Brand: DmaxStore
Part Number: MAX-OCU-XXX
Max-Flow Duramax Oil Cooler Upgrade Kit
Fits 2001-2007 LB7 LLY LBZ 6.6L Duramax & 2011-2019 LML L5P 6.6L Duramax
The Max-Flow Duramax Oil Cooler Upgrade kit includes an oversized oil cooler that has improved fluid dynamics to take full advantage of the cooling plates within the o..
$565.00
Brand: CSF Radiators
Part Number: 10551
CSF A/C Condenser for 01-14 DuramaxFeatures & BenefitsDirect-Fit Replacement for easy installationManufactured in ISO/TSO certified factoriesPart number: 10551..
$81.00
Brand: Dorman Products
Part Number: 800-413CD
Direct fit replacement inlet hose tee connector for 01-14 GM 6.6L Duramax Silverado/ Sierra 3500 by Dorman.
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.
Quality replacement -..
$23.70
Brand: Dorman Products
Part Number: 800-414CD
Direct fit replacement inlet hose tee connector for 01-14 GM 6.6L Duramax Silverado/ Sierra 3500 by Dorman.
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.
Quality replacement -..
$23.11
Brand: General Motors
Part Number: 12657629
Backordered until 4/4/25 (Updated 1/30/2025)
Fits: 2001-2016 GM 6.6L Duramax
Replaced your faulty element with the GM Block Heater Element. This heating element is a Genuine GM part that is a direct-fit replacement that will maintain EO fit and finish. The heating element is mounted on the pas..
$43.79
Brand: Dirty Hooker Diesel
Part Number: 030-5001
DHD 030-5001 Billet Rear Engine Cover Coolant Block Off Plate
DHD's Billet Coolant Passage Block Plate is used to stop the problematic Duramax coolant leak where the stock cast plate is installed on the rear engine cover. Use this to fix your current coolant leak or to prevent a possible future c..
$60.95
Brand: Mishimoto
Part Number: MMTS-CHV-01DH
The Mishimoto Chevrolet Duramax high-temperature thermostats activate at a higher temperature than the OEM thermostats, making them the perfect solution for Duramax owners who live in colder climates or have trouble reaching operating temperatures. Activating at a higher temperature means the thermo..
$85.95
Brand: Pacific Performance Engineering
Part Number: 119020086
Now easily drain your cooling system with this painless upgrade.This quick install can be done right in your driveway and adds a service option to any vehicle that doesn't come with a factory coolant drain. Once installed, you simply unscrew the NPT plug and your coolant runs out. Reinstall the plug..
$26.99
Brand: Fleece Performance
Part Number: FPE-DMAX-CBOP
Upgrade your rear engine cover and stop the coolant leaks for good!Our blocking plate is thicker than the stock plate and has an integral square cut O-ring with no gasket required. OE covers are prone to leakage over time, our billet coolant block off plate with an integral O-ring is an upgrade for ..
$55.00
Brand: Merchant Automotive
Part Number: 10089
On the rear of the Duramax Diesel trucks from 2001-2018, there is a coolant block off plate. The factory plate is made from cast aluminum and features a gasket for the mating surface. This plate is prone to coolant leakage due to warpage or gasket failure over the years. Merchant Automotive has reco..
$43.35
Brand: DmaxStore
Part Number: DMAX-CBOP-0118
DmaxStore Billet Coolant Block Off PlateFits 2001-2018 Silverado/Sierra 2500HD/3500HD 6.6L DuramaxPart#DMAX-CBOP-0118Replaces GM Part# 97941204The DmaxStore Billet Coolant Block Off Plate replaces the leak prone OEM coolant plate with a sturdy billet aluminum plate that has an integrated o-ring to e..
$45.95
Brand: AC Delco
Part Number: 97241129
OEM AC Delco 185 Degree Thermostat for 01-09 GM 6.6L Duramax.
Part number: 97241129..
$52.44
Brand: AC Delco
Part Number: 97241130
OEM AC Delco 180 Degree Thermostat for 01-21 GM 6.6L Duramax.
