Dominate the road with 2006–2007 Duramax LLY and LBZ upgrades including EFI Live tuning, 5-inch exhaust kits, and lift pump systems for clean, consistent fuel delivery. These pre-emissions trucks are known for their tunability, and this category delivers proven horsepower gains with compatible cold air intakes, turbo manifolds, and Allison transmission support.
2001-2016 GM 6.6L DURAMAX (FRONT)
The GM 97241129 Front Thermostat is a factory replacement for your 2001-2016 GM 6.6L Duramax. This Thermostat features the same OE activation temp and is a drop-in replacement for the Front Thermostat equipped from...
2001-2016 GM 6.6L DURAMAX (REAR)
The GM 97241130 Rear Thermostat is a factory replacement for your 2001-2016 GM 6.6L Duramax. This Thermostat features the same OE activation temp and is a drop-in replacement for the Rear Thermostat equipped from the...
2001-2015 GM 6.6L DURAMAX
The GM 11610681 Cylinder Head Bolt is an OE replacement for the factory installed head bolts in your 2001-2015 GM 6.6L Duramax.
The factory bolts are torque-to-yield and are not intended to be re-used. Bolts are...
2001-2010 GM 6.6L DURAMAX
The GM 10371405 Fuel Cooler for your 2001-2010 GM 6.6L Duramax is a direct replacement for your factory Fuel Cooler. Over time, Fuel Coolers may begin to leak, as well as rust which can contaminate your fuel system...
2001-2015 GM 6.6L DURAMAX
The GM 12624683 Replacement Passenger Side Exhaust Manifold is a direct replacement for your 2001-2015 GM 6.6L Duramax. Over time, due to heat cycles and corrosion, the factory exhaust manifolds can crack or become damaged...
2003-2010 GM 6.6L DURAMAX
The GM 98027456 Oil Pressure Sensor is a direct replacement for your 2003-2010 GM 6.6L Duramax.
FEATURES:
OE Replacement
Oil Pressure Sensor
2004.5-2015 GM 6.6L DURAMAX
The GM 97321295 Lower Valve Cover Gasket is a direct replacement for the OE gasket on your 2004.5-2015 GM 6.6L Duramax.
FEATURES:
OE Replacement
Genuine GM Component
OEM WATER PUMP - LBZ LMM LML
The GM 12637105 Water Pump is a direct replacement for the OE component on your 2006-2016 GM 6.6L Duramax.
Get the GM quality you know and trust with ACDelco's GM Original Equipment Water Pump line. Stay with...
2001-2015 GM 6.6L DURAMAX (1.05MM)
The GM 12637788 Head Gasket is a direct replacement for your 2001-2015 GM 6.6L Duramax. This gasket features the same high quality construction as the original gasket on your engine. Grade C 1.05mm Right...
2001-2015 GM 6.6L DURAMAX (1.05MM)
The GM 12637785 Head Gasket is a direct replacement for your 2001-2015 GM 6.6L Duramax. This gasket features the same high quality construction as the original gasket on your engine. Grade C 1.05mm Left...
2004.5-2015 GM 6.6L DURAMAX
The GM 97354769 Turbo To Downpipe Clamp is a direct OE replacement for the clamp on your 2004.5-2015 GM 6.6L Duramax. Because of the extreme heat cycles and other underhood conditions this clamp is exposed to, they are...
OEM AC Delco Glow Plug
The GM 12639701 Glow Plug is a direct replacement for your 2006-2016 GM 6.6L Duramax LBZ, LMM & LML. Replacing failed glow plugs can eliminate check engine lights and hard starting. This OE replacement is built to the...