Diesel Power Source Turbocharger Exhaust Adapter

The Diesel Power Source ADP01-A exhaust adapter facilitates the transition from a 3-inch turbo outlet to a larger 4-inch or 4 3/8-inch true exhaust outlet. This component is engineered to bolt directly onto HX35 and HY35 turbos, enabling the use of a 4-inch downpipe for Cummins engines. The adapter is also suitable as a replacement part for existing HX40 turbo adapters. Key compatibility includes Holset turbo models HX40, HX40W, and HX40W-Y8597BL/H16CE8. The adapter also cross-references with Holset part number 3539060 and OEM numbers such as 2881754, 4055291, and 84269952, as well as fit numbers 2839421 and 4036378. Application coverage extends to various Cummins diesel engines. Specific fitments include 2003-09 Automotive with Cummins Pegasus ISC Diesel Engine, 2003-09 Bus with Cummins Pegasus C AUTO Diesel Engine, and 2003-09 Freightliner Truck with Cummins Pegasus C AUTO Diesel Engine. It also fits 2004- onwards Freightliner Trucks with Cummins ISC Diesel Engines and 2009- Truck/Industrial applications with Cummins QSL or Pegasus QSL Diesel Engines. Additionally, it is compatible with Case IH MX275, MX305 Tractors and New Holland T8040, T8050 Tractors, all equipped with Cummins QSL engines. The adapter is available in 4.0-inch and 4.4-inch sizes.