aFe Silver Bullet Throttle Body Spacer Kit (46-33017) 18090 Complemented by a front bushing

Complemented by a front bushing utilizing an oversized heavy duty crush tube

000 pounds of leveling capacity for vehicles with leaf springs

The stock intercooler piping is a known weak point in the Duramax's powertrain and replacements from the dealerships are constantly on backorder

Bolt-on and GO>

it offers up to 50% weight reduction over the stock hood

aFe Silver Bullet Throttle Body Spacer Kit (46-33017) 18090 Complemented by a front bushingSilver Bullet Throttle Body Spacer (46 33017) by aFe. What is inexpensive, takes only a few minutes to install, and results in more power and improved throttle response? The aFe Silver Bullet! The Silver Bullet Throttle Body Spacer installs between your throttle body and intake manifold. It creates turbulence and improves volumetric efficiency for more complete combustion. The aFe Silver Bullet Throttle Body Spacer is an easy and economical way to