2000-up Allison Transmission 1000 Oil Filter Service Chevy GMC Duramax Diesel Featured Products Instead of closing off cooler

Instead of closing off cooler flow when the transmission is cold and making your transmission generate unneeded heat that is hard to shed later

The RevMax Allison 1000 L5P Transmission Cooler Thermostatic Bypass Upgrade is a direct bolt-in replacement

085") (to set proper clearance)

Ring gear is welded on both sided vs

2000-up Allison Transmission 1000 Oil Filter Service Chevy GMC Duramax Diesel Featured Products Instead of closing off coolerModified Item: No Custom Bundle: No Manufacturer Part Number: 29542824 128059150 29535617 Quantity Sold: sold individually Brand: Allison Fitment Type: Direct Replacement Non Domestic Product: No Drive Type: 4WD,RWD Manufacturer Warranty: Unspecified Length Mounting Hardware Included: No ALLISON 1000 Chevy GMC Duramax Diesel Deep Pan Transmission Filter and Pan Gasket Set Fits 2000 up Diesel Applications OEM Allison engineered deep pan style oil