CSF’s B58 high-performance heat exchanger will be a critical component to keeping your Supra/BMW’s charge air cool, and out of limp mode. The upgraded heat exchanger is especially important when upgrading turbos and/or running performance tuning software. The original 2nd Gen B58 heat exchanger is a 1-row unit that is 25mm thick. In comparison, CSF has used its industry-exclusive world’s largest 2-row core (68mm) with CSF’s B-Tube technology. A unique tank design allows the larger CSF core to still fit into the OEM cooling system housing. The CSF improved design, includes billet transmission cooler mounts, and metal rock guard with improved airflow characteristics. CSF is the only company to include a rock guard and incorporate OEM transmission cooler mounting points for a true plug-and-play “drop-in” fit.
Significantly reduce Intake Air Temperatures (IAT) for Maximum Performance (with Faster Heat Soak Recovery) on your Supra / BMW with a CSF Heat Exchangers.
The CSF #8154 Cooling product is designed to be a “Drop-In Fit” application. The product will install in the OEM Location with no modifications necessary unless otherwise noted or instructions are included in the product package. Please see the manufacturer repair manual for standard installation instructions. If you do not feel confident installing this product CSF recommends taking it to a qualified installation facility.
- 2026 Update: New “Track-Spec” 5mm Tall Ultra Efficient Fins with a Multi-Louvered Design for Maximum Surface Area Contact and Heat Dissipation
- Tested and Proven by CSF’s Global Network of R&D Partners, Including Leading Time Attack Teams, Tuners, and Turbo Kit Manufacturers
- Improves Air Flow to the Rest of the Cooling System for Both Lower Engine Coolant and Engine Oil Temperatures
- Significantly Reduces Intake Air Temperature (IAT) for Maximum Performance (with Faster Heat Soak Recovery)
- Includes Rock Guard & Transmission Oil Cooler Mounting Kit (Industry Exclusive)
- 2-Row, 42mm Ultra High Performance Core with CSF’s Exclusive B-Tube Technology
- CNC Machined Mounting Brackets and OEM Style “Quick Connect” Inlet/Outlet
- 100% All Aluminum TIG-Welded Construction
- 2-Year Limited Warranty
- Smooth Satin Finish
- “Drop-in” Fit
Fits
2019 BMW 330i Base
2019 BMW 330i xDrive Base
2019 BMW Z4 sDrive30i
2020 BMW 330i Base
2020 BMW 330i xDrive Base
2020 BMW M340i Base
2020 BMW M340i xDrive Base
2020 BMW Z4 M40i First Edition
2020 BMW Z4 sDrive M40i
2020 BMW Z4 sDrive30i
2020 Toyota GR Supra Base
2020 Toyota GR Supra Launch Edition
2020 Toyota GR Supra Premium
2021 BMW 330i Base
2021 BMW 330i xDrive Base
2021 BMW 430i Base
2021 BMW 430i xDrive Base
2021 BMW M340i Base
2021 BMW M340i xDrive Base
2021 BMW M440i Base
2021 BMW M440i xDrive Base
2021 BMW Z4 sDrive M40i
2021 BMW Z4 sDrive30i
2021 Toyota GR Supra A91 Edition
2021 Toyota GR Supra Base
2021 Toyota GR Supra Premium
2022 BMW 330i Base
2022 BMW 330i xDrive Base
2022 BMW 430i Base
2022 BMW 430i Gran Coupe Base
2022 BMW 430i xDrive Base
2022 BMW M240i xDrive Base
2022 BMW M340i Base
2022 BMW M340i xDrive Base
2022 BMW M440i Base
2022 BMW M440i Gran Coupe Base
2022 BMW M440i xDrive Base
2022 BMW M440i xDrive Gran Coupe Base
2022 BMW Z4 M40i
2022 BMW Z4 sDrive30i
2022 Toyota GR Supra A91 Edition
2022 Toyota GR Supra Base
2022 Toyota GR Supra Premium
2023 BMW 330i Base
2023 BMW 330i xDrive Base
2023 BMW 430i Base
2023 BMW 430i Gran Coupe Base
2023 BMW 430i xDrive Base
2023 BMW 430i xDrive Gran Coupe Base
2023 BMW M240i Base
2023 BMW M240i xDrive Base
2023 BMW M340i Base
2023 BMW M340i xDrive Base
2023 BMW M440i Base
2023 BMW M440i Gran Coupe Base
2023 BMW M440i xDrive Base
2023 BMW M440i xDrive Gran Coupe Base
2023 BMW Z4 M40i
2023 BMW Z4 sDrive30i
2023 Toyota GR Supra A91 Edition
2023 Toyota GR Supra Base
2023 Toyota GR Supra Premium
2024 BMW 330i Base
2024 BMW 330i xDrive Base
2024 BMW 430i Base
2024 BMW 430i Gran Coupe Base
2024 BMW 430i xDrive Base
2024 BMW M240i Base
2024 BMW M240i xDrive Base
2024 BMW M340i Base
2024 BMW M340i xDrive Base
2024 BMW M440i Base
2024 BMW M440i Gran Coupe Base
2024 BMW M440i xDrive Base
2024 BMW M440i xDrive Gran Coupe Base
2024 BMW Z4 M40i
2024 BMW Z4 sDrive30i
2024 Toyota GR Supra 45th Anniversary Edition
2024 Toyota GR Supra Base
2024 Toyota GR Supra Premium
2025 BMW 330i Base
2025 BMW 330i xDrive Base
2025 BMW 430i Base
2025 BMW 430i Gran Coupe Base
2025 BMW 430i xDrive Base
2025 BMW 430i xDrive Gran Coupe Base
2025 BMW M240i Base
2025 BMW M240i xDrive Base
2025 BMW M340i Base
2025 BMW M340i xDrive Base
2025 BMW M440i Base
2025 BMW M440i Gran Coupe Base
2025 BMW M440i xDrive Base
2025 BMW M440i xDrive Gran Coupe Base
2025 BMW Z4 M40i
2025 BMW Z4 sDrive30i
2025 Toyota GR Supra Base
2025 Toyota GR Supra Premium
2026 BMW 330i Base
2026 BMW 330i xDrive Base
2026 BMW 430i Base
2026 BMW 430i Gran Coupe Base
2026 BMW 430i xDrive Base
2026 BMW 430i xDrive Gran Coupe Base
2026 BMW M240i Base
2026 BMW M240i xDrive Base
2026 BMW M340i Base
2026 BMW M340i xDrive Base
2026 BMW M440i Base
2026 BMW M440i Gran Coupe Base
2026 BMW M440i xDrive Base
2026 BMW M440i xDrive Gran Coupe Base
2026 BMW Z4 M40i
2026 BMW Z4 sDrive30i
2026 Toyota GR Supra Base
2026 Toyota GR Supra MkV Final Edition
2026 Toyota GR Supra Premium























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