Will require more info on engine fitted to your car.
October, 24, 2009 AT 9:37 AM
Stock 2.1 L water cooled VW engine.
October, 24, 2009 AT 5:20 PM
To start with make sure that you are actually getting full throttle at the throttle body, have someone press the accelerator down and check that the butterfly is fully opening, also do a scan, check for faulty TPI sensor, start here.