Owners of the Hummer H3 just love to tweak and upgrade their trucks! Lucky for them AutoAnything is here to help. We have digital shelves stocked to the virtual ceiling with high-quality, performance-enhancing parts like Hummer H3 throttle body spacers.
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Increase your low to mid-range power and torque, plus boost fuel economy with the Airaid PowerAid Throttle Body Spacer. Built from aircraft-grade aluminum and featuring the revolutionary Helix Bore design. Straightforward installation with standard tools. 50-state CARB legal. Lifetime Warranty.
Harness the power of Helix with the Taylor Cable Helix Power Tower PLUS Throttle Body Spacer. Dyno and flow-bench tested to deliver massive mid-range power and torque gains, plus a boost in MPGs. T-6061 aircraft aluminum. 50-state CARB legal. 30-day warranty.
Finally, a throttle body spacer that doesn't whistle while it works. The JET Performance Power-Flo throttle body spacers’ innovative bore design gives you gains in the mid-range power band and increases overall fuel economy without the annoying whistle. 50-state CARB legal. 1-year warranty.
Ready to raise your fuel economy by 1 – 3 MPGs while throttling up your low-end torque? Just bolt on a custom EconoAid Throttle Body Booster. This ingenious intake booster helps improve combustion by shaping the air before it reaches your cylinders. Lifetime Warranty.
Hummer H3 throttle body spacers increase horsepower and torque. And, our H3 performance throttle spacer is easy to install with just a few household tools. You can have your Hummer H3 spacer in and ready to go in no time! Plus, most of our Hummer H3 throttle body spacers ship for free!
Hummer H3 Throttle Body Spacers are Available for the Following Trims & Body Styles:
Hummer H3 Adventure Throttle Body Spacers
Hummer H3 Alpha Throttle Body Spacers