





CTS Turbo A90/91 Toyota Supra BMW G-series Z4 30i/M40i/M340i B58/B48 Heat Exchanger
The factory front-mount heat exchanger on the Toyota Supra A90/A91 and BMW G-series B48/B58 simply cannot keep tuned engines cool. The CTS Turbo front-mount heat exchanger fixes that with a double-pass core that flows more and runs larger than stock while still dropping into the OE location. CNC-machined mounting points and hose connections make for a seamless install with no cutting or trimming of factory parts.
What you get
- CNC-machined mounting points and hose connections for factory fitment
- Drop-in design
- Smooth bends on the coolant connections
- High-efficiency double-pass aluminum core
- Hand-welded and pressure-tested
- Lowers intake air temperature
- Installation hardware included
- Fully compatible with the factory rock guard — simply transfer the factory parts over
- Replaces OE# 16400-WAA03 and 17118666811
Fitment (2.0T and 3.0T engines)
- 2020+ Toyota Supra (A90/A91) B48/B58
- 2018+ BMW G29 Z4 20i, 30i and M40i
- 2018+ BMW G20 3-Series B48/B58 (320i, 330i, 330iX, M340i, M340iX)
- 2018+ BMW G21 3-Series Touring (330i, 330iX, M340iX)
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 A90/91 Toyota Supra BMW G-series Z4 30i/M40i/M340i B58/B48 Heat Exchanger
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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