Installing a transmission cooler… Learn how you can do the same in your garage… My 2008 GMC Sierra is definitely gonna be a lot happier with this cooler. I hope everyone enjoys thanks for watching. 👍🏼❤️🙏🏼
#Hayden

Hayden OC 1404 Transsaver Transmission Cooler
https://amzn.to/3yec6tF


P.S. That’s a Hayden #1404 transmission cooler.