My 6.0 has some tone. Dropping it off in the morning to get the exhaust put on. Moving the mufflers up and running duals out the side in front of the rear tire and installing cutouts.
My 6.0 has some tone. Dropping it off in the morning to get the exhaust put on. Moving the mufflers up and running duals out the side in front of the rear tire and installing cutouts.
David,
2003 GMC Sierra Denali, LQ4, AWD, AWS, 4.10, Wheatley 93 tune, LT headers, GMPP CAI, BBK 80mm TB, MSD wires, E3 plugs, 160* T-stat, Flowmonster DI/DO, cutouts. Working on 4.8 heads, just purchased Comp 228R cam, 918 Springs, TI retainers, 7.4 hardend pushrods,
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