Smooth Bore Throttle Body Spacer 87-95 Chevy GMC 4.3L 5.0L 5.7L

Smooth Bore Design All Hardware Included Improves Gas Mileage Quick and Easy Installation Fits 1988-2005 Chevy/GMC with 4.3, 5.0, 5.7 1" Thick 6061 Aluminum  Khaos Motorsports throttle body spacers are CNC milled from 6061 aluminum. Improves throttle response, gas mileage, and low end torque. 

MACH Force-Xp 3 409 Stainless Steel Cat-Back Exhaust System

Trans-Dapt Performance Trans-Dapt 2633 Tbi Open Spacer Chevy : Automotive

Throttle Bodies for 1991 Chevrolet K2500

Helix Bore All Hardware Included Improves Gas Mileage and Torque Quick and Easy Installation Fits 1988-2005 Chevy/GMC with 4.3, 5.0, 5.7 1 Thick 6061

Helix Bore Throttle Body Spacer 87-95 Chevy GMC 1500 4.3L 5.0L 5.7L

Smooth Bore Throttle Body Spacer 87-95 Chevy GMC 4.3L 5.0L 5.7L – Khaos Motorsports

Khaos Motorsports 1.7 Open Bore Throttle Body Spacer 87-95 Chevy 5.7L 5.0L 4.3L

Canada 1989 GMC C1500 Fuel Injection Throttle Body Spacer in Canada

Throttle Body TBI Spacer 87-95 Chevy GMC 1500 Smooth Big Bore 2 5.7L USA Khaos Motorsports : Automotive

Khaos Motorsports 2 Open Bore Throttle Body Spacer 87-95 Chevy 5.7L 5.0L 4.3L