Bolt on the horsepower with the aFe Toyota FJ Cruiser SilverBullet Throttle Body Spacer. This throttle body spacer is designed to greatly improve the low-end torque and horsepower characteristics of your engine. Each throttle body spacer is machined from solid T-6061 billet aluminum to exact specification for optimal performance.
Combination designed serrated/helix bore creates turbulence so that the air/fuel charge is thoroughly mixed for a complete burn. The separated entry reduces annoying whistling sounds especially at idle and cruising speeds. The additional spacing increases the volume between throttle and cylinder improving volumetric efficiency. This spacer is also legal in all 50 states, so if your looking to increase the horsepower and low-end torque of your Toyota FJ Cruiser while increasing your fuel efficiency then you need the aFe Toyota FJ Cruiser SilverBullet Throttle Body Spacer.