AFE BladeRunner Exhaust Manifold & Up-Pipe Kit 01-04 GM 6.6L Duramax LB7 RC-19002 and the simplest method to

and the simplest method to correct this issue is by installing this relocation bracket from ReadyLIFT

Built from heavy duty 5" aluminized steel tubing

If you had a CP4 failure

The center-pin is relocated so you can run 38 inch tires and it can be used in addition to blocks for an even taller ride height

AFE BladeRunner Exhaust Manifold & Up-Pipe Kit 01-04 GM 6.6L Duramax LB7 RC-19002 and the simplest method toEliminate exhaust restriction in your LB7 Duramax with the AFE BladeRunner Exhaust Manifold & Up Pipe kit. This kit from AFE outflows the factory exhaust manifolds by 6% by eliminating the factory pinch point of the driver side manifold. The machined ports match the factory gasket openings for maximum flow. Each manifold features an EGT probe port for easy installation of gauges or testing equipment. The up pipes feature a 2" mandrel bent 304