2.25” upper inlet pipes kit for rs4 ko4 lower inlets

This product is for all 2.7t cars running rs4 or 034 ko4 lowers in need of a larger top portion or just wanting to eliminate a silicon upper section. We now offer an affordable solution. These new upper inlet portions include all couplers and clamps needed to make this conversion possible in a 2.25” inner diameter. This kit includes rs4 oversized upper inlets made to fit oem or 034 lower ko4 inlets, two 3 ply silicon reduction couplers and all associated clamps.