Smeding S400 4.62 S400 downpipe with clamp

S400 downpipe with clamp for the 5.9 and 6.7 Cummins

The S400 flange is a flat face flange with a 4.625 inch outside diameter

This is NOT a stock/OEM flange downpipe. This downpipe is meant for aftermarket turbochargers equipped with s400 flanges

This downpipe will only fit LOW MOUNT 2nd gen swapped 2003-2024 Dodge Ram trucks with the 5.9 and 6.7 Cummins