Description
Unlock the performance potential of your BMW's naturally aspirated 4.8L V8 engine with the Weistec BMW N62 4.8L ECU Tune. Engineered for the BMW N62B48 V8 powerplant, this performance software calibration optimizes engine management parameters to deliver increased horsepower, improved torque, and enhanced overall engine responsiveness without requiring internal engine modifications.
The BMW N62B48 is a 4.8-liter naturally aspirated V8 featuring BMW's Valvetronic variable valve lift technology and Double-VANOS variable camshaft timing. Designed to deliver strong performance and smooth power delivery, this engine serves as the foundation for several high-performance BMW X5 models. Weistec's ECU calibration builds on the engine's factory capabilities by refining its electronic engine management for improved performance.
Using Weistec's Cypher Plus tuning method, this ECU tune recalibrates the engine control software to optimize performance within the capabilities of the factory engine configuration. The result is an advertised gain of up to 25 horsepower and 24 lb-ft of torque over stock output, providing additional power for acceleration, passing, and everyday driving.
The Weistec BMW N62 4.8L ECU Tune is designed to work with the factory engine management system and does not require an ECU unlock according to the supplied specifications. The calibration retains the engine's factory hardware configuration while enhancing its performance through software optimization. Optional pops and bangs functionality is also available for drivers seeking a more aggressive exhaust character, subject to configuration and vehicle compatibility.
Whether you want to improve the driving experience of your BMW X5 4.8i or enhance the performance of your X5 xDrive48i, the Weistec ECU Tune offers a software-based performance upgrade for the naturally aspirated N62B48 V8 engine.
Key Features and Benefits
- Designed for BMW vehicles equipped with the naturally aspirated N62B48 4.8L V8 engine.
- Advertised power gain of up to 25 horsepower over stock output.
- Advertised torque gain of up to 24 lb-ft over stock output.
- Weistec Cypher Plus ECU tuning technology.
- Optimizes engine management software for enhanced performance and responsiveness.
- Retains the factory engine hardware configuration.
- No ECU unlock required according to the supplied product specifications.
- Optional pops and bangs functionality available.
- Suitable for compatible BMW X5 4.8i, X5 4.8iS, and X5 xDrive48i applications.
- Software-based performance upgrade without internal engine modifications.
Performance Specifications
Manufacturer: Weistec
Product Type: ECU Performance Tune
Product SKU: 05-462-00229-0
Engine Compatibility: BMW N62B48 4.8L V8
Induction Type: Naturally Aspirated
Tuning Method: Cypher Plus
Stock Horsepower: 367 HP
Tuned Horsepower: 392 HP
Advertised Horsepower Gain: 25 HP
Stock Torque: 361 lb-ft
Tuned Torque: 385 lb-ft
Advertised Torque Gain: 24 lb-ft
ECU Unlock Required: No
Pops and Bangs: Available
Street Legal in All U.S. States: No
Price: $799.00
Vehicle Fitment
2005–2006 BMW X5 4.8iS (E53) with 4.8L N62B48 V8 and 6-speed automatic transmission.
2007–2008 BMW X5 4.8i (E70) with 4.8L N62B48 V8 and 6-speed automatic transmission.
2009–2010 BMW X5 xDrive48i (E70) with 4.8L N62B48 V8 and 6-speed automatic transmission.
Important Notes
This ECU tune is intended for compatible BMW N62B48 4.8L V8 applications. Verify your vehicle's model year, engine code, ECU configuration, and transmission before purchasing to ensure compatibility.
Performance figures are based on the manufacturer's supplied specifications and may vary depending on vehicle condition, fuel quality, environmental conditions, and other modifications. Pops and bangs functionality may depend on the selected calibration and vehicle configuration.
This product is not represented as legal for use on pollution-controlled vehicles in all U.S. states. Check applicable federal, state, and local emissions regulations before purchasing or installing the tune.
