Preserving the legendary reliability of the 3.0-litre turbocharged B58 engine in your 2019 onwards BMW M340i requires meticulous upkeep. Whether your G20 utilizes the Gen 2 powerplant pushing 374bhp or the later Gen 3 mild-hybrid setup outputting 386bhp, routine servicing is the foundation of high mileage performance. Simplify your garage schedule with our curated Service Kits, packed with OEM-grade fluids, and high-quality Service Filters to guarantee your engine oil and cabin air remain free from contaminants. To ensure flawless combustion and prevent ignition break-up under heavy acceleration, we also supply Genuine BMW service parts and heavy-duty replacement Spark Plugs specified directly for the B58 platform.