Originally posted by A_PHOBIA
it resets you ecu operating temp it is saposed to pulse the fuel and make it richer, and something to do with spark timing to give you an 15-20 hp in low end perfomance. or so it ses.
why would you want to make your car run richer?
you should have came to HAN and did a search for ebay chips and intake air temp. resistors, it might have persuaded you to not waste your 20 dollars. good luck though.