SuspensionMAXX 3" Stage 1 Leveling Kit 20-23 GM 2500HD / 3500 2016 Chevrolet 6.6L Duramax LML go for the kit with

go for the kit with a Diamond Eye muffler

Dress up your Cummins with this billet aluminum oil cap cover

we offer this direct replacement from BD

It is a popular replacement for AFE's Duramax inlet tube

and  larger oil supply holes all aid in reducing friction in the rocker arm bushing area to extend life of both the rocker arm and the trunnion

SuspensionMAXX 3" Stage 1 Leveling Kit 20-23 GM 2500HD / 3500 2016 Chevrolet 6.6L Duramax LML go for the kit withThe SuspensionMAXX Stage 1 Leveling kit is the most complete leveling kit available for your Chevy Silverado 2500HD, 3500HD & GMC Sierra 2500HD, 3500HD trucks. Using the highest quality American Made parts that will ensure your truck stands the test of time. SuspensionMAXX backs their leveling kits with the MAXX structural lifetime warranty. The Suspension MAXX maxx cam 9 torsion bar key is manufactured from 4140 investment cast, heat treated American