fine an u
SDD Junior Member
hey gang new guy here i have a 02 x with 94k on it just installed 4 inch turbo back exhaust and superchips micro tuner set on towsafe. at low throttle i here alot of air and loss of power when i stand on it engine shudders and acts like its missing starts up fine idles fine cleaned back pressure tube alittle dirty no fix could it possibly be cps sensor even though it does not actually stall kicks code 1211 fuel and air metering. great site any help is appriciated