sent this by a friend. Has anyone had any experience with chipping an m40 engine? worth it or just a waste of money? If it is worth it any alternatives
thanks
ecu upgrade
Moderator: martauto
-
Rich320I
- E30 Zone Camper

- Posts: 1272
- Joined: Tue Dec 06, 2011 11:00 pm
- Location: Worcester
speedtouch on here will be the person to speak to. he deals in upgraded ECU chips 

