Boomba Throttle Body Spacer Ford Focus ST 2013-2018 / RS 2016-2018 Color:Natural The manual override port is

The manual override port is sealed with an O-ring

*Screw-in Block Off* - If you have a GFB blow-off valve with two outlets and want to plug one of them

but will work with any intake designed to use the stock rubber hose

Part #: FW-800GN

FITMENT:Mazda Miata 1989-2005

Boomba Throttle Body Spacer Ford Focus ST 2013-2018 / RS 2016-2018 Color:Natural The manual override port isFitment Information: 2013 2018 Ford Focus ST 2016 2018 Ford Focus RS Features: This spacer adds volume to your intake plenum. This has been shown to aide in cylinder filling at lower RPM, smooth out throttle response, build boost sooner, and lengthen the effective wave pulse of the intake charge. In the picture shown above, you can see the dyno charts of this spacer paired with our intake manifold spacer and the gains are tremendous. Over 30 ft lbs of