HI-BOOST 105mm Billet Dual-Seal Throttle Body LS / FORD Pattern - Silver fuel rail Stage 2 operation provides extra

Stage 2 operation provides extra stroke and actually locks the thermostat open when overheating is encountered

For additional water neck clearance when installing on 2011-2014 gen 1 coyote or 2015-2017 gen 2 coyotes

Our kit includes all parts needed to rebuild the listed throttle body

Use of this spacer is the only way to meet the requirement by IHRA and other sanctioning bodies for burst panel protection when using a direct port type nitrous system on a cast intake manifold

NO RADIATOR CAP

HI-BOOST 105mm Billet Dual-Seal Throttle Body LS / FORD Pattern - Silver fuel rail Stage 2 operation provides extraNow available in silver! Specifically developed for severe duty and high boost applications, the new design provides improved performance and durability. We start with a sealed shaft that is pressure tested to 100 psi and stable under the high engine temperatures and high inlet air temps seen in competition and high power street applications. Next, we've redesigned the mounting coupler for the TPS sensor to eliminate erratic signals sometimes seen