Hayden Transmission Coolers

Just like the Hayden 677, the 678 is a great mid-sized trans cooler option for your daily driven vehicle.

With over 350 reviews, the Hayden Rapid Cool 678 is one of the top rated transmission coolers on the market. Learn why!

One of the smaller coolers in the Hayden lineup, the 676 is a great option for those looking to improve the trans cooling capabilities of their daily driver!

The Hayden 677 is a small to medium sized cooler that is perfect for any daily driven car or smaller SUV!

Summit Racing Rating:  4.8/5 Amazon Rating:  4.7/5 Shop On Amazon The Hayden Automotive 679 (1679) offers superior cooling to keep your transmission temperature in a safe range. With …