Airaid 510-628 PowerAid Throttle Body Spacer
Fits 2010-2012 Toyota FJ and 4Runner 4.0L. PowerAid Throttle Body Spacer was developed to enhance your vehicle's off idle to mid range performance and efficiency. The unique "Helix Bore" design of the PowerAid creates a spinning action of the incoming air. The benefits you will see are tremendous torque gains between 800 to 2500 RPM, and potential increases in your fuel economy, depending on driving conditions.
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