OEM REMANUFACTURED BORGWARNER TURBOCHARGERThis is a OEM REMANUFACTURED BORGWARNER TURBOCHARGER. Exact same part sold at the dealership. This is an exact, direct fit OEM replacement turbo.NOTE: This turbocharger package also comes with the gaskets. NOTE: There is a core charge of $350 which has been included in the price, it means if you DO NOT have or will not send us the original part, we will not refund the core charge. You will be charged at the time of purchase and will be fully refunded once your old re-build able core is received. Cores must be returned within 60 days of the purchase date. Please allow up to 3 business days for us to process your refund. Fits the following:Part Number: 474833Interchangeable Number: 167437, 167437R, 167574, 168649, 168649R, 171179, 171179R, 171833, 171833R, 171835, 171835R, 173125, 173126, 173126R, 173299, 174832, 174833, 174833R, 174834, 467437, 468649, 471179, 471833, 471835, 473126OEM Number: 631GC5140M5, 631GC5140M5X, 631GC5144AM3, 631GC5144AM3X, 631GC5144AM6, 631GC5144AM6X, 631GC5144M3, 631GC5144M3X, 631GC5144M6, 631GC5144M6X, 631GC5153A3, 631GC5153AM2X, 631GC5153AM3, 631GC5153AM3X, 631GC5153M3, 631GC5153M3XSerial Number: K3098ATurbo Model: S400S, S400S069Manufacturer: BorgWarner - Schwitzer - 3K, BWTS USAYear: 1999-11Engine: E-tech Pre CCRS, E7 12L, E7, E7-275, E7-330, E7-400, EM7 300 HP, EM7-275, EM7-300Displacement: 12.0L, 12000 ccmFuel: DieselCHRA: 173385Gasket Kit: 318417Overhaul Kit: 318396Application:1994-02 Mack Truck with E7-400 Engine1999-03 Mack Truck with E7-275, E7-330 Engine1999-11 Mack Truck with E7, E7-275, E7-330, EM7-300 Engine2001-11 Mack Truck with E7, EM7-275, EM7-300 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.