CSF
CSF High-Performance Transmission Oil Cooler – Toyota Supra A90 / BMW M240i G42 / M340i G20 / Z4 G29 (B58)
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Upgrade your B58-powered vehicle with CSF’s race-proven High-Performance Transmission Oil Cooler – engineered for maximum cooling efficiency under extreme conditions. Originally developed from CSF’s success with the BMW F8X platform, this cooler features an industry-exclusive dual-core design, delivering a massive 240% increase in core volume for superior transmission performance.
Tested by top tuners and time attack teams, this cooler solves common issues like gearbox overheating, sluggish shifting, and transmission fatigue during high-load situations. It’s the same cooler trusted by Titan Motorsports’ 8-second drag Supra – the world’s fastest A90.
Technical Specifications
5.4mm multi-louvered fin design for increased efficiency (vs. OEM 7mm)
Built using CSF’s AC condenser technology: 1-row, high-pressure 16mm, 9-channel microtube for optimal oil flow
129mm overall height (vs. OEM 125mm) for improved performance without blocking airflow to other cooling components
Retains OEM top/bottom rubber ducting for optimal airflow direction
OEM-style quick-connect fittings for seamless installation
Drop-in fit – no modifications required
Compatible with CSF High-Performance Heat Exchanger (CSF #8154) or OEM setup
Backed by a 2-year limited warranty
Ideal for road racing, drag racing, and vehicles with performance upgrades or transmission tuning
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