BorgWarner 53379886309 K37 OE Replacement Turbocharger for MTU 8V396TC12 Diesel Engine

The BorgWarner 53379886309 is a genuine OE-specification K37 series turbocharger engineered for high-displacement MTU diesel engines used in marine, generator, and industrial applications. Built by BorgWarner — the original equipment turbocharger manufacturer — this unit delivers the same performance, reliability, and fitment as the factory-installed unit it replaces.

The K37 is a heavy-duty turbocharger platform designed for large, high-output diesel engines. This unit carries turbo model designation K37-4963PR/32.22GAAYK and is engineered for the MTU 8V396TC12 diesel engine (31.69L displacement, 700–952 kW output). It is also applicable to MTU 8V396 generator sets in the 945–1,068 HP range.

Key Features:

• Genuine BorgWarner (3K / Schwitzer lineage) OE-specification turbocharger
• K37 heavy-duty turbocharger platform for large diesel applications
• Turbine housing A/R: 32 — optimized for high-output MTU 8V396 series engines
• Oil-cooled bearing housing (P/N 53371500004)
• Designed for marine vessel and generator / industrial engine installations
• Not CARB legal — not for sale or use in California

Part Number Cross-Reference:

• BorgWarner MPN: 53379886309
• Alternate BW Numbers: 5337-988-6309, 5337 988-6309, 53379706309, 5337-970-6309
• OEM Numbers: 0020204300, 20204300, 0000209500, 0010203400, 0010205600, 0020204600
• CHRA: 53377100026 (5337-710-0026)

This turbocharger is a direct-fit replacement built to OEM specifications, ensuring proper form, fit, and function without modification. Ideal for commercial marine operators, power generation facilities, and industrial service technicians requiring a reliable, genuine-brand replacement for MTU 8V396 series diesel powerplants.