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Buy Cummins Cooling System Parts Online

Pure Diesel Power offers a complete line of parts for the Cummins cooling system, including thermostats, billet bolt in freeze plugs for the block, electric water pumps, coolant filter bypass kits, high performance radiators, coolant hose kits, billet coolant y-pipes, coolant pressure regulators, thermostat housings, coolant catch cans, fans by Flex A Lite and Derale, and more!

Don't see what you're looking for? Call us at 715-254-1833, email us, or use our live chat option! We specialize in finding hard to find, obscure parts. 

Brand: Interstate-McBee Part Number: M-3954829
Direct fit replacement Thermostat Housing Seal Fits all 2003 to 2018 5.9L & 6.7L Cummins. Interstate McBee: M-3954829..
Brand: AFE Part Number: 46-50064-B
Fits: 2003-2009 Dodge 5.9L/6.7L CumminsEasily swap out your truck's rubber radiator hoses for durable reinforced silicone hoses that outperform and outlast the factory hoses.Features:Stainless- Steel T-Bolt ClampsPremium 5-Ply Silicone, Ployester Reinforced HosesUpper and Lower Radiator Hoses Withst..
Brand: Full Send Diesel Part Number: FSD0309-UCT
Fits: 2003-2009 Dodge 6.7L CumminsThis Full Send Diesel Fabricated Upper Coolant Pipe is the perfect way to dress up the engine bay of your 2003-2009 Dodge Ram. This glossy look coolant tube is built from lightweight aluminum that is welded by hand. To make sure this new coolant pipe, this kit comes..
Brand: Wehrli Custom Fabrication Part Number: WCF100678
Aluminum Upper Coolant Pipe for 2003-2009 5.9L & 6.7L Cummins. Replaces the OEM rubber upper coolant hose and comes powder coated in your choice of colors! For use with OEM RAM radiator. Aftermarket radiators may cause fitment issues.***NOT COMPATIBLE WITH TRUCKS EQUIPPED WITH TWIN CP3 PUMPS***-..
Brand: Dorman Products Part Number: 620-065
Fits: 2003-2010  Dodge 5.9L/6.7L Cummins (SEE APPLICATIONS)This direct replacement Dorman Clutch Fan Blade is exactly what your truck needs. This Dorman OE Solution fits exactly in the factory location and maintain factory performance. Automotive Fans depend on Dorman OE Style replacement compo..
Brand: Dayco Part Number: 72357
Fits:2003-2010 Ram 2500/3500 5.9L/6.7L 2008-2010 Ram 4500/5500 6.7LKeep up with the cooling system function with the Dayco Curved Radiator Hose-Upper. An EPDM rubber compound is used in building this piece that results in a durable hose which has the ability to prevent deterioration caused by ozone,..
Brand: Strictly Diesel Part Number: DD-GOS-ASSY
Fits: 2003-2018 Dodge 5.9L/6.7L CumminsThis Driven Diesel Mechanical Clutch Fan Hub Assembly will allow the use of a mechanical fan clutch in your 2003-2018 Dodge Cummins. This part includes the Driven Diesel Fan Hub Adapter and a new Fan Hub Bearing pre-installed into a Reconditioned Bearing Hosing..
Brand: BD Power Part Number: 1040023
The coolant pressure inside the engine block can reach 70+psi at high rpm before the thermostat fully opens. This will cause a corroded frost plug to leak. The BD rear frost plug is able to be seal the leak without the need to hammer out the old frost plug. We recommend installing the rear frost plu..
Brand: Dorman Products Part Number: 622-104
Fits: 2004-2010 Dodge 5.9L/6.7L CumminsExchange your failed factory part on your vehicle with this Dorman Cooling Fan Clutch. Every Dorman OE Style component is built to meet the same specifications as the factory part. Each component that is part of this line is a exact fit replacement that maintai..
Brand: Mopar Part Number: 68004242AA
Factory OEM Mopar direct fit replacement air conditioning evaporator kit.Fits 2006-2010 Dodge RamFitment Guide:YearMakeModelBody & TrimEngine & Transmission2010DodgeRam 3500SLT, ST6.7L L6 - Diesel2009DodgeRam 2500Laramie, Power Wagon, SLT, ST, SXT5.7L V8 - Gas, 5.9L L6 - Diesel, 6.7L L6 - Di..
