BD Diesel Exhaust Brake - Universal 4.0in 2009-saab-9-3-aero-esi5347228 They are sold in sets

They are sold in sets of two and are available for the front or rear of your pickup

up to 5 percent more MPG

34 inches to the overall length of the vehicle

threaded body shock with independent ride height adjustment for maximum ride control

BD Diesel Exhaust Brake - Universal 4.0in 2009-saab-9-3-aero-esi5347228 They are sold in setsIt has been almost 30 years since we started shipping our first exhaust brakes. With that many hill and mountain roads experienced, we used the knowledge gained to continue to deliver the best designed exhaust brake for your application. Incorporating BD's exclusive Variable Orifice Technology, BD's solid, offset butterfly, spring loaded cylinder and pressure regulation provides up to 150 retarding horsepower throughout the engine's RPM range not just