
Forge Motorsport Chargecooler Radiator for the BMW B48 & B58 Engine
Ships free in the US
Make sure this fits your car
Fits: M340i G20/G21, M440i G22/G23/G26, M240i G42 & 6 more
- Shop tested in Dallas
- Free pickup in Dallas
- Installs at our shop
- Inlet temperatures lowered by 20°C (68°F)
- An increase of over 100% extra capacity
- Triple pass water flow meaning maximum cooling efficiency.
- Locates in the OEM position
- Improved cooling performance of the charged air.
- Volume of 17 litres compared to the OEM of just 7.71 litres.
- Made in the UK
- Guaranteed for life
With modern day aftermarket ECU tuning pushing powerful engines harder. In certain conditions the vehicle will run the risk of receiving inadequately cooled air affecting the engines efficiency and ultimately losing power. With this in mind, Forge are proud to present another PolarCooler as the first auxiliary cooling system for the BMW B48 & B58. Following extensive testing on the road and dyno working with 3 different styles of water core with different fin pitch configurations, we are proud to present the ultimate in frontal water cooling solutions.
This product is designed, developed and manufactured entirely in Great Britain and is covered by our worldwide lifetime warranty. We estimate that it will take around 4 hours to complete installation of this product. The cooler is 530mm x 471mm x 68mm compared to the OEM of 576mm x 495mm x 25mm.
Listed for these cars. Check the title and description for exact years, body styles and drivetrain.
| Make | Model | Chassis | Years | Fits |
|---|---|---|---|---|
| BMW | M340i | G20/G21 | 2019+ | |
| BMW | M440i | G22/G23/G26 | 2021+ | |
| BMW | M240i | G42 | 2022+ | |
| BMW | M240i / M235i | F22/F23 | 2014–2021 | |
| BMW | 340i / 335i / 330i | F30/F31 | 2012–2019 | |
| BMW | 440i / 435i | F32/F33/F36 | 2014–2020 | |
| BMW | 540i / M550i | G30/G31 | 2017–2023 | |
| BMW | Z4 M40i | G29 | 2019+ | |
| Toyota | GR Supra 3.0 | A90/A91 | 2020+ |
Not sure? Call or text 945-954-1142 with your car or VIN.
- Free US shipping on orders over $250.
- Free pickup at our Dallas shop, usually ready within 24 hours.
- Unused parts can be returned within 30 days. Tunes, opened electronics, merch and installed parts are final sale.
- Want it installed? Book the install at thegbmotors.com.
Full details are on our shipping and returns page.
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