Part number: 97241130..
$45.83
Brand: Dayco
Part Number: 87617
Direct fit replacement molded heater hose (left) for 04-07 GM 6.6L Duramax by Dayco.Product is reinforced with knitted polyester and made from durable EPDM rubber compound.Cross reference numbers: 14075S, 18700, 4462639, 4540021, C87617, 4L34-18K580-BB, 9L3Z-18472-B, 4375, 18700, 97333410,..
$10.24
Brand: Dirty Hooker Diesel
Part Number: 500-305
DHD's billet fitting thermostat housing to heater core line kit makes heater core plumbing a breeze. This kit includes their billet coolant supply fitting that replaces the OE steel EGR/heater core supply tube, a billet triple seal heater core quick connect fitting and all the hose and hardware requ..
$98.50
Brand: Dirty Hooker Diesel
Part Number: 500-304
DHD 500-304 Duramax Thermostat Housing to Heater Core Fitting 2004.5-07
DHD's Billet Coolant supply fitting replaces the OE steel EGR/heater core supply tube. This assembly is designed to fit into the front coolant bridge adjacent to the thermostat housing and is almost a must when doin..
$68.95
Brand: Alliant Power
Part Number: AP63563
Direct fit replacement water pump for 06-14 GM 6.6L Duramax by Alliant. Pump is constructed from durable materials, gaskets are included. Part number: AP63563..
$212.67
Brand: DmaxStore
Part Number: DMAXWATERKIT-0616
DmaxStore Complete Water Pump Replacement Kit
Fits 2006-2016 Chevy / GMC 2500HD / 3500HD
Part# DMAXWATERKIT-0616
This package deal gives you the absolute highest quality parts on the market today. Dmaxstore has assembled this kit exclusively for our members. Get the job done right the ..
$329.00
Brand: Diamond Advantage By Navistar
Part Number: DA2251296
Features & Benefits:Diamond Advantage™ Water Pumps are designed and tested for optimal durability. • Quality built with new housing and 100% ALL-NEW components • Unitized seal prevents coolant leakage, leading to longer product life • OE-designed bearings are capable of withstanding high rotatio..
$162.40
Brand: XDP Mfg
Part Number: XD670
In need of a new water pump for your Duramax? If so XDP has you covered. They offer many high quality replacement parts at a great value. We have utilized many of their products on customer vehicles that have come through the shop and all have been very high quality parts.
The XDP X-TRA Cool Water ..
$95.95
Brand: XDP Mfg
Part Number: XD671
In need of a new water pump for your Duramax? If so XDP has you covered. They offer many high quality replacement parts at a great value. We have utilized many of their products on customer vehicles that have come through the shop and all have been very high quality parts.
The XDP X-TRA Cool Water ..
$184.95
Brand: Diamond Advantage By Navistar
Part Number: DA2251174
Features & Benefits:Diamond Advantage™ Water Pumps are designed and tested for optimal durability. • Quality built with new housing and 100% ALL-NEW components • Unitized seal prevents coolant leakage, leading to longer product life • OE-designed bearings are capable of withstanding high rotatio..
$105.87
Brand: Dayco
Part Number: 72554
Fits: 2011-2016 GM 2500HD/3500HD 6.6L Duramax LML
Dayco Molded Radiator and By-Pass Hoses are made with knitted reinforcement and all synthetic EPDM rubber construction providing the high strength and resistance to oil, mud, salt, road debris, ozone, coolants, and temperature variations of -40 De..
$34.48
Brand: Mishimoto
Part Number: MMRAD-DMAX-11
Fits: 2011-2016 GM 6.6L Duramax LMLMishimoto has released a direct-fit performance aluminum radiator for the 2011-2016 Chevrolet/GMC 6.6L Duramax LML. Mishimoto performance radiators are manufactured from high-quality aircraft-grade aluminum with a 100% brazed aluminum core and polished end tanks. T..
