BRAND NEW GENUINE HOLSET TURBOCHARGER This is a BRAND NEW GENUINE HOLSET TURBOCHARGER. Exact same part sold at the dealership. This is an exact, direct fit OEM replacement turbo. Fits the following: Part Number: 4040203 Interchangeable Number: 4040203R, 4040203RX, 404020400, 4040204H, 4040552, 404055300, 4040553H, 4936506, 4955266NX, 4955266RX, 4955272NX, 4955272RX OEM Number: 4040204, 4040553, 4955266, 4955272 Turbo Model: HE221W Manufacturer: Holset Year: 2002-06 Engine: QSB, QSB Tier 3, QSB4, QSB4 Tier 3 Engine Manufacturer: Cummins Displacement: 4.5L, 4500 ccm Emission Standard: Tier 3 Fuel: Diesel Angle α (Compressor Housing): 5° Angle β (Turbine Housing): 5° Back Plate: 49135-00044 (1800016016) Bearing Housing: (Oil Cooled)(1900011200D) CHRA: 4043587 (4043587H, 4043584)(1000020149T) Compressor Housing: 4041219H Compressor Wheel: (Ind. 43.51 mm, Exd. 60.98 mm, Trim 4.08, 6+6 Blades, Super Back)(1200016478T) Gasket (Oil Outlet): 311496 (210021, 148062, 311496, 3519807, 413671-0000, 409037-0000, 210021-0000) Gasket Kit: 4032448 (2090010086) Heat Shield: 49183-19300 (2030016085) Repair Kit: 3575169 (1153035750, 5000050007) Turbine Wheel: (1100030027)(Ind. 43 mm, Exd. 36.1 mm, Trim 6.3, 11 Blades) Turbocharger Kit (Wastegate): 4040204H Application: 2002-06 Komatsu Industrial with Cummins QSB Tier 3, QSB4 Tier 3 Engine Agricultural with Cummins QSB Engine Komatsu Construction with Cummins QSB Engine *Important* Please use the above information to determine if the part(s) in this listing fit your vehicle. The most reliable way to make sure the model of turbo is finding the part number from the nameplate of your old turbo.