Fleece Performance Oil Cooler Adapter 01-07/11-19 GM 6.6L Duramax RL-66-2515 Direct Replacement for GM Original

Direct Replacement for GM Original Part Number 97941204

Kit includes the majority of gaskets for a complete engine overhaul

all backed by a lifetime guarantee

As an added bonus

Everything fits factory hangers

Fleece Performance Oil Cooler Adapter 01-07/11-19 GM 6.6L Duramax RL-66-2515 Direct Replacement for GM OriginalHow does superior sealing with easy installation sound when it comes time to replace your Duramaxs oil cooler adapter? Good? Well, lets first define the problem youre having Problem: The original equipment oil cooler adapter relies on a metal gasket on the oil cooler that over time is prone to leaking as the cooler flexes. Fix: The Fleece Performance oil cooler adapter utilizes an integral square cut seal ring on the oil cooler mating surface in place