The Big Gulp is recommended for a 102mm, 103 mm throttle body or larger for optimum performance. This sleeve is designed to be used with a throttle body of 3.850 inch to 4 inch throttle body clamping surface.
The sleeve installs directly on the throttle body and acts as a spacer for clamping the big gulp coupler.
Dimensions (Length x Width x Hight)[inches]: 4 x 4 x 4
CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
This product is not for sale, use or distribution in California!