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. 

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

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

KHAOS MOTORSPORTS HELIX Bore Throttle Body Spacer 87-95 Chevy GMC 4.3L 5.0L 5.7L $61.79 - PicClick

1996-2007 CHEVY GMC HELIX THROTTLE BODY SPACER C/K 7.4 200-530 (FITS Chevrolet ) $58.00 - PicClick

MADE IN USA

Throttle Body Spacer TBI 87-95 Chevy GMC 1500 5.7L 200-540 Smooth Bore USA Khaos Motorsports

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

2011 - Crane Cams

Chevrolet GMC – Tagged Throttle Body Spacers – Khaos Motorsports

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