Hose Fitting

Reducer Coupler

Reducer Coupler; 3.15 in. To 3 in.; Fiber Reinforced Silicone; Connects Aftermarket Intake/Intercooler Pipes To Grams Performance And Design Throttle Body; Black;

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.

For nearly two decades Grams Performance and Design's parent company has committed itself to developing cutting-edge racing products. Our active involvement in various forms of motorsports as well as OEM product development and extensive engineering studies have allowed us to remain at the forefront of automotive high performance. Our racing background and numerous wins have paved the way for us to produce the highest quality, best performing fuel injection and air induction components for popular European cars. Active involvement in various forms of motorsports through technical partnerships as well as through our own championship-winning race cars provides us with the data necessary to produce high-performance parts utilizing innovative designs, advanced metal alloys, cutting-edge manufacturing methods, and stringent quality-control measures. Designed by passionate enthusiasts and drawing on nearly 20 years of experience, we're able to develop the products that cater to your needs.