The ACDelco 12378521 Engine Sealant is the sealant used in GM engine plants. Reseal your engine components with the same high-quality sealer used in the GM Production Line. ACDelco Engine Sealant is a one-component, room-temperature vulcanizing (RTV) sealant. It is a high viscosity product that cures when exposed to air. The cured material has superior adhesion and elongation properties and is resistant to engine oils and coolants. It is also oxygen sensor safe and will not corrode metal surfaces.
GM Part#: 12378521
AC Delco Part#: 10-2010
ACDelco PF2232 Oil Filter284021.00
The ACDelco PF2232 Oil Filter is a factory replacement filter for your 2001-2019 GM 6.6L Duramax. As the premier supplier of GM original equipment parts, ACDelco Oil Filters meet or exceed OE specifications so you can rest easy knowing that your engine is protected. Features: OE Replacement GM Part# 88917036 ACDelco TP1015 Fuel Filter356841.00
Replace the cartridge fuel filter in your 2017-2020 GM 6.6L Duramax L5P with what the factory trusts, the ACDelco TP1015 Fuel Filter. Includes new o-rings for a complete, leak-free filter change. Features:OE ReplacementIncludes New O-RingsGM Part Number 23304096ACDelco TP3018 Fuel Filter238282.00
The ACDelco TP3018 Fuel Filter for your 2001-2016 GM 6.6L Duramax is a factory replacement filter designed to protect your fuel system. Includes new O-rings.
ACDelco # TP3018
GM 10371405 Fuel Cooler284134.30
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 requiring costly repairs.
GM 11561233 Torsion Bar Nut283821.00
The GM 11561233 Torsion Bar Nut is a direct replacement for the factory hardware in your 2001-2010 GM 6.6L Duramax. From being adjusted over time, the factory Torsion Bar Nut is known to strip or wear out.
Torsion Bar Nut
GM 11610681 Cylinder Head Bolt284011.00
The GM 11610681 Cylinder Head Bolt is an OE replacement for the factory installed head bolts in your 2001-2016 GM 6.6L Duramax.
The factory bolts are torque-to-yield and are not intended to be re-used. Bolts are sold individually. You will need 18 per side, 36 per engine.
GM 11610965 Flex Plate Bolt283861.00
The GM 11610965 Flex-Plate Bolt is a direct replacement for your 2001-2010 GM 6.6L Duramax. The factory Flex Plate bolts are torque-to-yield and should not be reused. These bolts are sold individually and a quantity of 8 are required per engine.
Flex Plate Bolt
GM 11612276 Torsion Bar Bolt283831.00
The GM 11612276 Torsion Bar Bolt is a direct replacement for the factory hardware in your 2001-2010 GM 6.6L Duramax. From being adjusted over time, the factory Torsion Bar bolt is known to strip or wear out.
Torsion Bar Bolt
Note: 11612276 supersedes the 15530026.GM 12471499 Pinion Yoke For 1480 Series U-Joint2842815.30
The GM 12471499 Pinion Yoke is a direct replacement for old worn or damaged yoke. Fits on GM trucks with AAM 11.5" axle with 1480 series u-joints.
For AAM 11.5" Axle w/ 1480 U-Joints
Note: For proper application, you must to confirm you have the 1480 series u-joints. GM 12471501 Pinion Yoke For 1410 Series U-Joint2842715.10
The GM 12471501 Pinion Yoke is a direct replacement for old worn or damaged yoke. Fits on GM trucks with AAM 11.5" axle with 1410 series u-joints.
For AAM 11.5" Axle w/ 1410 U-Joints
Note: For proper application you must measure to confirm you have the 1410 series u-joints. The 1410 Series U-Joints are 4.188" wide with a 1.188" cap. GM 12624683 Passenger Side Exhaust Manifold2841410.90
The GM 12624683 Replacement Passenger Side Exhaust Manifold is a direct replacement for your 2001-2016 GM 6.6L Duramax. Over time, due to heat cycles and corrosion, the factory exhaust manifolds can crack or become damaged. This manifold is a factory replacement for your stock one. Gaskets not included.
Passenger Side (Right Hand Side)
GM 12637105 Water Pump284206.40
The GM 12637105 Water Pump is a direct replacement for the OE component on your 2006-2016 GM 6.6L Duramax.