Brand: Mopar Part Number: 55056711AC
OEM Mopar factory heater hose replacement for 2007 - 2010 6.7L Cummins. VEHICLE FITMENTYearMakeModelBody & TrimEngine & Transmission2010DodgeRam 3500SLT, ST6.7L L6 - Diesel2009DodgeRam 2500Laramie, SLT, ST, SXT6.7L L6 - Diesel2009DodgeRam 3500Laramie, SLT, ST, SXT6.7L L6 - Diesel20..
Brand: Alliant Power Part Number: AP63533
The Alliant Water Pump AP63533 is a direct replacement for your 2007.5-2012 Dodge 6.7L Cummins. Alliant Power provides OEM quality, without the OEM price. Keeping the Original Equipment Manufacturer (OEM) product as the preferred service part so vehicles and equipment continue to perform like new an..
Brand: Dayco Part Number: DP172
Fits: 2007.5-2012 Dodge 6.7L CumminsSwitch out your damaged water pump on your 2007.5-2012 Dodge 6.7L Diesel with the Dayco Heavy Duty Water Pump. It was built with the latest technology, and this Heavy duty Water Pump comes with upgraded bearings and impeller materials. The manufacturer produces qu..
Brand: Dorman Products Part Number: 902-3044
Fits: 2007.5-2012 Dodge Ram 6.7L CumminsThe Dorman Thermostat Housing is the exact replacement component your vehicle needs. Dorman components have been an industry leader for more than one hundred years. Dorman designs their components to be a direct-fit replacement for a no-hassle repair. Dorman c..
Brand: Fleece Performance Part Number: FPE-CLNTBYPS-CUMMINS-0712
The Fleece Performance coolant bypass for the 2007.5-2012 RAM with 6.7L Cummins seamlessly integrates with your truck for an OE fit-and-finish.  FEATURESIncreased Coolant Flow, Decreased Coolant TemperaturesThe rear cylinders on the 6.7L Cummins suffer from a lack of coolant flow, and ther..
Brand: Fleece Performance Part Number: FPE-CLNTBYPS-HS-0718
Replacement Coolant Bypass Hose for our 2007.5-2018 Ram 6.7L Cummins coolant bypass kits.  This hose is covered with a high temperature protective sleeve.  APPLICATION NOTESDirect replacement hose for Fleece Performance Coolant Bypass kits: FPE-CLNTBYPS-CUMMINS-0712 and FPE-CLNTBYPS-C..
Brand: Dayco Part Number: 72905
Fits: 2010-2012 Ram 6.7L CumminsKeep up proper cooling functions with this Dayco Curved Radiator Hose- Lower. Rayon Reinforces the inner base tube for the most strength and burst resistance for the life of the hose.  Dayco builds these hoses to adhere to the requirements of Class D-1. These exa..
Brand: Dorman Products Part Number: 620-058
Fits: 2010-2012 Ram 6.7L Cummins ( See Applications)Replace your damaged cooling fan blade with this direct replacement. You can rely on Dorman OE Solution Series to provide your truck with an exact fit replacement that maintains the factory function. This component fits directly into the factory lo..
Brand: Dorman Products Part Number: 622-009
Fits: 2010-2012 Ram 6.7L DieselKeep your truck running properly with this Dorman Cooling Fan Clutch. Every component that is a part of this OE Solutions line is a exact fit replacement that maintains the factory function. Every Dorman part is built to make sure it performs to the same standards as t..
Brand: Wehrli Custom Fabrication Part Number: WCF205-136
Fits: 2010-2012 Ram 6.7L CumminsCummins Thin Flange #10 JIC / -10 AN Male Fitting for Coolant Port Behind Waterpump. Press Fit Connection with High Temp O-Ring Seal and Mounting Bolt Tab.- #10 JIC / -10AN Male Fitting for Coolant Port Behind Water pump- Press Fit Connection with High Temp O-Ring Sea..
Brand: Wehrli Custom Fabrication Part Number: WCF100517
Aluminum Upper Coolant Pipe for 2010-2018 6.7L Cummins replaces the OEM rubber upper coolant hose and comes powder coated in your choice of colors! For use with OEM RAM radiator. Aftermarket radiators may cause fitment issues.***NOT COMPATIBLE WITH 2013-2015 TRUCKS EQUIPPED WITH DUAL RADIATORS OR TR..
