Airaid PowerAid Throttle Body Spacer Features: Aircraft Quality Billet 6061-T6 Aluminum Incl. Gaskets; Hardware; Precision Brackets Installs In Less Than 1 Hour No Drilling Or Cutting Required Improves Low End Torque And Throttle Response Maximize Fuel Efficiency Provides Stronger Mid-Range Power Height: 1.00 Width: 5.00 Length: 9.00 Weight: 1.20 lbs Vehicle Type: 2715 Fitment: 2013/GMC/Yukon/SLT Sport Utility 4-Door/5.3L 5328CC 325Cu. In. V8 FLEX OHV Naturally Aspirated::CARB E.O. D-609-10^^2013/GMC/Yukon/SLE Sport Utility 4-Door/5.3L 5328CC 325Cu. In. V8 FLEX OHV Naturally Aspirated::CARB E.O. D-609-10^^2013/GMC/Yukon/Hybrid Sport Utility 4-Door/6.0L 5967CC 364Cu. In. V8 ELECTRIC/FLEX OHV Naturally Aspirated::Not Legal For Sale Or Use In California^^2013/GMC/Yukon/Denali Hybrid Sport Utility 4-Door/6.0L 5967CC 364Cu. In. ...