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❄️ Keep your transmission chill and your ride unstoppable!
The Hayden Automotive 678 Rapid-Cool Plate and Fin Transmission Cooler is a compact, high-efficiency cooling solution designed for heavy-duty vehicles. Featuring patented internal turbulation technology and robust brass fittings, it ensures superior heat transfer with minimal pressure loss. This all-inclusive kit supports GVWR up to 24,000 lbs and towing up to 5,000 lbs, making it ideal for pickups, vans, and Class C motorhomes. Engineered for easy installation and reliable performance, it’s a must-have upgrade for any serious driver looking to extend transmission life and maintain peak performance.

| ASIN | B000C3DDKO |
| Best Sellers Rank | #13,072 in Automotive ( See Top 100 in Automotive ) #3 in Automotive Engine Cooling & Heating Coolers |
| Brand Name | Hayden Automotive |
| Connector Type | Hose Barb |
| Contact Material | Brass |
| Contact Type | Normally Open |
| Customer Reviews | 4.6 4.6 out of 5 stars (18) |
| Global Trade Identification Number | 00036752006786 |
| Included Components | Transmisison Cooler |
| Item Type Name | Transmisison Cooler |
| Item Weight | 485 g |
| Manufacturer | Hayden Automotive |
| Model | 678 |
| Mounting Type | Screw Mount |
| Operation Mode | Automatic |
| Part Number | 678 |
| Specification Met | UL |
| UPC | 036752006786 |
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