Need a Tune?
If a SRI and F2Werks street exhaust, it retains both cats I think, are added does the car need a tune? High fuel mileage and driveability are the primary needs for this daily driver. Thanks
Just found the ECU Tuning section. Apologies if this should be there.
Last edited by dooor; 01-04-2013 at 03:04 PM.
Reason: post possibly in wrong section