Flowtech Header Reducers One Pair, 3-Bolt 3 x 2.5 - 10004FLT valve-covers Valve Type: Active By-Pass Valve

Valve Type: Active By-Pass Valve

1956-1959 GMC PM151

Does Not fit Convertibles

1966 Chevrolet Biscayne

Also Fits 02-04 Mercury Mountaineer

Flowtech Header Reducers One Pair, 3-Bolt 3 x 2.5 - 10004FLT valve-covers Valve Type: Active By-Pass ValveOverview: FLOWTECH understands that when you purchase a set of headers, a muffler, or even an entire exhaust system, you want to know that you're getting everything you need to complete the installation. That's why we pride ourselves on our installation kits, which include all the gaskets, hardware, and fasteners necessary to hook up your headers, mufflers and or tailpipes or sidemounts in minutes. But what happens when you're doing a custom