$950.95
Brand: Mishimoto
Part Number: MMHOSE-DMAX-11
Fits: 2011-2016 GM 6.6L Duramax LML
A leaking coolant hose can lead to serious engine damage if not quickly identified. Upgrade your cooling system with the Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for the perfect combination of performance and durability. Mishimoto coolant hoses are manu..
$391.95
Brand: Pacific Performance Engineering
Part Number: 11902x300
Factory coolant hose “T” fittings are molded hose or made out of plastic and are prone to cracking at junctions, causing coolant loss. Replace your worn or leaky factory coolant hose system with PPE’s Performance Silicone Coolant Hose Kit.Perfect for your stock or highly modified Duramax 6.6L diesel..
$269.99
Brand: Fleece Performance
Part Number: FPE-HAR-DMAX-FAN-LML
Fleece replacement fan extension harness for the 2011-2016 LML 6.6L Duramax allows you to repair a broken or damaged harness without needing to replace the entire fan and clutch assembly. This harness is mounted to the fan assembly and connects to the fan and chassis harness. Produced in-house..
$45.99
Brand: Fleece Performance
Part Number: FPE-LML-CP
2011+ Duramax LML Rear Engine Cover Coolant Return Plug. The plug is made from high quality 6061 aluminum, anodized black, and laser etched with the Fleece Performace "F".It comes complete with a high temperature silicone o-ring to ensure you won't have any leaks.Part number: FPE-LML-CP..
$19.99
Brand: DmaxStore
Part Number: MAX-RAD-1116
Max-Flow Arctic RadiatorFits 2011-2016 Chevy/GMC 2500/3500 HD LMLPart# MAX-RAD-1116These premium quality Arctic High Flow units are simply the best choice when its time to replace your factory or aftermarket radiator. Other Aftermarket radiators tend to fail quickly, fit poorly, and often ..
$529.00
Brand: Dorman Products
Part Number: 621-525
Fits: 2011-2016 Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Replace your damaged cooling fan blade with this direct replacement. This vehicle-specific application is engineered for a perfect fit and is made from quality materials to ensure durability and restore proper cooling system operatio..
$135.86
Brand: Wehrli Custom Fabrication
Part Number: WCF100155
The factory plastic GM Coolant Heater Core Firewall Fitting is a common failure point on Duramax trucks and other GM vehicles. Our made in the USA, billet aluminum direct-fit replacement is more resistant to heat and vibration. Prevent leaks with this easy to install upgrade.Replaces GM/AC Delco Par..
$39.77
Brand: Dayco
Part Number: 86121
Direct fit replacement molded heater hose by Dayco for the below applications. Applications:01-05 GM 2500HD 6.6L Duramax04-05 GM 3500HD 6.6L Duramax07.5-13 Dodge Ram 2500 6.7L Cummins07.5-12 Dodge Ram 3500 6.7L Cummins08-12 Dodge Ram 4500/5500 6.7L CumminsPart number: 86121..
$14.68
Brand: Fleece Performance
Part Number: FPE-34224-B-10AN
Fits: Universal
This Fleece FPE-34224-B-10AN Male to 1.325" Adapter Fitting is the perfect component for your truck. This Adapter has a Black Anodized Finish and includes retaining bolt. The Adapter is built to help fabricate a custom cooling system.
Fleece: FPE-34224-B-1..
$33.95
Brand: DieselSite
Part Number: CFIKDM
For use in all model years of the Chevy/GM Duramax application **will not work on dual alternator equipped trucks**
Coolant filters are not a new idea to the diesel engine world. They come in most OEM applications for medium duty and OTR tractor trailer rigs. The idea was somehow tossed aside for..
$170.00
Brand: Merchant Automotive
Part Number: 10543
Includes flywheel lock, all gaskets, and o-rings for installation. The seal between housing and gasket is installed. Bolts are torqued. Some existing hardware will be re-used.
Fitment:
Chevrolet 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016GMC 2500HD 3500Chevy 06 07 08 09 10 11 12 13 14 ..
