Idle issue 98 Cobra - Sometimes when i drive my car and stop at a stoplight my car will idle at 1200 rpm instaed of 800 the only way to get it back to 800 is to cut the car off and restart it. Bolt ons include Basani x pipe with cats, magnaflow catback, under drive pullies, frp coilpacks, 3:73 gears,aluminum driveshaft and SCT programmer. It has 56k miles.