My Cart
€0.00
Poulie Damper Rigide pour Clio 2 RS.
Poids: 530 Grs
Poulie avec 4 dents de large nécessitant une autre courroie que celle d'origine.
€154.22Price
Pensez à sélectionner votre vehicule pour limiter les resultats de recherche
Our Services
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.
Subcategory
View Left Column
There are 546 products.
Grid
Grid-2
List
List-2
Catelog
Active filters
Ce kit est spécialement conçu pour la Renault Clio 4 RS Turbo. Il comprend le tuyau de silicone conçu sur mesure combiné avec un haut débit filtre de cône non huilée en coton permettant une excellente filtration. Tout le nécessaire est fourni dans le kit, y compris les colliers en acier inoxydable de qualité. Ce kit a été testé et permet un gain jusque 4 chevaux; ce gain peut être amplifier...
€207.73Price
Dump Valve Fermée de marque Forge Motorsport pour Clio 4 RS.
Kit comprenant toutes les pièces pour l'installation de cette Dump
Dump Valve fermée donc silencieuse.
Permet une meilleure réponse du turbo
Disponible en 3 Couleurs: Bleu , Noir, Rouge
€173.26Price
Boost the reliability of your ignition system on your Renault Clio 2 RS 172 or 182 hp with this Magnecor reinforced ignition cable set . Designed for the most demanding environments, these cables ensure optimal high-voltage transmission to your spark plugs, eliminating power losses and misfires. Don't let a tired original wire set compromise your F4R engine's performance.
€180.04Price
Vis CHC M6-10 percée pour plombage Référence: 7711167196
€17.36Price
Kit Ressorts de Wastegate forge Permet le remplacement des ressorts interne de la wastegate. En cas de grosses pressions il est necessaire de changer le ressort fournis de base.
€52.55Price
Dump Valve with Fitting Kit – Renault Mégane 2 RS
This dump valve kit with installation hardware is designed for compatible Renault Mégane 2 RS models. It provides a solution for enthusiasts looking to upgrade the turbocharged engine's pressure-relief system, subject to vehicle compatibility.
€212.00Price
Sur commande ou en cours de réappro
€39.71
€52.94
Regular price
-25% off
Price
Sur commande ou en cours de réappro
€39.71
€52.94
Regular price
-25% off
Price
Ensure flawless engine sealing with this genuine Renault oil pan gasket . Specifically designed for the high-performance engines of the Renault Clio 2 RS , Clio 3 RS , and Megane 2/3 RS , it prevents oil seepage and maintains the vital oil pressure required for your sports...
€39.71€52.94Regular price-25% offPrice
Kit Comprenant une bombe de 75ml de nettoyant et une bombre de 75ml de graissant pour Filtre Pipercross
€20.71Price
Cone Admission de marque BMC spécifique à la Mégane 3 RS
€126.35Price
Sur commande ou en cours de réappro
€122.90
€245.81
Regular price
-50% off
Price
Sur commande ou en cours de réappro
€122.90
€245.81
Regular price
-50% off
Price
Kit distribution origine Twingo 2 RS
€122.90€245.81Regular price-50% offPrice
Sur commande ou en cours de réappro
€26.35
Price
Sur commande ou en cours de réappro
€26.35
Price
Do not risk misfires, high-RPM cut-offs, and premature ignition lead degradation caused by extreme heat transfer from the inlet plenum. The PURE MOTORSPORT ignition coil relocation bracket for Renault Clio 2 RS relocates your coil pack away from the engine block into a...
€26.35Price
Sur commande ou en cours de réappro
€30.82
Price
Sur commande ou en cours de réappro
€30.82
Price
Collection de joint cuivre de refroidissement de turbo pour Mégane 2 RS et Megane 3 RS
€30.82Price
Capteur Magnetique PMH Clio 2 X65 Cup
Référence: 7711152032
€68.12Price
- On sale!
Collier serrage inox (durite) diametre 16-25mm
Vendu à l'unité
€1.00Price
Sur commande ou en cours de réappro
€226.99
Price
Sur commande ou en cours de réappro
€226.99
Price
Lot de 4 bougies NGK Racing pour Megane RS F4RT avec grosse prépa
€226.99Price
Joint de boitier papillon Megane 2 RS
Véritable produit d'origine
€8.40Price
Echangeur (Intercooler) Wagner Megane 4 RS
Dimensions : 315 mm x 227 [142] mm x 165 [150] mm
Cela correspond à un volume net extérieur de 11,4 litres. Ainsi, l'intercooler WagnerTuning Competition pour la Renault Megane 4RS offre un afflux frontal plus important de 6% et un volume net extérieur supérieur de 47% par rapport à l'intercooler...
