i was wondering if my car needs a tune my car ran just fine tell i put the longtubes on now it idles rough and the exhaust smells like fuel i have all the other bolt ons to just wondering if a tune will solve the problem
Did you let your car run idle for 4-6 mins after the battery cable pull? You need to give your computer time after resetting it to compile the data. If you just go and drive, the computer never has time to find normal.