Wehrli S400 Compressor Outlet O-Ring Seal - WCF203-21 Replacement O-Ring for S400 Compressor outlet flanges. Used with the following WCFab products: LB7 Duramax S400 Single Turbo Install Kit (WCF100489), 2004.5-2007 5.9L Cummins S400 High Mount 2nd Gen... MSRP: $1.99 Was: Now: $1.93 Add to Cart
