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2017-2019 L5P Duramax Radiators, Water Pumps, & Thermostats


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: 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: SoCal Diesel Part Number: SCWPB
SoCal Diesel is a company known for providing high-performance diesel parts and accessories, particularly for trucks and heavy-duty vehicles. They focus on aftermarket products that enhance the performance, reliability, and efficiency of diesel engines. For years high performance Duramax diesel e..
$325.00
Brand: Wehrli Custom Fabrication Part Number: WCF100433
Fits: 2017-2019 GM 6.6L Duramax L5P Decorate under your hood with this Wehrli Custom Fab Coolant Tank (OEM Location). Each tank featured a unique welded fabricated design to give you a special, stylish and custom look, under the hood of your truck. This Coolant Tank upgrade replaces the outdated ..
$479.18
Brand: Mishimoto Part Number: MMRAD-DMAX-17
The Mishimoto MMRAD-DMAX-17 Aluminum Performance Radiator is engineered to handle the most extreme conditions in your 2017-2019 GM 6.6L Duramax L5P. The stock radiator has plastic end tanks that, over time, are prone to cracking and leaking. This performance radiator features aluminum TIG-welded con..
$1,393.95
Brand: Mishimoto Part Number: MMHOSE-DMAX-17x
The Mishimoto MMHOSE-DMAX-17 Silicone Radiator Hose Kit are a superior replacement for the rubber radiator hoses in your 2017-2019 GM 6.6L Duramax L5P. The stock radiator hoses on the Duramax L5P are manufactures from a mixture of molded rubber and plastic couplers. Thousands of heat cycles, hours o..
$371.95
Brand: Mishimoto Part Number: MMTC-DMAX-17SL
The Mishimoto MMTC-DMAX-17SL Transmission Cooler is an excellent way to improve the cooling of the transmission in your 2017-2019 GM 6.6L Duramax L5P. This direct-fit transmission cooler features a stacked-plate construction for greater core volume and larger external fin surface over the stock cool..
$478.95
Brand: Diamond Advantage By Navistar Part Number: DA2251297
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..
$128.43
Brand: Fleece Performance Part Number: FPE-HAR-DMAX-FAN-L5P
Our replacement fan extension harness for the 2017-2019 L5P 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, o..
$45.99
Brand: XDP Mfg Part Number: XD678
In need of a new water pump for your L5P 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 Wa..
$108.95
Brand: XDP Mfg Part Number: XD679
In need of a new water pump for your L5P 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 Wa..
$178.95
17-25 GM 6.6L L5P Duramax P1P Turbo Coolant Fitting
-10 %
Brand: Position 1 Performance Part Number: P1L5PCLT
Expertly crafted in the USA from high-quality billet aluminum, these fittings provide a dependable upgrade to replace the factory line, which is prone to cracking and leaking. Designed for durability, they also feature a high-temperature O-ring to ensure long-lasting performance and reliability.&nbs..
$30.80 $34.24
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: 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: Alliant Power Part Number: AP63586
The Alliant AP63586 Water Pump is a high-quality replacement for the leaking water pump in your 2017-2020 GM 6.6L Duramax L5P. This water pump is a direct fit replacement pump and includes all the O-rings and gasket you need for installation.    Features: Direct-Fit Replacement Includes O-Rings ..
$133.07
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
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