Over 65psi of retarding back pressure; BD's exclusive Variable Orifice Technology; Adjustable pressure regulation; Pneumatic spring loaded cylinder; BD's solid, offset butterfly; Rugged, cast-iron housings; BD's exclusive alumibronze bushing; Piston ring-seals; Stainless steel butterfly shaft; Proven to stand-up under the harsh, high heat conditions of the exhaust environment; IP67 sealed air compressor included; Warm Up mode available to help bring engine up to normal operating temperature quicker when at idle; Kit fits 4in and 5in exhaust; All mounting hardware provided; There's a reason why the BD Brake is the most widely-recognized diesel exhaust brake in the industry: It's the best! Compare it to the competition, and you'll see why.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2011-2016	Ford	F-250 Super Duty	King Ranch
2011-2016	Ford	F-250 Super Duty	Lariat
2013-2016	Ford	F-250 Super Duty	Platinum
2011-2016	Ford	F-250 Super Duty	XL
2011-2016	Ford	F-250 Super Duty	XLT
2011-2016	Ford	F-350 Super Duty	King Ranch
2011-2016	Ford	F-350 Super Duty	Lariat
2013-2016	Ford	F-350 Super Duty	Platinum
2011-2016	Ford	F-350 Super Duty	XL
2011-2016	Ford	F-350 Super Duty	XLT