The Dinan D780-0003 High Performance Heat Exchanger is a direct-fit upgrade for the charge-air cooling circuit on B48- and B58-powered BMW G-chassis cars. It replaces the factory unit in the original mounting location using the stock hardware and connections, so installation requires no cutting, drilling, or relocation of surrounding components.
Verified fitment: 2022-2026 BMW 230i and 230i xDrive, 2023-2026 M240i and 2022-2026 M240i xDrive, 2019-2026 330i and 330i xDrive, 2020-2026 M340i and M340i xDrive, 2021-2026 430i / 430i xDrive and 2022-2026 430i Gran Coupe / 430i xDrive Gran Coupe, 2021-2026 M440i / M440i xDrive and 2022-2026 M440i Gran Coupe / M440i xDrive Gran Coupe, 2019-2026 BMW Z4 sDrive30i, 2020-2021 Z4 sDrive M40i and 2022-2026 Z4 M40i, plus 2020-2026 Toyota GR Supra (Base, Premium and A91 Edition) on the shared platform.
Turbocharged BMWs on the G20/G22/G26/G42 platform are sensitive to intake air temperature, and heat soak during repeated hard pulls or track sessions is what pulls timing and costs power. A higher-capacity heat exchanger gives the charge-air system more thermal headroom so the car holds its power more consistently between runs.
Rev Auto Club stocks Dinan cooling upgrades for late-model BMW owners who want a factory-quality fit without modifying the car. Questions about fitment for your specific build? Get in touch before you order and we will confirm it.
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