aFe Silver Bullet Throttle Body Spacers 46-37001 Ignition Components The tip adds approximately 4

The tip adds approximately 4 to 10 inches to the overall exhaust length

Each kit includes multi-ply silicone couplers in the required diameters and lengths

application-tuned valving calibrated for the specific vehicle weight

two-cylinder pump features a cast iron cylinder bore with aluminum head for efficient heat dissipation

one deep-reach fill—trap ferrous debris before it circulates through your gears

aFe Silver Bullet Throttle Body Spacers 46-37001 Ignition Components The tip adds approximately 4This aFe Silver Bullet throttle body spacer (part 46 37001) installs between your throttle body and intake manifold to increase plenum volume and improve air fuel atomization. The helix bored internal profile creates a mild tumble that keeps heavier fuel droplets suspended in the incoming air stream. It is a simple bolt on that sharpens throttle response, particularly at low RPM. Machined from 6061 T6 billet aluminum with a silver anodized finish,