The Fuel Pump Coupler is a practical and reliable solution for various makes and models. With an inner diameter of .75" and an outside diameter of 2", this coupler ensures a secure fit for your fuel pump. Its thickness of .45" adds durability and longevity to the product. Compatible with Cummins Engine 162426 / 3046200, Detriot 23505249, and Gaff 17506, this coupler guarantees compatibility with OE parts. Trust the Fuel Pump Coupler for its exceptional performance and ease of use.