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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
Filtre à air Origine Megane 3 RS
Véritable produit d'origine
€26.83Price
Durite d'induction (admission) Forge Motorsport Megane 4 RS
Produit de qualité permettant de limiter les perturbations.
€118.31Price
Admission ITG MAXOGEN pour CLIO 4 RS
N'hesitez pas à la completer avec un BOA afin de la gaver en air frais
€329.00Price
Silent Bloc Powerflex Anti Cabrage Superieur pour Clio 3 RS Produit à inserieur en lieu et place du silent bloc d'origine
€39.82Price
- New
- New
Genuine Renault mounting bolt sold individually, specifically designed to secure the timing side engine mount to the chassis. Essential to ensure perfect alignment of the engine block and prevent severe vibrations or hardware failure on your Renault Clio 2 RS or Clio 2 Group N race car.
€10.72Price
Sur commande ou en cours de réappro
€14.51
Price
Sur commande ou en cours de réappro
€14.51
Price
Sur commande ou en cours de réappro
€42.50
Price
Sur commande ou en cours de réappro
€42.50
Price
Sur commande ou en cours de réappro
€248.35
Price
Sur commande ou en cours de réappro
€248.35
Price
Protect your engine's integrity with this genuine RENAULT timing-side engine mount (hydro-elastic damper). Specifically engineered for the Renault Clio 4 RS , this essential component ensures optimal vibration dampening and rigorous stability for your 1.6 Turbo block. Don't let a sagging mount compromise your...
€248.35Price
Sur commande ou en cours de réappro
€21.31
Price
Sur commande ou en cours de réappro
€21.31
Price
Silent Bloc Renforcement anti cabrage inférieur Powerflex Twingo 2 RS
Uniquement compatible avec l'anti cabrage d'origine en version Acier
Le silent bloc renforce l'origine mais ne le remplace pas. Si le silent bloc d'origine est mort, la mise en place du renfort ne le sauvera pas.
Si vous disposez de l'anti cabrage d'origine en Aluminium, veuillez consulter nos autres...
€21.31Price
Sur commande ou en cours de réappro
€73.14
Price
Sur commande ou en cours de réappro
€73.14
Price
Biellette Superieure Anti Cabrage Sup Megane 2 RS DCI
Biellette Anti couple
€73.14Price
Sur commande ou en cours de réappro
€63.72
Price
Sur commande ou en cours de réappro
€63.72
Price
Stop letting excessive engine movement ruin your gear changes. The Powerflex Black Series Rear Central Anti-Squat Bush (reference PFF60-211K-BLK ) is the definitive solution to lock down your powertrain. Designed specifically for the Clio 2 RS, Clio 3 RS, and Twingo 2 RS , this reinforced mount eliminates...
€63.72Price
Sur commande ou en cours de réappro
€55.14
Price
Sur commande ou en cours de réappro
€55.14
Price
Don't risk sloppy gear shifts or damaged engine mounts under hard acceleration. The Powerflex Black Series rear lower engine mount insert kit (Reference: PFF60206K-BLK) locks down drivetrain movement on your Renault Clio 16S, Clio Williams, or Clio 2...
€55.14Price
Sur commande ou en cours de réappro
€87.15
€116.20
Regular price
-25% off
Price
Sur commande ou en cours de réappro
€87.15
€116.20
Regular price
-25% off
Price
Support Moteur ou Biellette Anti Cabrage Inferieure pour Megane 3 RS Pièce pouvant s'user rapidement lors de grosses sollicitations sur piste qui provoquent des claquements au passage des vitesses.
€87.15€116.20Regular price-25% offPrice
Sur commande ou en cours de réappro
€94.26
€134.65
Regular price
-30% off
Price
Sur commande ou en cours de réappro
€94.26
€134.65
Regular price
-30% off
Price
Restore stability to your engine block with this genuine Renault right-hand engine mount (timing belt side). Specifically designed for the Renault Megane 2 RS , this hydraulic mount is essential for filtering vibrations and maintaining the perfect alignment of your powertrain.
Certified genuine Renault...
€94.26€134.65Regular price-30% offPrice
Support moteur renforcé Vibra Technics pour Megane 2 RS, Convient aux phase 1 et 2 Replace avantageusement les references d'origines suivantes: 8200338381 , 8200549046 , 8200044925 , 8200549237
€241.67Price
Sur commande ou en cours de réappro
€135.79
Price
Sur commande ou en cours de réappro
€135.79
Price
Support moteur anti cabrage inférieur Powerflex Jaune
Gamme prévue pour une utilisation routière
€135.79Price
Sur commande ou en cours de réappro
€154.39
Price
Sur commande ou en cours de réappro
€154.39
Price
POWERFLEX Black Series Lower Engine Mount Anti-Torque - Clio 4 RS
80% increased rigidity for optimal track performance.