Brand: Dayco Part Number: 72904
Fits: 2011-2012 Ram 6.7L Diesel, 2015-2017 Ram 2500/3500 6.7L Diesel, 2015-2018 Dodge 4500/5500 6.7L CumminsThis Dayco Curved  Radiator Hose is an exact fit designed to make sure this hose fits under your hood.  A Synthetic rubber compound construction results in a durable hose than can en..
Brand: Full Send Diesel Part Number: FSD-14-B
Is your top heater hose leaking? Don't worry Full Send Diesel has the solution. This is our AN braided top heater hose kit. This kit replaces your  heater hose from the firewall to the top of the head. This kit is made from the best of the best AN fittings and hose like the rest of our products..
Brand: Power Driven Diesel Part Number: 51632196163
Billet aluminum front freeze plug to replace the stock plug on a 89-present Cummins block.Solve your blown freeze plug issues once and for all! This plug will not leak or blow out under high coolant pressure when running at higher RPM.Unique clearance pattern fits under 12/24v and CR fan mounts with..
Brand: Keating Machine Part Number: 032513-2
Water pump cover block off fits B-series 4 and 6 cylinder fits Cummins engines. Uses stock water pump o-ring for sealing.Keating: 032513-2..
Brand: Attitude Performance Products Part Number: 1009
APP’s Side Freeze Plug—bolt on with O ring will eliminate blown freeze plugs on Cummins engines due to high rpm and increased coolant pressures in modified engines.  It's also a great way to dress up your diesel engine as the engine is usually black, and the freeze plugs are a shiny aluminum.• ..
Brand: Diamond Advantage By Navistar Part Number: DA2251302
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..
Brand: Bullet Proof Diesel Part Number: 90201228
This is the BulletProof Water Pump for the 1989-2022 Cummins 5.9L and 6.7L. The Bullet Proof Diesel Aluminum Water Pump is designed for maximum durability. It features a metal impeller - in place of the OEM plastic impeller - a lightweight aluminum pulley, larger top of the line bearing ass..
Brand: Dorman Products Part Number: 54203
Fits: 1990-2010 Dodge 5.9L CumminsLost, Broken, or Stolen Coolant Cap? Replace yours with a Coolant Reservoir Cap from Dorman. Dorman Products are tested to ensure function and quality. Features:Installs in the Factory LocationConstructed From High-Quality MaterialsTested for Fitment & Qual..
Brand: Dorman Products Part Number: 54201
Fits: 1994-2010 Dodge 2500/3500, 1990-1993 Dodge D/W 250/350 Cummins  (SEE APPLICATIONS)Switch out your failed factory part on your truck with Dorman Product. This part was built for an exact fit installation in the factory location. These products are the perfect solution for missing, damaged,..
Brand: DieselSite Part Number: WPC
Fits: 1994-2012 Dodge 5.9/6.7L CumminsSwitch out the original water pump in your 1994-2012 Dodge Ram 5.9L/6.7L Cummins with this Diesel Site WPC Water Pump. This water pump is built out of cast-iron  and is a direct fit replacement piece for the OE pump.  This water pump comes with a cast-..
Brand: Fleece Performance Part Number: FPE-CNTBYPS-ORINGKIT
Fits: 1994-2018 Dodge 5.9L/6.7L Cummins(For Fleece Coolant Bypass KitsThis O-Ring kit comes with 1 new standard o-ring and 3 new square cut O-Rings to replace all the possible failure points in your coolant bypass kit. This Fleece Coolant Bypass O-Ring Kit comes with all the components you need to r..
Brand: Fleece Performance Part Number: FPE-CLNTBYPS-SER-KIT
Fits: 1994-2018 Dodge 5.9L/6.7L Cummins (For Fleece Coolant Bypass Kit)This is a true Fleece Performance service kit  for the Fleece Performance Coolant Bypass in your 1994-2018 Dodge Cummins. This kit comes with a high quality parts such as O-rings, fasteners, and a new thermostat to restore y..
