Available until December 2008, this 3.0L xDrive35i twin-turbo engine is well-suited for all-wheel drive systems. The twin turbos provide robust power, while the V6 layout ensures balanced output across all wheels. Multi-point fuel injection improves fuel efficiency, and the DOHC with variable timing guarantees smooth operation. This engine is a valuable used engine choice, offering the stability and performance necessary for diverse AWD applications.