Reviewed By Cameron S (Milledgeville, GA) Reviewed for a 2009 GMC Sierra —2/15/2017 8:21 AM
after installing the throttle body could tell an immediate change in throttle response and power throughout rpm range
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If your ride’s stock throttle body is holding back horsepower, you can unleash some hidden power by replacing it with a performance throttle body. But, before you order a new throttle body, be sure to read our article on: How to Shop for the Best Performance Throttle Body.