Fleece Performance 06-10 GM Duramax 6.6L LBZ/LMM Allison Transmission Cooler Lines

If you're dealing with a leaking transmission cooler line on your 2004-2010 GM truck with a 6.6L Duramax LBZ or LMM engine, these heavy-duty replacement lines from Fleece Performance are a solid option. These lines are built to handle the demands of your Allison transmission, ensuring proper fluid flow and preventing costly leaks that can lead to transmission damage.

This kit includes everything you need to get the job done right, featuring flexible, high-flow transmission lines that are more robust than the stock rubber hoses. The flexibility makes installation easier, especially in tight engine bays, and the durable construction means they're built to last. You'll find the transmission lines, necessary o-rings, zip ties, and washers all included, so you can tackle the repair with confidence.

This kit is designed to fit a wide range of GM 2500 HD and 3500 models from 2004 through 2010, including popular trucks like the Chevrolet Silverado and GMC Sierra. Replacing worn or leaking transmission lines is crucial for maintaining the health and longevity of your Allison transmission.