2011-2022 Chevrolet/GMC 2500/3500HD RWD, 4WD 2'' Rear Block Kit for use with Factory Top Overloads Injectors 2010-2012 Cummins 6.7L Precision Calibrated to a flow

Precision Calibrated to a flow tolerance of +/-2% versus the OEM at +/-5%

To top it all off

Lift height will vary depending on what factory block your truck has

Front and rear sway bar mount drop spacers

each bar in this series comes with a wiring harness and is capable of illuminating up to 3 kilometers

2011-2022 Chevrolet/GMC 2500/3500HD RWD, 4WD 2'' Rear Block Kit for use with Factory Top Overloads Injectors 2010-2012 Cummins 6.7L Precision Calibrated to a flow2 inch rear lift 2 & 4WD 2500HD single rear wheel with factory trailer package springs 3500HD dually OEM style cast iron construction Kit includes: pair of rear lift blocks Extended U bolts and hardware