CSF Radiators BMW B58 Triple Pass Heat Exchanger For BMW M140i, M240i, 340i & 440i

Upgrade your BMW M140i, M240i, 340i, or 440i with the CSF Radiators BMW B58 Triple Pass Heat Exchanger. Designed for high-performance cooling, this advanced heat exchanger features a triple-pass design that maximizes cooling efficiency and reduces heat soak, ensuring optimal engine performance even under the most demanding conditions. Crafted from premium materials, the CSF heat exchanger offers superior durability and longevity. Its precise fit and easy installation make it an ideal upgrade for enthusiasts looking to enhance their BMW’s cooling system. Experience improved reliability and performance with the CSF Radiators BMW B58 Triple Pass Heat Exchanger.

Radiator Features

• Core Size: 524mm Length x 478mm Height x 69mm Wide
• 68mm 2-Row Core with CSF’s B-Tube Technology (World’s Largest 2-Row Core)
• 6.5mm Multi-Louvered Fin Height
• Triple-Pass Flow Design
• Included Detachable Rock Guard
• OEM CNC Machined Mounting Location Pins and Brackets
• Direct Plug-and-Play Design, Including CNC Machined “Quick Connect” Inlet/Outlet Water Fittings
• No Modifications Needed to Install
• Semi-Gloss Black Finish
• Replaces OEM Part Number: 17118741830

Vehicle Fitment

• 2017-2021 BMW F22 230i – Turbocharged 2.0L L4
• 2017-2021 BMW F23 230i – Turbocharged 2.0L L4
• 2017-2021 BMW F22 230i xDrive – Turbocharged 2.0L L4
• 2017-2021 BMW F23 230i xDrive – Turbocharged 2.0L L4
• 2016-2018 BMW F30 330e – Turbocharged 2.0L L4
• 2017-2018 BMW F30 330i – Turbocharged 2.0L L4
• 2017-2018 BMW F34 330i GT xDrive – Turbocharged 2.0L L4
• 2017-2018 BMW F30 330i xDrive – Turbocharged 2.0L L4
• 2017-2019 BMW F31 330i xDrive – Turbocharged 2.0L L4
• 2016-2018 BMW F30 340i – Turbocharged 3.0L L6
• 2017-2019 BMW F34 340i GT xDrive – Turbocharged 3.0L L6
• 2016-2018 BMW F30 340i xDrive – Turbocharged 3.0L L6
• 2017-2020 BMW F32 430i – Turbocharged 2.0L L4
• 2017-2020 BMW F33 430i – Turbocharged 2.0L L4
• 2017-2020 BMW F32 430i xDrive – Turbocharged 2.0L L4
• 2017-2020 BMW F33 430i xDrive – Turbocharged 2.0L L4
• 2017-2020 BMW F36 430i xDrive Gran Coupe – Turbocharged 2.0L L4
• 2017-2020 BMW F32 440i – Turbocharged 3.0L L6
• 2017-2020 BMW F33 440i – Turbocharged 3.0L L6
• 2017-2020 BMW F36 440i Gran Coupe – Turbocharged 3.0L L6
• 2017-2020 BMW F32 440i xDrive – Turbocharged 3.0L L6
• 2017-2020 BMW F33 440i xDrive – Turbocharged 3.0L L6
• 2017-2020 BMW F36 440i xDrive Gran Coupe – Turbocharged 3.0L L6
• 2017-2021 BMW F22 M240i – Turbocharged 3.0L L6
• 2017-2021 BMW F23 M240i – Turbocharged 3.0L L6
• 2017-2020 BMW F22 M240i xDrive – Turbocharged 3.0L L6
• 2017-2020 BMW F23 M240i xDrive – Turbocharged 3.0L L6

Replaces OEM part numbers:

• BMW: 17 11 8 741 830
• BMW: 17-11-8-741-830
• BMW: 17118741830