Menu
Your Cart
Welcome to the new site! Returning customers, please RESET your account password as we did not transfer them for security reasons. 

Gaskets/Seals

Avoid coolant or engine leaks into your engines cylinders while increasing compression with new gaskets and seals. Count on Pure Diesel Power for all of your quality replacement and upgrade parts. Most of the gaskets and seals listed are compatible with 2001-2011 6.6L Duramax's. Keep your truck running smoothly and looking sharp with quality parts from the #1 diesel part store on the web.

06-10 GM 6.6L LBZ/LMM Duramax Mahle Engine Rebuild Kit
-30 %
Brand: Mahle Part Number: 789-101x-KIT
Mahle overhaul kit for the LBZ/LMM includes: 4 x Left Bank Piston (available in .020 and .040 oversize)4 x Right Bank Piston (available in .020 and .040 oversize)8 x Piston Ring-Sets (available in .020 and .040 oversize)8 x Connecting Rod Bearing Set 1 x Main Bearing Set1 x Thrust Washer Set1 x He..
$1,496.80 $2,128.00

Brand: Merchant Automotive Part Number: 10307
Replace these when removing the rear engine cover to block.  Seals water jackets.    Sold in pairs...
$6.90

Brand: Mahle Part Number: 789-1011-KIT
Mahle overhaul kit for the LB7/LLY Duramax includes: 4 x Left Bank Piston (available in .020 and .040 oversize)4 x Right Bank Piston (available in .020 and .040 oversize)8 x Piston Ring-Sets (available in .020 and .040 oversize)8 x Connecting Rod Bearing Set 1 x Main Bearing Set1 x Thrust Washer S..
$2,118.00

Brand: Merchant Automotive Part Number: MAT 1010x
Included in the Base kit: OEM Grade C Right and Left Head Gaskets 36 New OEM Replacement Head Bolts Upper valve cover gaskets (now included in kit) All Needed Seals And Gaskets Other kits available above with additional listed parts.NOT INCLUDED in the kit : Lower thin steel valve cover ..
$695.00 $705.95

Brand: Mahle Part Number: HS54580
General Motors Truck 2001-2004 6.6L Duramax Diesel VIN 1 Upper Engine Set, does NOT include head gaskets. Made by Mahle for OEM quality. Mahle part number: HS54580 See below for head gaskets...
$249.90

Brand: Mahle Part Number: 953726
Complete upper and lower engine gasket set for the LB7 Duramax. Mahle part number: 953726 (replaces 95-3726VR). Does not include head bolts/gaskets. SPECS: Water Pump Gasket Included Yes Item Grade OEM Standard Additional Package Contents Valve Cover Seal Water Outlet Gas..
$336.50 $370.34

Brand: Merchant Automotive Part Number: 10263
Everything required to properly install the oil cooler on your Duramax.   Fits 2001 - 2010 applications..
$64.40

Brand: Dorman Products Part Number: 904-103
Features & Benefits Dorman’s Fuel Injection Return Line and Gasket effectively prevent leaks from forming between the fuel rails and fuel injectors. The gaskets should be replaced any time the fuel injectors are serviced. • Protects against leaks that could cause fuel pressure to drop—and the subse..
$16.55

Brand: Merchant Automotive Part Number: 10117
Dont waste time trying to locate all the individual gaskets and seals needed to rebuild your LB7.  Simply order one part number and have it in one box.    This kit does not include any bolts or other torque to yield fasteners..
$999.00

Brand: General Motors Part Number: MAT10096
Included in this base kit: GM Grade C Right and Left Head Gaskets 36 New OEM Replacement Head Bolts All Needed Seals and Gaskets     NOT INCLUDED in the kit: Turbo Drain Gaskets, Up Pipe to Turbo Gaskets, Turbo Outlet Gaskets (the turbo doesn't need to come off) Exhaust manifold gaskets..
$641.20 $674.95

Brand: Merchant Automotive Part Number: 97192618
Gasket - Turbo to Up pipe, LB7/LLY/LBZ/LMM/LML, 2001+ Duramax Merchant part number: 97192618..
$10.25 $11.30

