BMW N55B30A Engine – 2012 535i xDrive (29K Miles OEM Assembly)
This is a BMW N55B30A 3.0L turbocharged inline-6 engine taken from a 2012–2013 BMW 535i xDrive, featuring the AWD-compatible configuration.
With approximately 29,000 miles, this is considered a low-mileage OEM engine assembly, suitable for replacement or drivetrain restoration projects.
The N55 platform is widely known for its smooth power delivery, improved reliability over the N54, and strong tuning potential.
Key Specifications
- Engine Code: N55B30A
- Configuration: Inline-6, turbocharged
- Displacement: 3.0L
- Drive Type: AWD (xDrive compatible)
- Mileage: ~29,000 miles
- Fuel System: Direct injection
- Turbo: Single twin-scroll turbocharger
Vehicle Fitment
Common applications include:
- BMW 535i xDrive (F10 platform)
- Select BMW 3.0L N55 AWD platforms
Why This Engine Is Popular
The N55 engine improved on earlier BMW turbo engines by offering:
- Smoother operation vs. older twin-turbo setups
- Better reliability in daily use
- Strong factory tuning balance
- Wide aftermarket support
- Stock output: ~300–320 hp (varies by tune/market)
- Strong mid-range torque
- Responsive turbo spool
- Excellent upgrade potential (intercooler, tune, intake)
What’s Included
- Complete engine assembly (long block)
- Turbo system (factory installed)
- OEM accessories (varies by listing)
- AWD-compatible configuration
Why This Unit Stands Out
- Low mileage (~29K miles)
- OEM complete assembly
- AWD-specific configuration
- Strong balance of performance and reliability
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