Ensure you pick up the Merchant Automotive 10507 Oil Cooler Seal & Gasket Kit from SDS when replacing the faulty oil cooler on your 2001-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM. Over time, your engine oil cooler's seals and gaskets can start to leak which can result in the catastrophic failure of your oil cooler or other vital engine components. This all-in-one Duramax engine oil cooler seal and gasket kit includes everything you need to either restore or reinstall your engine oil cooler on your 2001-2010 Duramax engine. This kit includes the outlet gasket, inlet gasket, and oil cooler seal to replace an already disassembled oil cooler.

Features:

• Direct Replacement
• OEM Like Fitment
• All-In-One Kit
• Everything Needed To Reseal Oil Cooler
• Great For Restoring Oil Cooler
• Helps To Repair Leaks

Kit Includes:
1x Engine Oil Cooler Seal, LB7 LLY LBZ LMM LML LGH, 2001-2016
1x Water Pump Outlet Gasket, LB7 LLY LBZ LMM LML, 2001 - 2016
1x Heater Outlet Pipe Seal At Oil Cooler, LMM, 2007.5-2010
1x Gasket - Oil Cooler Elbow, LB7 LLY LBZ LMM LML LGH, 2001-2016
1x Oil Cooler Seal, LB7 LLY LBZ LMM LML LGH L5P 2001-2018
1x Oil Cooler Seal, LB7 LLY LBZ LMM LML LGH, 2001-2016
1x Water Pump Pipe To Cooler Seal, LB7 LY LBZ LMM LML LGH L5P, 2001-2018
1x Engine Oil Cooler Outlet Gasket, LB7 LLY LBZ LMM LML LGH L5P, 2001-2018
1x Engine Oil Cooler Inlet Gasket, LB7 LLY LBZ LMM LML LGH L5P, 2001-2018

Application Notes:
From 2001-2004 original coolers used a flat metal gasket where the cooler separates. This kit will not replace that gasket and cooler should be replaced.
If you have the newer style oil cooler, you may also need to purchase an Oil Cooler To Block Seal.