Renault Performance Upgrades

Performance Parts for your renault

RS Four Ashes Renault Specialists is also an RS Performance Centre and can supply and fit all your Renault aftermarket upgrades, we have years of experience in modifying Renaults and unleashing your cars true potential.

Adding value to your car and making it more powerful with a range of options including:

  • Air filter upgrades
  • Exhaust Upgrades
  • Intercooler upgrades
  • Turbo upgrades
  • Brake Conversions
  • Fuel pump upgrades

renault Performance Tuning & Remapping

RS Four Ashes Renault Specialists can cater for the modifying, tuning and setting up of most track day and fast road cars , as well as classic cars, whether they are running on standard fuel injection/ carburettors or fully programmable fuel injection systems. We can help you.

Re-mapping of ‘Fast Road’ cars is  available at  RS Four Ashes Renault Specialists. We can re-map your cars ECU and can be mapped to suit any modifications that have been fitted. Re mappimg alone (without having any other modifications) can increase most cars performance by upto 20% in both ‘BHP’ and torque.

Performance Petrol and Diesel upgrades can be undertaken and the fitting and setting up of all performance products can all be carried out in our workshops in Wolverhampton.

Fast road / Race / Track day engines

RS Four Ashes Renault Specialists can also build, set up and maintain your race , road, track day car, Call for your Requirements.

Contact us to discuss your Cars full potential


Call 01902 790123

Call 01902 790123 

We are open 6 days a week; Mon- Fri 8.30am-5pm phone lines off (collection until 6pm) & Saturday 9am-1pm


Find us with sat nav use WV10 7BU

RS (Four Ashes) Ltd
Unit S1
WV10 7BU