03 CLS

http://www.nextlevelracing.com/index.htm

Cruz_msl

Judging by the fact that we have a very complex engine/ECU design and also following the other threads about the Unichip issue, I would say that this device would work no better than a can of STP gas treatment. Spend your money on headers.

Jonesi

http://www.acura-cl.com/forums/showt...t=level+racing

03 CLS

Still kinda of a newbee, should have used the search button!

Nashua_Night_Hawk

it is piece of crap, if it was only $59 and it does improve performance why in the world the Honda engine designer did not think of it...