Genuine GM PartDirect-Fit Replacement
ACDelco Part# 251-748
GM 12637647 Updated Driver Side Exhaust Manifold238309.90
The GM 12637647 Updated Driver Side Exhaust Manifold for your 2001-2016 GM 6.6L Duramax features a "full bore" unlike the factory exhaust manifold that is "kinked or dented" for additional clearance. The increased flow will "balance" the engine and provide increased spool-up, throttle response and better overall performance. This GM OE part is constructed to the same high quality standards as your factory exhaust manifold. Features: GM OE Exhaust Manifold Upgrade On 2001-2010 Duramax Trucks Application Note: Because this is the factory manifold that comes on the 2011-2016 LML Duramax it is simply a replacement part for the LML and not an upgrade like the 2001-2010 trucks with the "kinked" exhaust manifold. Exhaust manifold gasket not included. GM 12637785 Head Gasket (Grade C, Left)284421.10
The GM 12637785 Head Gasket is a direct replacement for your 2001-2016 GM 6.6L Duramax. This gasket features the same high quality construction as the original gasket on your engine. Grade C 1.05mm Left.
Grade C (1.05 mm)
Note: This gasket supersedes GM Part# 98045060.GM 12637788 Head Gasket (Grade C, Right)284411.00
The GM 12637788 Head Gasket is a direct replacement for your 2001-2016 GM 6.6L Duramax. This gasket features the same high quality construction as the original gasket on your engine. Grade C 1.05mm Right.
Grade C (1.05 mm)
Note: This gasket supersedes GM Part# 98045057 GM 12639277 Water In Filter (WIF) Sensor93641.00
The GM 12639277 Water In Filter Sensor for your 2001-2011 GM 6.6L Duramax is a genuine OEM replacement Water In Filter (WIF) Sensor. The WIF sensor threads into your factory fuel filter. Over time these sensors can strip, break or become damaged allowing air leaks which will cause hard starts and poor performance. To prevent damage to sensor during routine maintenance the use of a WIF Wrench is highly recommended.
Detects Water In Fuel
GM 12639701 Glow Plug285541.00
The GM 12639701 Glow Plug is a direct replacement for your 2006-2016 GM 6.6L Duramax LBZ, LMM and LML. Replacing failed glow plugs can eliminate check engine lights and hard starting. This OE replacement is built to the same high quality standards as the original components that were installed on your truck from the factory. Sold individually.
GM Part# 12639701
AC Delco Part# 9G
GM 12642623 Fuel Filter Head Assembly238272.70
The GM 12642623 Fuel Filter Head Assembly for your 2004.5-2010 GM 6.6L Duramax is an OE factory replacement for your GM Duramax. Over time, the stock fuel filter head can leak or become damaged causing poor running conditions, hard starting and more. This Fuel Filter Head will restore proper operation to your fuel system. Features: Direct Replacement Fits LLY/LBZ/LMM Engines Filter and Water In Fuel (WIF) Sensor Included
GM 12670460 Injection Line (Cylinder 2 & 7)284241.00
The GM 12670460 Injection Line for your 2011-2016 GM 6.6L Duramax is a direct replacement for OE line on your truck. This line will work on cylinder 2 or 7. Sold individually, quantity of 2 required to cover both cylinders 2 and 7.
Fits Cylinders 2 or 7
Note: The 12670460 replaces the old GM part# 98063066
GM Replacement Parts
GM OE Original Equipment products are the same items that come on your truck from the factory. Using factory components will provide you with the best fit, finish and function. XDP stocks a wide variety of OEM replacement parts for stock and high-performance diesels. Shop today to find replacement parts for your GM 6.6L Duramax.
XDP continues to closely monitor the COVID-19 (Coronavirus) outbreak. As an integral part of the automotive supply chain, at this point all call centers and distribution centers remain fully operational to ensure we keep vital service components flowing to vehicles used in transport of goods and emergency response. To ensure the health of our employees, families, and customers, we have made the following procedural changes:
Effective 3/16 we have shifted Customer Service hours to 8:30 – 7:00pm EST. To ensure compliance with New Jersey’s recent curfew.
Effective 3/18 we have decided to temporarily close both of our retail stores in NJ and NV.
Our technical sales team remains available Mon-Fri 8:30am-9pm and Saturday 10:30am-7pm EST.
All employees have been encouraged to follow the CDC's recommendations at home and in the workplace.
The circumstances of this virus are fast moving, as such, we will continue to update you with any further operational adjustments as needed. As always, we value your business and appreciate your patience as we manage this situation together.