JJsQwuik

iTrader: (17)

ok so my car is an 02 z28 A4, with hooker super. comps, ORY, borla act-back, lid/bellow, P&P TB and MAF....so i turn the car on and everything is perfect until i put it into gear then idle will drop under 500RPms and stay for a while until i take off it'll occasionlly do it at red lights. any input on how to fix this problem?????

eseibel67

iTrader: (10)

Any codes?

Idle air motor dirty? Any difference with the AC on?

Check the easy stuff first.