BD Diesel Brake - 2004.5-2010 Duramax 6.6L LLY/LBZ/LMM w/Stk Exh SPECIAL-ORDER just bolt in place with

just bolt in place with no extra pulleys

New 4C billet spring retainer

swap these arms left to right and get -2deg caster change if you need it

Flurosilicone elastomers and Fluorocarbon withstands oily residues

BD Diesel Brake - 2004.5-2010 Duramax 6.6L LLY/LBZ/LMM w/Stk Exh SPECIAL-ORDER just bolt in place withManufacturer Part # : 1024310 Market Description Descending grades with trailers can be hazardous and tricky situations, resulting in over heated service and trailer brakes, that leads to brake fade, excessive wear, and costly unwarranted repairs. BD Engine brake has been the industries time proven VARIABLE REGULATING BACK PRESSURE EXHAUST BRAKE. Controlled by a lighted On Off toggle switch or optional stick mounted rocker switch for manual