Toyota GR Supra High Performance Heat Exchanger - Dinan - `20-`26
Toyota GR Supra High Performance Heat Exchanger - Dinan - `20-`26

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Toyota GR Supra High Performance Heat Exchanger - Dinan - 2020-2026. A direct-fit aluminum upgrade for A90/A91 models seeking cooler, more consistent performance.
The OE system routes engine coolant through the charge-cooler heat exchanger to aid engine and intake temps, but it can be overtaxed under hard use or added power. Dinan answers with a 45 mm core (26.75 mm stock) and full-size end tanks, providing 68% more heat-transfer area and greater thermal mass. Testing showed an average 8.7°C drop, with peaks near 12°C over 30 WOT pulls. The bar-and-plate, 100% TIG-welded, pressure-tested unit resists debris and helps curb heat soak and limp-mode.
Features
- Direct-fit for 2020-2026 GR Supra (A90/A91)
- 45 mm core vs 26.75 mm OEM
- 68% more surface area; higher thermal mass
- Avg 8.7°C, peaks near 12°C lower charge temps
- Bar-and-plate aluminum; 100% TIG-welded, pressure tested
Questions? Call us and speak with a specialist. We offer installation and customization at our Austin, Texas and Los Angeles, California area locations: 512-982-9393 (TX) and 562-981-6800 (CA).
Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov






