Upgraded Engine Oil C00ler Kit for 2001-19 6.6l LB7/LLY/LBZ/LMM/LML/L5P Duramax Includes Mounting Hardware 3x M8x40mm flange bolts2x M8x100mm bolts2x M8 washers Includes Gaskets Increased cooling plate count compared to early oil coolers Up to 140 In² more cooling area compared to early oil coolers Options: Add Oil FilterAdd CAT Oil Filter Adapter w/ Filter Fits: 2001-2019 6.6l LB7/LLY/LBZ/LMM/LML/LGH/L5P/L5D Duramax Diesel engines.
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