



CTS Turbo BMW/Toyota G20/G29 M340i/M440i/Z4 M40i/ GR Supra A90/A91 Auxiliary Radiator
Keep temps in check on your G-series BMW or MKV Toyota Supra with the CTS Turbo Auxiliary Radiator. Built for enthusiasts who demand more cooling, it delivers improved heat dissipation and thermal management for your engine and transmission, and integrates seamlessly into the existing cooling system to keep the B58 performing under high-stress conditions.
Please note these are sold individually. All cars require 2 auxiliary radiators — add 2 to your cart for a full set.
Features
- 2-row, 42mm ultra-high-performance core
- Precision CNC machined mounting brackets and OEM-style quick-connect fittings
- 100% aluminum, TIG-welded for durability and heat dissipation
- High-performance black finish
- Fits both the left and right sides of the vehicle
- Drop-in fit requiring no modifications during installation
Fitment
- 2020 - present A90/A91 Toyota Supra
- 2018 - present BMW G20 M340i/M440i
- 2018 - present BMW G29 Z4 M40i
Ships from our Vancouver shop — KORE SPEED is proudly Canadian-owned, with no surprise cross-border duties for Canadian buyers. Questions on fitment? Email support@korespeed.com.
Pairs well with

CTS Turbo BMW/Toyota G20/G29 M340i/M440i/Z4 M40i/ GR Supra A90/A91 Auxiliary Radiator
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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