United Kindom

2bartuning - All Makes

http://www.2bartuning.com/

Alan Jeffery - All Makes

http://www.enginetuner.co.uk

AFR Tuning- All Makes

http://www.afrtuning.co.uk/

Andy Forrest Performance

http://www.andyforrestperformance.com

http://www.autosportnorth.com

BR Developments- Subaru and Porsche

Fusion Motorsport- All Makes

http://www.fusion-motorsport.co.uk

Horsham Developments- Nissan

http://www.h-dev.co.uk

JollyGreenMonster- Subaru/Jap cars

http://www.jollygreenmonster.co.uk

Scoobyclinic - Subaru

http://www.scoobyclinic.com/

http://www.lateralperformance.co.uk/

MG Autos  - All things EVO

http://www.mgautos.uk.com/

Racing Green Cars - TVR and Jaguar

http://www.racinggreencars.com/

Torque Developments International - All makes

http://www.tdi-plc.com

TR Racing- Nissan Skyline and all makes

http://www.trracing.co.uk

Zen Performance- All Makes

http://www.zenperformance.co.uk

South Africa

GSR All Makes

http://www.facebook.com/group.php?gid=16605352690&ref=ts

Taiwan

CS Racing

+886-938689279

The Netherlands and Belgium

EMS Tuning

http://www.ems-tuning.nl

Germany

Luepertz Motorsport

www.luepertz-motorsport.de