BMW 335i Engine

Specifications

The BMW 335i engine is a 3.0-liter turbocharged inline-six engine combined with performance, refinement, and cutting-edge engineering. Available with either the twin-turbocharged N54 engine or the TwinPower Turbo N55 engine, it produces between 300 and 306 horsepower and up to 300 lb-ft (400 Nm) of torque. Thanks to high-precision direct fuel injection, DOHC 24-valve construction, and BMW’s variable valve timing technology, the 335i delivers responsive performance, excellent efficiency, and smooth power across the rev range. With peak torque available from as low as 1,200–1,300 rpm, the BMW 335i provides impressive acceleration, effortless highway cruising, and the signature driving dynamics that make it a favorite among enthusiasts.

Engine Variants

N54 Twin-Turbo Engine

The BMW N54 is a 3.0-liter twin-turbocharged inline-six engine introduced in the early BMW 335i models. It produces up to 300 horsepower and 300 lb-ft (400 Nm) of torque, delivering strong low-end power and rapid throttle response. Featuring high-precision direct fuel injection and dual turbochargers, the N54 is widely recognized for its outstanding performance and exceptional tuning potential, making it a favorite among BMW enthusiasts and aftermarket builders.

N55 Single Twin-Scroll Turbo Engine

The BMW N55 is a 3.0-liter inline-six engine that replaced the N54 in later BMW 335i models. Instead of two turbochargers, it uses a single twin-scroll turbocharger, providing smoother power delivery, improved fuel efficiency, and enhanced reliability while maintaining up to 300–306 horsepower and 300 lb-ft (400 Nm) of torque. Combined with direct fuel injection and BMW’s Valvetronic and Double VANOS technologies, the N55 offers responsive performance, refined driving characteristics, and lower maintenance complexity without sacrificing the sporty feel of the 335i.

Frequently Asked Questions