Cheap BMW 6 Series Oil Cooler

Oil coolers are fitted to most BMW 6 Series variants but not universally across all engines — higher-output and turbocharged engines (such as the N57 diesel and N63/S63 petrol units) are particularly likely to carry one, while some lower-output naturally aspirated engines may manage thermal regulation differently. The safest starting point is to give your engine code (found on your V5 or via a VIN check) to the breaker, as fitment is driven by engine code above all else. Never assume a cooler is present solely based on the badge or fuel type.

No — the E63/E64 (2003–2010) and the F12/F13 (2011–2018) are completely different generations with entirely different engines, cooling systems, and mounting arrangements, so parts do not transfer between them. Always source an oil cooler from the same generation as your car and, more importantly, one that matches your specific engine code. Confirm the exact part reference with the breaker against your registration to be certain.

Both a 2015 and a 2012 F12 640d will carry the N57 diesel engine, which is a strong indicator of compatibility, but BMW did make running production changes during the F12/F13 generation (2011–2018) that can affect ancillary components and their mounting. Share both registration numbers with the breaker and ask them to cross-reference the part numbers before buying. Engine code matching is the key check, but the breaker is best placed to confirm whether any mid-run changes affect your specific build date.

Trim level alone does not affect oil cooler fitment — what matters is the engine code, not whether the car is badged SE, Sport, M Sport, or M6. The M6 is worth noting separately because it uses a different high-performance engine (the S63 in F12/F13 guise) compared with the standard 640i or 650i, so the engine code will differ and the cooler must match that code. Confirm the engine code from your V5 and pass it to the breaker rather than relying on the trim badge.

Body style does not affect oil cooler fitment — the cooler is determined by the engine and its ancillaries, not whether the car is a coupe, convertible, or Gran Coupe. So an oil cooler from an F12 Convertible and an F13 Coupe with the same engine code should be the same unit. Confirm the engine code match with the breaker against both registrations before purchasing.

The single most useful piece of information is your engine code, which appears on your V5 logbook or can be obtained from a VIN check — this tells the breaker exactly which unit your car needs far more reliably than the year or badge alone. You should also have your registration number, fuel type, and gearbox type to hand, as these help the breaker cross-reference stock. Providing the donor vehicle's registration as well, if you have spotted a specific listing, allows the breaker to verify the match at their end.