Grams Performance 3.15in to 3.00in Silicone Reinforced Reducer Coupler for 72mm Throttle Body

Reducer Coupler

Grams 3.15 in. to 3.00 in. Reducer Coupler allows '06-'11 Civic Si, Subaru BRZ, Scion FRS, and Toyota FT86 Cold Air Intake system owners to install the Grams Performance & Design DBW Throttle Body without struggling to stretch the original coupler over the larger throttle body.