Allison Transmission Cooler Upgrade

These heavy duty high flow flexible transmission lines are.

Allison transmission cooler upgrade.

Though it s only a preventative upgrade this mod is completely worth the time effort money and peace of mind. The fleece fpe tl lbz lmm allison transmission cooler lines fix the old leaky transmission lines in your 2006 2010 gm 6 6l duramax lbz and lmm. Duramax transmission cooler lines 2004 05 5 8 premium double braided hose 16 000 bpsi chevy gmc 6 6l w allison duramax transmission lines upgrade cr performance a17x 225 95 225. You may destroy your transmission by using the wrong cooler.

The transmission coolers from the similarly aged ford powerstroke 6 0l. There also have been numerous melted down transmissions due to the bypass valve sticking in the cold closed position. Higher capacity or deep sump trans pans will help reduce some trans temps and hold additional fluid. Our 6 speed allison conversion kit and allison transmission package are a great alternative and upgrade for your transmission.

Aftermarket allison trans coolers are expensive and effective in reducing some trans temps. Allison 1000 l5p transmission cooler thermostatic bypass upgrade all 2017 l5p duramax equipped gm chevy trucks have always been known to run hotter than then their early predecessors. Fleece fpe tl lbz lmm allison transmission cooler lines 20808 5 00. Ford equipped their diesel powered towing machine with a 26 row cooler and had an optional 31 row upgrade from the factory.

Larger transmission coolers and deep sump pans. Leaking transmission cooler lines are common on all allison equipped 01 10 gm hds. It is hard to describe the feeling of a built trans until you ve been in a built trans truck. Whether you re trying to keep it cool or you re looking to take your duramax lly allison transmission to the next level this is the place for you.

They must be allison specific not universal. Fleece fpe tl lbz lmm allison transmission cooler lines 269. The transmission upgrades offered here will completely change the way your duramax lly performs.