Spacers bore is designed to increase the velocity of the air flow into the intake manifold- By delivering the air with more velocity it allows more air into the combustion chamber for a denser air charge- The design results in improved throttle response and impressive power gains in the mid range and top end- In addition, the increased air flow results in improved overall fuel efficiency- Simple, bolt-on installation with no other vehicle modifications required- Compatible with other after market upgrades such as computer upgrades, cold air intakes, free flow exhaust systems, etc- Precision machined out of billet aluminum by jets in house cnc machine shop-Features- Center style - 2 port-- Finish - Anodized-- Color - Blue-- Material - Aluminum-Fits- 1986-1996 ford bronco-- 1986-1996 ford f-150-- 1988-1996 ford f-250-- 1988-1991 ford f-350-- 1993-1996 ford f-350- SKU: KSAO71197