Brand: Mishimoto Part Number: MMTS-RAM-99H
Fits: 1998.5-2013 Dodge 5.9L/6.7L CumminsThe Mishimoto High Temperature Thermostat for your 1998.5-2013 Dodge 5.9L/6.7L Cummins is an excellent option for those in colder climates. A defective thermostat can result in engine overheating and potential internal damage. Improve the reliability of your ..
Brand: Dorman Products Part Number: 61134
Fits:2013-2021 Ford 6.7L Powerstroke 2007.5-2018 Dodge 6.7L CumminsThese Dorman radiator drain petcocks are designed to empty the coolant from your OEM radiator. They are made of quality materials to ensure reliability and fit. Dorman radiator drain petcocks come in different thread sizes and s..
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..
Brand: Aftermarket Parts Part Number: BD35-12
These are original equipment quality, NSK bearings. Just because they are over half the cost of the Cummins bearings does not mean they are second standard. Fits - 1989 to 2015 2500 and 3500 Dodge Ram with 5.9L, 6.7L & 4BT Cummins diesel engines. This is a common failure point on the fan assem..
Brand: Cummins Part Number: 5473238
1989-2018 Dodge 5.9L/6.7L Cummins Diesel Water PumpThis is one of many styles of the Cummins water pumps made for the various years of Cummins 5.9L & 6.7L engines. See picture, the fin style differs.  New, no core charge! Get the real deal, not some cheap parts store pump! Cummins part nu..
Brand: Cummins Part Number: 5627589
Cummins OEM 190° Thermostat. Includes seal.  Cummins Part Number: 5627589Superseded part number: 5292712..
Brand: Position 1 Performance Part Number: P1TFP
The thread-in Cylinder Head Freeze Plug Kit for your Dodge Cummins is designed to reduce the chance of "blowing out" the factory freeze plug. It also prevents unwanted coolant leakage into engine valve train areas that is an issue found in high performance engine applications. Also known as a thread..
Brand: Cummins Part Number: 5292742
Limited Availability!! Call to Confirm Availability!!Includes thermostat only, with seal ring. Image for reference only. Cummins part number: 5292742..
Brand: Fleece Performance Part Number: FPE-CLNTBYPS-CUMMINS-6.7-SS
Limited AvailabilityAnother product from Fleece Performance built out of necessity is the 2007 and up Cummins Coolant Bypass kit. The Cummins engine cooling system was designed to adequately cool a 300-350hp engine. When the horsepower is increased there is an increased demand on the cooling system...
Brand: Diamond Advantage By Navistar Part Number: DA2251300
1989-2012 Dodge 5.9L Cummins Diesel Water PumpAll new housing & internalsBuilt to meet or exceed OE specsLeak & Hub Pull Tested Replaces part numbers: 3903749, 3913432, 3802358, 3802970, 3286277, 3802004 New, no core charge! 1 Year Warranty  ..
Brand: Aftermarket Parts Part Number: FPLUGwbar
We have the solution for blowing freeze plugs! We now offer billet Aluminum freeze plugs with bar. The bar gets inserted into the coolant passage and allows you to tighten the freeze plug in place.This ensures that the freeze plug WILL NOT blow out under high rpms when coolant pressure is elevated...
Brand: Aftermarket Parts Part Number: GOS-BILFANHUB
2003-CURRENT DODGE CUMMINS OWNERS - Due to the frequent problems with the OEM electronic fan clutch, you may be interested in switching to a good mechanical clutch solution. This adapter and the associated parts will deliver the reliable cooling solution you are looking for. Check the list below for..
Brand: Keating Machine Part Number: 122910-5
Fits: All 1994+ B series Cummins 12V, 24V, and 4BT 5.9L and 6.7L common rail engine blocks. Billet front freeze plug features o-ring seal. Will work when using the stock fan. Held in by the stock fan pulley mount.Click here for install instructions. ..
Brand: Cummins Part Number: 3954829
Factory replacement Thermostat Housing Seal Fits all 2003 to 2018 5.9L & 6.7L Cummins. Cummins part number: 3954829..
Brand: Aftermarket Parts Part Number: ElectricWaterPump
89+ Dodge Ram 5.9L/6.7L Cummins Diesel Electric Water Pump-Recommended for competition use only- Stop blowing freeze plugs due to excessive coolant pressure! Allows you to continue circulating coolant after engine shutdown. The belt part number you need to use with NO AC is Gates K080537, or you ..
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