walt you are the best the truck is undescriable now after the mods. snappy throttle great turbo wishtle just a vast improvement over anything i expected thanks a million ...read more From: John A.
Installed the 4" cat-back exhaust on my 03 Hummer H1 6.5L TD. Installed in less than an hour. Had to adjust fuel lines slightly. Beautiful fit and sounds great!
Turbo spools nice and feel the difference. ...read more From: Donald M.