Zone Offroad 4.5" Radius Arm Suspension System 14-18 Ram 2500 6.7L Cummins BRW-2012ARS-48180M25 torque while increasing air flow

torque while increasing air flow by 73% over the factory manifold

Hose is Made in USA

until they were able to "do it all

9L Cummins or you've installed the whole gambit of exhaust

Zone Offroad 4.5" Radius Arm Suspension System 14-18 Ram 2500 6.7L Cummins BRW-2012ARS-48180M25 torque while increasing air flowThis heavy duty radius arm upgrade package features tough replacement radius arms that will work with most 4" 6. 5" suspension lifts. Made of fully boxed and internally gusseted 1 4" steel and utilizing large greasable urethane bushings, these arms are a considerable upgrade in strength from the stock arms. Holding true to typical Zone form, this lift system is centered around two new massive radius arms to replace the factory arms. The new arms are