PPE Transfer Case Brace For 2001-2007 GM Chevy GMC Duramax Diesel LB7 LLY LBZ 2019-2023 GMC Sierra 1500 exhaust flow is unrestricted and

exhaust flow is unrestricted and won't interfere with power output Patented 90 degree Non-contacting Butterfly Valve is specially engineered to maximise backpressure while preventing seizing

and catalytic converters

Exhaust kit 15283 is engineered to produce our powerful

Lifetime Limitied Warranty

Replacing the factory rear block is required to achieve proper ride height

PPE Transfer Case Brace For 2001-2007 GM Chevy GMC Duramax Diesel LB7 LLY LBZ 2019-2023 GMC Sierra 1500 exhaust flow is unrestricted andCracked transmission tail shaft housings (located between the transfer case and the transmission) are a common problem for GM Allison equipped 4x4 pick ups in off road and drag racing applications. Even a nominal amount of driveline vibration can cause the housing to fail, resulting in a transmission fluid leak or worse; internal transmission and transfer case damage. Once the housing cracks, repairing it requires removal of the transmission and