$241.19
Brand: Fleetrite
Part Number: FLTAC3732383
Part Description ACCUM CHEV SILVERADO GMC SIERRA 2500-3500 04-07
Diameter Drier/Accum 3.5in
Length 10.0in
Fitting In PAD
Fitting Out PAD
OEM 89018601
Aftermarket Num 15-10567, 15-10711
Vehicle Make GM
Vehicle Model SILVERADO
BUS CHART Y
View(13) Year Make Model Applicat..
$95.16
Brand: Fleetrite
Part Number: FLTAC2021130
Compressor Type DENSO Part Description COMP 10S17F PV6 4.31in 03-07 GM PICK-UP 4.3/6.6L Compressor Model 10S17F Compressor Class NEW Gauge Line 36mm Clutch Diameter 110mm Oil Type PAG 46 Oil Capacity Oz 8 Omega Oil No 41-50102 Grooves 6 Voltage 12 Compressor Mount EAR Compressor Fitting ..
$855.87
Brand: Mishimoto
Part Number: MMTS-CHV-01DL
The Mishimoto Chevrolet Duramax low temperature thermostats activate at a lower temperature than the OEM thermostats, making them the perfect solution for Duramax owners who live in warmer climates, or use their trucks under heavy load or strenuous driving conditions. Activating at a lower temperatu..
$87.95
Brand: CSF Radiators
Part Number: 3584
The CSF OEM Replacement Radiator is manufactured from the highest quality components to provide you with the best aftermarket OE replacement radiator available for your 2011-2013 6.6L LML Duramax. CSF is an ISO certified cooling system manufacturer with many OEM customers around the world. CSF is al..
$302.00
Brand: General Motors
Part Number: 13502509
Genuine GM replacement radiator cap.
GM part number: 13502509..
$17.15
Brand: Fleetrite
Part Number: FLTAC2433142
Part Description 99-06 GM TRUCK/SUV W/O REAR A/C T/F 6mm Height 17.25in Length 25.25in OEM 52487303 OEM 89018832 Vehicle Make GM Vehicle Model TRUCKS DPI # 4953 View Year Make Model Application 1999 Chevrolet Silverado 2500 V8 5.3L 323cid 1999 Chevrolet Silverado 2500 V8 5.3L 32..
$269.36
Brand: Deviant Race Parts
Part Number: 74610
Deviant Race Parts Fabricated Overflow Coolant Tank for 07.5-10 LMM Duramax Are you building a compound turbo kit for your LLY/LBZ Duramax? This tig welded, fabricated coolant tank will do the trick. Comes with a new level sensor and Radiator Cap.Features:
Bolts up to factory mounts
New Radiator..
$0.00
Brand: XDP Mfg
Part Number: XD328
Eliminate the hassle of servicing the cooling system in your 2006-2019 GM 6.6L Duramax with the XDP Duramax Radiator Coolant Drain Pipe XD328. Draining the cooling system in your truck requires removal of the lower radiator hose. Once that hose is removed, you'll find yourself scrambling trying to c..
$59.95
Brand: Fleetrite
Part Number: FLTAC2022015
Compressor Type DENSO Part Description COMP 10S17F GM VAN 4.3L/6.6L 03-07 W/SWITCH PORT Compressor Model 10S17F Compressor Class NEW Clutch Diameter 109mm Oil Type PAG 46 Oil Capacity Oz 8 Omega Oil No 41-50102 Grooves 6 Voltage 12 Compressor Mount DIRECT Compressor Fitting PAD Coil Pos...
$855.87
Brand: Merchant Automotive
Part Number: 131-131
Duramax 180 Degree Rear ThermostatFOR 2001-2013 DURAMAX..
$34.39
Brand: XDP Mfg
Part Number: XD344
Put the XDP Billet Coolant Block-Off Plate XD344 in your 2001-2017 GM 6.6L Duramax to permanently eliminate coolant leaks from the rear housing on your Duramax engine. The factory cover uses a gasket and over time the plate can warp, and the gaskets can corrode causing coolant leaks. The XD344 is ma..
$64.95
Brand: General Motors
Part Number: 12637105
07-16 Duramax water pump. Genuine GMGM part number: 12637105..
$277.00