Description:-Inlet: 2" x 1.65" (Rectangle) and 1.65" x 1.65" (Square)-Outlet: 2" (Diameter)-Designed for the 1932-1962 Chevy 216/235/261 6 Cylinder engines. Fitment:-FOR 1937-1962 CHEVY 6CYL 216/235/261Color: SilverMaterial: 201 Stainless SteelSurface: Mirro PolishedOE No: UniversalInner package: Bubble bagOutside package: Carton