Second Hand BMW 3 Series Air Filter

This crosses the F30 generation boundary (2012–2019, facelift 2015), and while both are F30s, air filter housings and element shapes can change between pre-facelift and post-facelift builds even within the same generation — the engine code is the key detail here, not the model year alone. Supply your registration and engine code to the breaker and ask them to cross-reference against their donor car before buying. Never assume a same-generation filter is a straight swap without checking.

Yes, every variant of the BMW 3 Series — petrol, diesel, and hybrid — has an air filter; it is a fundamental engine component present on all internal combustion and mild/plug-in hybrid engines regardless of body style or drivetrain. The filter element and housing design vary significantly between engine families, so the engine code (found on your V5 or via a VIN check) is the single most important detail when sourcing a used one. Do not rely on model year or badge alone.

Yes, it matters considerably — these badges indicate different engine families with different airbox designs, filter element sizes, and intake routing. The engine code printed on your V5 (for example M47, N47, B47, or similar for diesels) is more reliable than the badge alone, as BMW occasionally used the same badge across different engine variants at different points in production. Give your engine code to the breaker rather than just the badge, and they can match the filter accurately.

No, trim level has no effect on air filter fitment for the BMW 3 Series — SE, Sport, M Sport, and M Sport Plus trims sharing the same engine will use the same filter and airbox. What you might find with a used airbox from a higher trim is that ancillary brackets or intake pipe connections look slightly different, but the filter element itself is engine-specific, not trim-specific. Confirm the engine code matches between your car and the donor vehicle, and trim differences can be ignored.

No — the E90 (2005–2012) and F30 (2012–2019) are entirely different generations with different engine families and airbox designs, and filters are not interchangeable between them. Even where engine displacements appear similar across generations, BMW revised the intake systems, so an E90 N47 airbox will not simply bolt into an F30 with an N47 or its B47 successor. Always source a filter matched to your specific generation and engine code.

It matters more than almost any other detail you could provide, because the air filter housing and element are designed around the specific engine architecture, not the car's year, badge, or body style. Your engine code is stamped on the engine itself, listed on your V5, or can be retrieved via a VIN check through many free online tools or your dealer. Give this code to the breaker alongside your registration, and they will be able to confirm whether their donor car's filter is a genuine match for yours.