Improves stability and responsiveness of your Clio 4 RS in extreme conditions.
€154.39Price
Sur commande ou en cours de réappro
€140.36
Price
Sur commande ou en cours de réappro
€140.36
Price
Optimize the stability and responsiveness of your Renault Clio 4 RS with the POWERFLEX lower anti-roll engine mount (road range). Reduce excessive engine movements and traction loss. Enjoy more precise driving and optimized performance. Discover other POWERFLEX variations available in complementary products for complete customization.
€140.36Price
Patte tirant Anti glissement Clio 2 RS et Gr N
€15.46Price
Sur commande ou en cours de réappro
€12.91
Price
Sur commande ou en cours de réappro
€12.91
Price
Secure your transmission with this genuine Renault mounting bolt , a critical component ensuring the connection between the lower dogbone engine mount and the gearbox . Specifically engineered for the high-stress demands of the Renault Clio 2 RS and Twingo 2 RS , it guarantees...
€12.91Price
Sur commande ou en cours de réappro
€89.75
Price
Sur commande ou en cours de réappro
€89.75
Price
Don't let a degraded component restrict your sports car's performance. This genuine Renault upstream air filter duct is the essential manufacturer part required to restore optimal intake airflow to your Renault Megane 4 RS .
Subjected to thermal variations under the hood and high-RPM vibrations, a porous or cracked intake...
€89.75Price
Do not compromise the lubrication of your VR38DETT engine. This genuine Nissan oil filter is the only component certified by the manufacturer to ensure constant oil pressure and optimal filtration of impurities. Essential for every engine oil change , it preserves the longevity of your Nissan GTR R35 , whether for daily...
€24.71Price
Sur commande ou en cours de réappro
€10.88
Price
Sur commande ou en cours de réappro
€10.88
Price
Don't gamble with your engine's stability. This genuine RENAULT M10x150 bolt is the critical mounting component for your Renault Clio 3 RS (engine mount cover) or Megane 3 RS (lower torque link support). Using uncertified or worn-out hardware on these high-stress points means exposing your mechanicals to destructive vibrations and potential...
€10.88Price
Vis CHC M10-100 cl:12.9 Twingo R2
Référence: 0011160552
€9.44Price
Sur commande ou en cours de réappro
€15.53
Price
Sur commande ou en cours de réappro
€15.53
Price
Do not compromise your chassis rigidity or drivetrain stability with stretched or corroded hardware. This genuine Renault M10x150 bolt is the certified essential part for securing the rear axle mounting bracket to the body or for fastening the gearbox mount to the chassis on your Renault Clio 3 RS , Clio R3 ,...
€15.53Price
Vis M10 Clio X85 Cup servant a fixer le support sur le moteur
Référence: 7703033029
€14.06Price
Coiffe support moteur Clio 3 X85 Cup
Référence: 7711160011
€194.70Price
Filtres reniflard en coton. Inclus: 3 adaptateurs plastiques Dimension: h=65mm; diamètre=65mm Diamètre maxi: 25mm
€12.38Price
Filtre de Remplacement Green pour Gt Turbo Se monte en lieu et place. La pose d'un filtre GREEN en remplacement de votre filtre d'origine en papier permet l'augmentation de la quantité d'air admise par votre moteur. Celui-ci respire mieux, consomme moins et gagne en puissance (environ 2CV selon les modèles) et surtout en couple à bas régime. Les filtres GREEN sont lavables et réutilisables...
€52.00Price
Filtre de remplacement Pipercross Pour Renault Clio 3 RS Il Remplace avantageusement votre filtre de serie. Les filtres Pipercross sont nettoyables et donc réutilisables.
€52.00Price
Sur commande ou en cours de réappro
€67.00
Price
Sur commande ou en cours de réappro
€67.00
Price
Don't let your engine suffocate with a restrictive factory paper filter. The ITG WB-451 replacement air filter is the essential upgrade to unlock the full potential of your Renault Clio 2 RS (RS2 and RS3 172/182hp). Featuring unique Tri-Foam technology , it provides superior filtration without sacrificing...
€67.00Price
Boite a Air BMC CDA Clio 2 RS Diametre Entrée 70mm Diametre Principal 150 mm Longueur 160 mm
€195.72Price
Sur commande ou en cours de réappro
€15.61
Price
Sur commande ou en cours de réappro
€15.61
Price
Vis de fixation anti cabrage inférieur Clio 3 RS coté caisse
€15.61Price