Skunk2’s all-new B-series 90mm adapter now offers B-series enthusiasts even more flexibility. Manufactured out of 6061-T6 billet aluminum, OEM style (bolt pattern) B-series throttle body's can be bolted on/adapted to the new Ultra Race Series B-series intake manifold.

Enthusiasts now have a few options for throttle bodies. Each unique, CNC-machined and hard-anodized throttle body adapter features a 74mm opening, recessed holes for easy adaptation, and all necessary mounting hardware is included with each adapter, making for an easy installation

This adapter uses the same bolt pattern as the stock B/D/H/F throttle bodies. Therefore, any of these throttlebodies can be installed (with a maximum of 74mm bore).