Brand: General Motors Part Number: 10117
Includes all the gaskets needed to overhaul a 01-04 GM 6.6L Duramax Diesel Engine.Includes exhaust gaskets as well. Bolts are also available, coming soon!..
$919.00

Brand: Dorman Products Part Number: 615-203
Features & Benefits Prevent leaks from forming between the valve cover and the engine cylinder head with Dorman’s Engine Valve Cover Gasket. The gasket is constructed from high- quality materials for durability against extreme under hood temperatures. A long-lasting, airtight seal is ensured .• Eff..
$69.50

Brand: Merchant Automotive Part Number: MAT1010LBZ
Included in the kit: GM Grade C Right and Left Head Gaskets 36 New OEM Replacement Head Bolts All Needed Seals and Gaskets   NOT INCLUDED in the kit : Lower thin steel valve cover gaskets- reusable Upper valve cover gaskets- not needed to separate from lower valve coverExhaust manifold gasket..
$709.25

Brand: Merchant Automotive Part Number: 97209342
GM 6.6L Rear Main Seal fits all years Duramax. Part # 97209342..
$50.79

Brand: Merchant Automotive Part Number: 97188685
Gasket - Exhaust Manifold to Up Pipe, LB7/LLY/LBZ/LMM/LML, 2001+ Duramax Merchant part number: 97188685..
$10.50

Brand: Merchant Automotive Part Number: 97209341
GM 6.6L Front Seal fits all years Duramax. Part # 97209341..
$51.85

Brand: Mahle Part Number: HS54580A
General Motors Truck 2004-2007 LLY & LBZ 6.6L Duramax Diesel VIN 2 6 and D Head Set, does NOT include head gaskets. Made by Mahle for OEM quality. Mahle part number: HS54580A See below for head gaskets...
$252.67

Brand: Merchant Automotive Part Number: 97192667
This molded rubber gasket can harden over time.  Any time the oil cooler is removed from the engine, this should be replaced to avoid leaks. Number 180 in image. GM part number: 97192667..
$5.60

01-16 GM 6.6L Duramax Mahle Grade C 1.05mm Head Gasket Set
-32 %
Brand: Mahle Part Number: 54582/54585
Drivers and passenger side set. 105mm gaskets. Made by Malhe for OEM Quality. Malhe part numbers: Drivers Side, 105mm - 54582 Passenger Side, 105mm - 54585  ..
$159.12 $235.69

07.5-09 GM 6.6L Duramax Complete Engine Gasket Set
-52 %
Brand: Mahle Part Number: 95-3734VR
Complete upper and lower engine gasket set for the LMM Duramax. Mahle part number: 95-3734 Does not include head bolts/gaskets. SPECS: Water Pump Gasket Included Yes Item Grade OEM Standard Additional Package Contents Valve Cover Seal, Intake Manifold Heater, Turbo Oil Drain, ..
$391.40 $809.89

Brand: Mahle Part Number: 95-3727VR
Complete upper and lower engine gasket set for the LLY & LBZ Duramax. Mahle part number: 95-3727VR Does not include head bolts/gaskets. SPECS: Water Pump Gasket Included Yes Item Grade OEM Standard Additional Package Contents Valve Cover Seal,Turbo Oil Drain, Oil Cooler O-Ring..
$380.62

Brand: Merchant Automotive Part Number: 97192666
This gasket mounts on the oil cooler body, between elbow to rear cover.   Always replace this gasket if the elbow is removed from the oil cooler during service to prevent coolant leaks. Number 126 in Image. GM part number: 97192666..
$22.35

Brand: Merchant Automotive Part Number: 98002804
Replacement exhaust to head gasket for all years of Duramax..
$38.00

Brand: Merchant Automotive Part Number: 94011604
Upper Radiator Pipe Seal at Thermostat Housing. LB7/LLY/LBZ/LMM, 2001-2010 This seal can be very tough to get into place, just the smallest amount of swelling can make it nearly impossible to get back in without rolling the seal. Best method is to install the pipe with lube on the seal and keep th..
$2.86

