11-16 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML Doorman Clutch Fan Blade
$135.86
- Part Number: 621-525
- Est. Ship Time: Contact to Confirm Availability

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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 operation.
- Direct replacement - this engine cooling fan blade fits and functions like the original equipment fan blade
- Quality construction - manufactured from premium materials for a long service life
- Excellent value - original equipment quality at a lower price
- Quality tested - has undergone testing to ensure proper fit and performance
Dorman: 621-525

The Dorman 904-412 Left Side Glow Plug Harness is a direct replacement for your worn out, oil-drenched or dry rotted glow plug harness on your 2008-20..
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Dorman Engine Oil Cooler Line (Inlet, Lower)
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This fuel water separator drain valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for dur..
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Wheel hub bolts stripped, bent or seized? These wheel hub bolts directly replace the original bolts on certain vehicle years, makes and models.
&nb..
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Replacing a drive shaft doesn't have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, t..
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Fuel lines on certain Ford and International vehicles leak due to vibration from a weak bracket. This Dorman OE FIX upgrades the bracket to prevent fu..
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This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles..
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Original equipment brake lines are highly rust prone. This Dorman OE FIX brake hydraulic line kit is made of upgraded stainless steel to resist corros..
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Fits: 2001-2003 GM Silverado/Sierra 2500HD/3500HD (See Applications)
This Dorman 800-605 Transmission Line Fitting (3/8" X 5/8"..
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Fits: 2001-2004 GM 6.6L Duramax
Don't take chances with an old, questionable, or malfunctioning camshaft position sensor that can leave you strande..
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Fits: 2001-2004 GM 6.6L Duramax LB7 2500HD/3500HD | 2003-2004 GM C4500/5500 Kodiak/Topkick 6.6L Duramax LB7
Purchase this Dorman 300-825 Engine Coo..
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Fits: 2001-2004 GM 6.6L Duramax LB7
This Dorman Fuel Return Line Banjo Bolt (Return Pipe) is the perfect replacement component your truck needs. Ea..
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Fits: 2001-2004 GM 6.6L Duramax LB7
This Dorman Glow Plug Harness Relay is perfect for what your truck needs. This part is an OE-style solution for..
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Fuel leaking from the filter housing? This direct-replacement fuel filter housing eliminates leaks from a damaged coupling to eliminate rough-start an..
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This transmission range sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durabilit..
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Max-Flow Duramax Oil Cooler Upgrade Kit
Fits 2001-2007 LB7 LLY LBZ 6.6L Duramax & 2011-2019 LML L5P 6.6L Duramax
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CSF A/C Condenser for 01-14 DuramaxFeatures & BenefitsDirect-Fit Replacement for easy installationManufactured in ISO/TSO certified factoriesPart ..
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Direct fit replacement inlet hose tee connector for 01-14 GM 6.6L Duramax Silverado/ Sierra 3500 by Dorman.
Made of quality materials, this HV..
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Direct fit replacement inlet hose tee connector for 01-14 GM 6.6L Duramax Silverado/ Sierra 3500 by Dorman.
Made of quality materials, this HV..
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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 ..
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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 cool..
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The Mishimoto Chevrolet Duramax high-temperature thermostats activate at a higher temperature than the OEM thermostats, making them the perfect soluti..
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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..
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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 c..
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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..
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DmaxStore Billet Coolant Block Off PlateFits 2001-2018 Silverado/Sierra 2500HD/3500HD 6.6L DuramaxPart#DMAX-CBOP-0118Replaces GM Part# 97941204The Dma..
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OEM AC Delco 185 Degree Thermostat for 01-09 GM 6.6L Duramax.
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OEM AC Delco 180 Degree Thermostat for 01-21 GM 6.6L Duramax.
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SoCal Diesel is a company known for providing high-performance diesel parts and accessories, particularly for trucks and heavy-duty vehicles. They foc..
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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 du..
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