Engine Seals & O-Rings

Engine Seals & O-Rings for Your 2011-2016 LML Duramax Silverado & Sierra
Protect your 2011-2016 LML Duramax from leaks with premium engine seals and O-rings built for a precision fit and long-lasting durability. Shop front and rear main seals, timing cover seals, and water pump seals from GM and Mahle, plus oil cooler seals, bypass tube seals, and a fuel primer bulb sealing kit from Fleece to complete your repair. Correctly matched to your exact application, these seals ensure a reliable seal under the toughest towing and performance conditions.

14 Items

**Duramax Front Main Seal AcDelco 97209341** $51.80
Fits: 2500/3500HD Silverado | Sierra 2001-2026

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**LML Duramax Upper Intake Y-Bridge Seal GM 12627913** $16.89
Fits: LML Duramax 2011-2016

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**Duramax 01-16 Water Pump Coolant Bypass Tube Upper O-Ring Seal GM 94011602** $4.20
Fits: Duramax 2001-2016

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**Duramax 01-16 Coolant Bypass Tube Lower Pipe Seal GM 94011603** $3.87
Fits: Duramax 2001-2016

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**Duramax Water Pump Pipe To Oil Cooler Seal GM 94011702** $32.03
Fits: Duramax 2001-2025

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**Duramax 01-16 Oil Cooler O-Ring Seal GM 94399279** $6.56
Fits: Duramax 2001-2016

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**Duramax Front Main Seal GM 97209341** $63.26
Fits: Duramax 2001-2026

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**Duramax Rear Main Seal GM 97209342** $67.49
Fits: Duramax 2001-2026

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**Duramax 01-16 Oil Cooler To Block O-Ring Seal GM 97216175** $8.24
Fits: Duramax 2001-2016

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**Duramax Engine Oil Cooler Seal GM 97358847** $24.70
Fits: Duramax 2001-2016

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**Duramax 01-16 Engine Timing Cover Seal Mahle 67775** $38.45
Fits: Duramax 2001-2016

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**Duramax Rear Main Engine Crankshaft Seal Mahle 67777** $57.86
Fits: Duramax 2001-2016

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**Duramax 01-16 Water Pump Seal Mahle K31904** $2.03
Fits: Duramax 2001-2016

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**Duramax 2001-2016 Fuel Primer Bulb Sealing Kit Fleece FPE-GM-FFPD-0116** $49.99
Fits: Duramax 2001-2016

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