BMW X6 E71 xDrive35i 3.0 225kW Engine (N55B30A) – Power, Style, and Everyday Confidence
The BMW X6 E71 xDrive35i stands out with its bold design and sporty driving character. At the core of this luxury crossover is the N55B30A 3.0L inline-six turbocharged petrol engine, producing 225 kW (306 hp) and 400 Nm of torque. It delivers powerful performance with refined efficiency, making every drive engaging and confident.
Sporty Performance Meets Premium Comfort
Don’t let its SUV size fool you—the X6 E71 drives like a coupe, thanks to its low center of gravity and the dynamic N55B30A engine. The twin-scroll turbo delivers instant power, while BMW’s xDrive all-wheel-drive system ensures grip and control in all conditions—from winding roads to rough weather.
Highlights of the BMW N55B30A Engine
BMW’s N55B30A blends performance, smoothness, and reliability. This engine was the first inline-six to combine direct injection, Valvetronic variable valve timing, and a twin-scroll turbocharger in one package.
Key features:
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Power Output: 225 kW (306 hp)
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Torque: 400 Nm
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Turbocharged: Twin-scroll turbo
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Fuel System: Direct injection
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Valve Control: Valvetronic & Double VANOS
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Smooth inline-six configuration
Instant Response, Effortless Acceleration
Thanks to the twin-scroll turbo, the X6 delivers torque early and maintains it across the rev range. That means quick acceleration, responsive throttle feel, and confident passing ability—even with passengers and cargo on board.
Efficiency Engineered for a Big Vehicle
The N55 doesn’t just provide power—it’s smart about how it uses fuel. Technologies like direct injection and Valvetronic adjust performance in real-time, helping the X6 achieve a respectable fuel economy rating for its class.
Refined Ride and Quiet Cabin
Whether you’re cruising on the highway or navigating city streets, the N55B30A delivers power quietly and smoothly. The X6 E71’s premium suspension and sound insulation create a comfortable, upscale driving experience with minimal vibration or noise.
Built for Long-Term Durability
BMW built the N55B30A to last. With proper maintenance, it handles high mileage with ease. The engine block uses lightweight aluminum, while the cooling and oiling systems were engineered to withstand high-performance use.
BMW X6 E71 xDrive35i Engine Specifications
Specification | Details |
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Engine Code | N55B30A |
Engine Type | Inline-6, turbocharged petrol |
Displacement | 3.0L (2979cc) |
Power Output | 225 kW (306 hp) |
Torque | 400 Nm |
Fuel Type | Petrol |
Injection System | Direct Injection |
Turbocharged | Yes – Twin-scroll turbo |
Valvetrain | DOHC, Valvetronic, Double VANOS |
Used in More Than Just the X6
The N55B30A also powers several other BMWs, making it one of the most versatile engines in BMW’s modern lineup. Other models include:
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BMW X5 E70 xDrive35i
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BMW 535i (F10)
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BMW 640i Coupe/Convertible (F13/F12)
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BMW X3 F25 35i
This wide usage ensures parts availability, mechanic familiarity, and reliability over time.
Why Choose the X6 E71 with N55B30A?
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Sports car performance in SUV form
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Smart fuel-saving tech
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Perfect for both daily driving and long trips
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Reliable and easy to maintain
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A premium SUV with aggressive looks and real power
Conclusion – Confidence and Performance Combined
The BMW X6 E71 xDrive35i with the N55B30A engine gives you the best of both worlds: sporty performance and SUV capability. With 306 hp, cutting-edge engine tech, and refined handling, it’s the perfect fit for drivers who want bold design, practicality, and engaging driving dynamics.
Need a Replacement N55B30A Engine for Your BMW X6 E71?
We supply tested and verified BMW engines, including the N55B30A for the X6 E71 xDrive35i. Contact us today for competitive prices, fast shipping, and expert advice on engine compatibility and fitment.