BTR Truck Norris Camshaft - 2010 Silverado
John sent in this great sounding 2010 Silverado 5.3 featuring a Truck Norris Cam, BTR springs, pushrods, timing set, lifters and DOD/VVT delete,
Melling 295 oil pump, and Speed Engineering long tubes to a 14" Magnaflow Muffler.