Reviewed By Brett M (Johnston, IA) Reviewed for a 2006 Chevy Colorado —7/27/2011 5:18 PM
Cant really tell anything until the mid rpms, wistles a little bit around there too, maybe i say maybe a little more power
Reviewed By luke i (Santa Cruz, CA) Reviewed for a 2005 Chevy Colorado —11/2/2009 9:45 PM
good product, hard to tell a difference. combined with a cold air intake, low restriction exhaust and a jet performance module, i would say its a good buy. by itself, probaly not worth it. overall i'm stoked cause it all ads up to equal more horsepower.