Collection: BMW B58

B58 parts separated by engine generation. Gen 2 B58TU products fit selected 2020–2024 G-series M240i, M340i and M440i applications. Gen 3 B58N/B58TU2 downpipes are for selected 2025+ M340i and M440i applications. Gen 1 F-chassis and X-series routing may use different parts.