Welcome to Addspeed Performance Cars Ltd

Addspeed is a long-established independent garage specialising in all aspects of Porsche and performance car servicing, repairs and MOT. Based in Horsham and with over 40 years of professional experience, we provide a friendly and expert service for discerning car owners who want to avoid the high costs associated with main dealerships without compromising on quality.

Your local Specialist for all aspects of Porsche servicing, repairs and MOTs

Addspeed is recognised as one of the area’s leading Porsche specialists and the local name you can trust. From servicing and repairs to MOTs and diagnostics, our range of services offers outstanding quality, competitive prices and excellent customer service.

Performance upgrades for Porsche and prestige marques

The combination of an experienced team of professional technicians and the latest technology means we can offer a wide range of performance upgrades for Porsches and selected performance cars. This including induction kits, sports exhausts and suspension brake upgrades.





Addspeed - Experts in Porsche and performance motoring

This means whatever your requirements we’re the local name to trust. From routine servicing, repairs and MOTs to performance upgrades and diagnostics, you can rest assured our team of highly qualified technicians are committed to the very highest standards of work. Here’s what you can expect when dealing with Addspeed…

  • A commitment to the highest standards of work at all times
  • Friendly staff and a prompt, courteous service
  • Expert technicians with years of professional knowledge
  • Services for all types of Porsche and performance marques
  • Free courtesy car (subject to availability)