Part Number: TSK261XHD
All inclusive kit includes all seals needed for overhaul.  Includes: Rear Output Seal Front Input Seal Front Output Seal Shift Selector Shaft Seal Speed Sensor O-Ring Adapter Gasket Output Shaft Snap Ring Grommet..
$70.95

Part Number: 26064030
Best practice to replace the pinion seal anytime it needs to be removed.  --OEM quality seal at a fraction of the price. Part number:  26064030..
$26.75

Brand: Merchant Automotive Part Number: 10016
Comes as a package of two for a service of one engine. Part number: 10016...
$8.06

Brand: Merchant Automotive Part Number: 10122
Fits: 2004.5-2005 VIN Code "2" Chevy LLY Duramax Turbo Install Kit Marchant part number: 10122...
$69.95

01-09 GM 6.6L Duramax Drivers Side Sinister Black Onyx Head Gasket
-23 %
Brand: Sinister Diesel Part Number: SD-BD58x
Please double check VIN code before ordering. Driver Side Gasket Only. 403 (CID) 6.6L 32V Turbo Duramax Diesel Vin Codes: -"1" (2001-2004) -"2" (2004-2007) -"6 LMM" (2007-2008) -"D LBZ" (2006-2007) Gasket Thickness, please select below: *.95mm or grade A thickness *1.00mm or grade B t..
$95.00 $123.50

01-09 GM 6.6L Duramax Passenger Side Sinister Black Onyx Head Gasket
-23 %
Brand: Sinister Diesel Part Number: SD-BD58x
Please double check VIN code before ordering. Passenger Side Gasket Only. 403 (CID) 6.6L 32V Turbo Duramax Diesel Vin Codes: -"1" (2001-2004) -"2" (2004-2007) -"6 LMM" (2007-2008) -"D LBZ" (2006-2007) Gasket Thickness, please select below: *.95mm or grade A thickness *1.00mm or grade ..
$95.00 $123.50

Brand: General Motors Part Number: 97312341
New Upper valve cover gasket Molded Rubber, fits LLY, LBZ and LMM Duramax..
$52.99

Brand: Mahle Part Number: 54597/54598
Drivers and passenger side set. 106mm gaskets. Made by Malhe for OEM Quality. Malhe part numbers: Drivers Side, 106mm - 54597 Passenger Side, 106mm - 54598  ..
$235.68

Brand: Bully Dog Part Number: 85251
The Bully Dog Exhaust Manifold Gasket Kit features reinforced graphite gaskets have a stainless steel inner eyelet that prevents exhaust blow by, increases the overall strength of the gasket, prevents high velocity erosion, and damage from shipping. The reinforced graphite has good compressibility t..
$27.29

Brand: Merchant Automotive Part Number: 1036MA
Included in the Base Kit: OEM Grade C Right and Left Head Gaskets36 New OEM Replacement Head BoltsAll Needed Seals and Gaskets NOT INCLUDED in the kit :Lower thin steel valve cover gaskets- reusableExhaust manifold gaskets -available as an upgrade option...
$446.45

Brand: Exergy Performance Part Number: E05-10001
Exergy Seal Kit (O'Ring & Copper Gasket) (8 Total) Fitment: LLY,LBZ,LMM   Part Number: E05-10001..
$60.00

Brand: Merchant Automotive Part Number: 10411
Dont waste time trying to locate all the individual gaskets and seals needed to rebuild your LMM.  Simply order one part number and have it in one box. Note: The 10411  LMM Master Engine Gasket Kit does not include any bolts or other torque to yield fasteners. Add one of the hardware kits above if n..
$1,116.20

Showing 1 to 44 of 44 (1 Pages)
Cookie Notice
Our website uses cookies to enhance your shopping experience. Continued use of our website gives us your consent for the use of cookies during your visit. Please view our privacy policy to see how these cookies are used.