Vintage Speed 43mm Headers, Type 4 to Type 1, CJ Beetle (1950-1979), Beetle Cabrio (1950-1979), Beetle USA (1950-1979)100% 304 stainless steel for superior durability Designed for Type 1 Beetles using Type 4 engines Oval exhaust ports for optimal performance Transform your Type 1 Beetle with the Vintage Speed 100% 304 Stainless Steel Type 4 CJ Header. Specifically crafted for those looking to run a Type 4 engine in their Type 1 cars, this header facilitates a seamless conversion while enhancing exhaust flow. The header features oval exhaust ports designed to maximise