DeWitts: 1963-67 Corvette,SB all Manual 2 row 1.25" tube, Natural race gas Please note: the Performance X-Pipe

Please note: the Performance X-Pipe is for racing use only

LT4 swapped vehicle

Stringent and consistent quality control

Camshaft Custom grind with 3 bolt sprocket and billet timing chain

under-the-hood game changer

DeWitts: 1963-67 Corvette,SB all Manual 2 row 1.25" tube, Natural race gas Please note: the Performance X-Pipe1963 1972 SB CORVETTE Note for 1968 72 Corvettes. This unit was used on base model Corvettes, without options, such as AC, Automatic, or Optional engines. If your Corvette was equipped with anyone of these options, Click Here PRO SERIES (2 ROW 1. 0" TUBES) DeWitts Pro series aluminum radiators feature two rows of 1. 0" wide cooling tubes which provides a 25% increase in cooling performance. Our Direct Fit aluminum radiators feature factory type press