€790.00Price
Démarreur échange standard Clio Gr N
Consigne de 25€ HT vous sera rendu à la récéption de l'ancienne matière
€226.32Price
Sur commande ou en cours de réappro
€45.60
Price
Sur commande ou en cours de réappro
€45.60
Price
Your Renault Clio 3 RS phase 1 , Renault Megane 2 RS , or Renault Megane 3 RS deserves the best. This genuine Renault Crankshaft Position Sensor (CPS) guarantees optimal engine performance. Specifically designed for these models, it ensures indispensable precision. Important: For the Megane 3 RS, please verify...
€45.60Price
Durite Silicone permettant de remplacer la durite d'origine qui peut facilement se craquer.
Cette durite est celle qui va jusque qu'a la dump valve d'origine.
€40.50Price
Sur commande ou en cours de réappro
€38.30
Price
Sur commande ou en cours de réappro
€38.30
Price
Courroie d'accessoire Megane 3 RS et N4 pour montage avec poulie suppression Clim
Référence: 7711167284
€38.30Price
- New
- Pack
- New
- Pack
Do not risk a fatal oil pressure drop or bottom-end engine damage during endurance racing or extreme driving conditions. The Motul 300V Le Mans 20W60 Oil Change Kit (6 Liters) with Engine Flush cleaner is specially engineered to provide maximum mechanical strength and...
€124.90€130.72Regular price-€5.82 offPrice
- New
- Pack
- New
- Pack
Do not risk oil starvation, rod bearing failure, or total oil pressure loss during intense track sessions under extreme heat. The Motul 300V Competition 15W50 Oil Change Kit (6 Liters) with Engine Flush cleaner is specially formulated to deliver an unbreakable lubricant film...
€124.90€130.72Regular price-€5.82 offPrice
- New
- Pack
- New
- Pack
Do not risk hot oil film breakdown or mechanical component seizure during track sessions or rallying. The Motul 300V Competition 10W40 Oil Change Kit (6 Liters) with Engine Flush cleaner is specially engineered to provide ultra-stable oil pressure and protect the bottom end...
€124.90€130.72Regular price-€5.82 offPrice
- New
- Pack
- New
- Pack
Do not risk oil film breakdown or oil pressure drop during extreme track sessions or racing. The Motul 300V Competition 5W50 Oil Change Kit (6 Liters) with Engine Flush cleaner is specially formulated to withstand extreme thermal stress and protect the rotating assembly of...
€124.90€130.72Regular price-€5.82 offPrice
- New
- Pack
- New
- Pack
Do not risk lubricant film breakdown or oil pressure drop during intensive Trackday sessions or rallying. The Motul 300V Competition 5W40 Oil Change Kit (6 Liters) with Engine Flush cleaner is specially formulated to absorb extreme heat and protect the engine mechanics of...
€124.90€130.72Regular price-€5.82 offPrice
Do not take any risks with the bottom end of your Cleon-Fonte engine . This genuine Renault connecting rod bolt nut is the only certified component to guarantee the critical hold of your rotating assembly. Specifically engineered for the Renault Super 5 GT Turbo , this fastener ensures maximum resistance against the extreme thermal and...
€8.81Price
Sur commande ou en cours de réappro
€39.99
Price
Sur commande ou en cours de réappro
€39.99
Price
The Renault oil dipstick guide is an original part designed to ensure accurate measurement of the engine oil level on the Renault Clio 3 RS models. It ensures easy and reliable use of the oil dipstick.
€73.04Price
Sur commande ou en cours de réappro
€89.17
€148.62
Regular price
-40% off
Price
Sur commande ou en cours de réappro
€89.17
€148.62
Regular price
-40% off
Price
Original Renault Accessory Belt Tensioner for Megane 4 GT/RS & Alpine A110
Preserve the performance and reliability of your Renault Megane 4 GT 205, Renault Megane 4 RS, or Alpine A110 with this original Renault accessory belt tensioner. An essential component for the proper functioning of your engine accessories. You can also find the compatible accessory belt at the...
€89.17€148.62Regular price-40% offPrice
Sur commande ou en cours de réappro
€23.08
Price
Sur commande ou en cours de réappro
€23.08
Price
Do not take any risks when replacing your timing belt kit. Without this genuine Renault crankshaft locking pin , you expose yourself to irreversible engine damage on your Clio 16S or Williams . Specifically designed for the F7P and F7R engines , it ensures a precise Top Dead Center (TDC) for a safe intervention. An indispensable...
€23.08Price
Entretoise barre d'appui GT TURBO
Vient se placer entre le bloc et la barre d'appui
€3.29Price
Joint Spy AAC Admission Clio 3 RS - Megane 3 RS
€24.13Price