
€89.09Price
Durites D'admission Forge pour Clio 3 RS composé de 3 durites
€169.31Price
Conduit d'air Clio 2 RS Phase 2 / Phase 3
Conduit permettant l'amenée d'air frais sur le coté de la boite à air d'origine
€62.35Price