Description
RACING LAB COOLING
32 mm transmission oil cooler for the B58 Supra
An enlarged 32 mm aluminium transmission cooler for supported automatic A90/A91 Supras and compatible BMW G-Series B58 models. The direct-replacement layout retains factory-position mounts and cooling connections, with a protective stone/insect mesh included.
32 mm
Core thickness
+100%
Vs ~16 mm OEM
Bolt-on
Factory position
Key features
✓Larger cooling core
32 mm aluminium core compared with the approximately 16 mm original unit.
✓Protective mesh
Dedicated guard helps shield the core against insects and road or track debris.
✓Factory-position replacement
Designed for direct-fit mounting and original transmission-cooling connections.
✓High-load applications
Supports thermal management for tuned, track-driven and higher-torque setups.
Design & construction
The upgraded core doubles the nominal thickness of the approximately 16 mm factory reference. The larger heat-exchange surface and protective mesh are designed for repeated high-load driving while maintaining the original cooler location.
Fitment & installation
Install in the corresponding original location, connect the correct transmission-cooling circuit and position the supplied mesh. Refill/bleed to vehicle specification and check operating temperature and every line connection.
What's included
- 1 × 32 mm transmission oil cooler
- 1 × protective stone/insect mesh
Vehicle fitment
ToyotaGR Supra A90 / A91 B58, 2020+
BMWG42 M240i / xDrive B58, 2022+
BMWG20 / G21 M340i B58 — supported pre-B58N cooling configurations
BMWG22 / G23 / G26 M440i B58 — supported pre-B58N cooling configurations
BMWG29 Z4 M40i B58, supported 2018+
Technical specifications
Core32 mm aluminium
OEM comparisonApproximately 16 mm factory core; +100% thickness
GuardProtective stone / insect mesh included
OE referencesBMW 17219494828 · Toyota 32910-WAA02
InstallationFactory mounting and cooling-system connections
Compatibility
Important BMW fitment: later B58N M340i/M440i cooling systems using OE 17218852263 require a different cooler. This product is for the matching earlier OE configuration.
Warranty
All Racing Lab performance parts are covered by a 1-year limited warranty against manufacturing defects and workmanship issues.
Every component is rigorously inspected to ensure quality and reliability, so you can upgrade your vehicle with confidence. If any issues arise, our support team is ready to assist with fast and hassle-free warranty claims.
Return Policies
14-day change-of-mind returns: Available subject to the store's return conditions, including an applicable 20% restocking fee for approved voluntary returns. Please review our full return policy before ordering.
Australian Consumer Law: Your statutory consumer guarantees and remedies are not restricted by this voluntary returns policy or its 14-day period or restocking fee.
Free Shipping
Enjoy fast & free tracked shipping nationwide.
Pro Installation
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Why Buy From Racing Lab
Need help confirming fitment? Contact our Sydney team before ordering.
