BD Diesel 2023139 - BD Performance Exhaust Brakes

Increase your driving confidence and towing safety with the superior retarding performance of the BD Brake for '89-'06 5.9 liter Cummins engines. Using BD's exclusive Variable Orifice Technology, BD's turbo-mount design bolts in place of the factory elbow between the turbo and the exhaust system, providing peak retarding power throughout the engine's rpm range-not just at high rpm like other brands. Our remote-mount models, meanwhile, mount in the exhaust pipe and are perfect for modified applications that may use an aftermarket turbo.