HNC Rear Bumper | 07-10 GMC Sierra 2500/3500 P11 Ensures that full air/fuel control

Ensures that full air/fuel control link travel occurs with a reasonable amount of boost and allows smoke control by adjusting the star wheel

30-10006 / 31-10006

There's a reason why the BD Brake is the most widely-recognized diesel exhaust brake in the industry: It's the best

10-10101 / 11-10101

aFe has also added CNC machined vent tubes

HNC Rear Bumper | 07-10 GMC Sierra 2500/3500 P11 Ensures that full air/fuel controlHNC bumpers are made specifically for heavy duty applications to handle anything you throw at them. These winch ready duty bumpers are built tough to accommodate rear mounted winches, which provides a clean, sleeker appearance.