> When I re-installed mine I noticed an immediate loss of gas mileage. Could it be because you are driving alot harder? :) Sorry, couldn't resist... Have you tried resetting the ECU?, that is, disconnecting you battery for a few hours and start it's "learning cycle" again?. Just a thought. Andy. Competition Director for www.V8less.com '91 Turbo NX2000 '96 200SX SE