Taylor Helix Power Tower Plus Throttle Body Spacer Features: Patented Technology For Optimum Air/Fuel Mix Gains Average 10% To 15% On Fuel Economy Increases Horsepower/Torque For Better Towing Precision Machined From T6-6061 Billet Aluminum Quick Install With All Gaskets And Hardware No Vehicle Modifications Or Special Fuels Needed 30 Day Money Back Guarantee And Lifetime Warranty Full Line Internet And Phone Support Height: 1.63 Width: 5.75 Length: 10.00 Weight: 2.00 lbs