Duplex D8400 Parts

Duplex D8400 Cooling and Climate Controls

Carquest Premium – Accessory Drive Belt Idler Assembly (Part No.T1020)

Accessory Drive Belt Idler Assembly

from

$99.99
The ASC New Tensioner Pulley features all new, original equipment-quality components for proper fit and long-life performance. Each idler includes heavy-duty unitized bearings and are 100% factory tested to assure the highest quality product. Each unit is built to meet or exceed all Original Equipment specifications and is validated for fit, form, and function. Also, application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust.

Product Features:
  • This pulley is used on accessory belt driven applications
  • Cast Iron
  • All bolts necessary for installation are supplied with pulley
  • Durable housing features precisely machined mounting surfaces for proper fit
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Carquest Premium – Heavy Duty Thermostat: With Seal, 180 Degrees (Part No.14538)

Heavy Duty Thermostat: With Seal, 180 Degrees

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$37.49
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Heavy Duty Thermostat: With Seal, 180 Degrees (Part No.15228)

Heavy Duty Thermostat: With Seal, 180 Degrees

from

$50.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.14539)

Heavy Duty Thermostat: With Seal, 190 Degrees

from

$38.49
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Heavy Duty Thermostat: With Seal, 160 Degrees (Part No.14536)

Heavy Duty Thermostat: With Seal, 160 Degrees

from

$35.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Heavy Duty Thermostat: With Seal, 170 Degrees (Part No.14537)

Heavy Duty Thermostat: With Seal, 170 Degrees

from

$50.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.14239)

Heavy Duty Thermostat: With Seal, 190 Degrees

from

$40.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.15229)

Heavy Duty Thermostat: With Seal, 190 Degrees

from

$51.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Duplex D8400 Batteries and Chargers

DieHard HD Battery – Platinum AGM Battery: 31S Group Size, 825 CCA, 1000 CA, 200 Minute Reserve Capacity (Part No.NG31CS)

Platinum AGM Battery: 31S Group Size, 825 CCA, 1000 CA, 200 Minute Reserve Capacity

from

$268.99
These batteries do the job for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Up to 2x the life of a standard flooded battery.
  • Patented stamped grid technology in both positive and negative grids, resulting in superior performance and longer life in high heat and demanding environments.
  • Superior vibration resistance
  • Certified NONSPILLABLE for safety and flexibility in mounting location.
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Optima – Yellow Top Battery: 31S Group Size, 900 CCA, 1125 CA, 155 Minute Reserve Capacity, Deep-Cycle (Part No.D31T-1125)

Yellow Top Battery: 31S Group Size, 900 CCA, 1125 CA, 155 Minute Reserve Capacity, Deep-Cycle

from

$401.99
The OPTIMA YELLOWTOP high-performance AGM battery is the ULTIMATE POWER SOURCE and one of the few true dual-purpose automotive batteries available. With premium cranking power and impressive cycling capability, this heavy-duty battery is ideal for trucks

Product Features:
  • SPIRALCELL TECHNOLOGY with 99.99% pure lead delivers more power and consistently outperforms conventional flat-plate batteries
  • Up to 3 times longer life vs. standard flooded batteries
  • 15x the vibration resistance of a standard flooded battery
  • Completely non-spillable, mountable in many positions
  • Maintenance free for maximum convenience
  • Faster recharging capabilities
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DieHard HD Battery – Farm and Truck Battery: 31S Group Size, 950 CCA, 1140 CA, 175 Minute Reserve Capacity, Heavy Duty (Part No.31S30)

Farm and Truck Battery: 31S Group Size, 950 CCA, 1140 CA, 175 Minute Reserve Capacity, Heavy Duty

from

$159.99
These batteries do the job for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Up to 2x the life of a standard flooded battery.
  • Patented stamped grid technology in both positive and negative grids, resulting in superior performance and longer life in high heat and demanding environments.
  • Superior vibration resistance
  • Certified NONSPILLABLE for safety and flexibility in mounting location.
  • The heavy duty internal connectors ensure a solid connection between plates and top lead, enabling better internal electric flow
  • 1 year free replacement warranty.
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DieHard HD Battery – Farm and Truck Battery: 31S Group Size, 750 CCA, 935 CA, 180 Minute Reserve Capacity, Heavy Duty (Part No.31XS-30)

Farm and Truck Battery: 31S Group Size, 750 CCA, 935 CA, 180 Minute Reserve Capacity, Heavy Duty

from

$149.99
These batteries do the job for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Up to 2x the life of a standard flooded battery.
  • Patented stamped grid technology in both positive and negative grids, resulting in superior performance and longer life in high heat and demanding environments.
  • Superior vibration resistance
  • Certified NONSPILLABLE for safety and flexibility in mounting location.
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DieHard HD Battery – Farm and Truck Battery: 31S Group Size, 1000 CCA, 1190 CA, 185 Minute Reserve Capacity, Heavy Duty (Part No.31HDS30)

Farm and Truck Battery: 31S Group Size, 1000 CCA, 1190 CA, 185 Minute Reserve Capacity, Heavy Duty

from

$195.99
These batteries do the job for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Up to 2x the life of a standard flooded battery.
  • Patented stamped grid technology in both positive and negative grids, resulting in superior performance and longer life in high heat and demanding environments.
  • Superior vibration resistance
  • Certified NONSPILLABLE for safety and flexibility in mounting location.
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Duplex D8400 Fuel and Emissions Systems

Delphi – Fuel Injector (Part No.EX631767)

Fuel Injector

from

$439.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • 100% O-ring replacement
  • All Delphi injectors are tested utilizing OE methodologies
  • Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
  • No internal seal rings equals minimized leakage
  • Recessed fuel exit minimizing possible plugging
  • Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
  • Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
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Delphi – Fuel Injector (Part No.EX631766)

Fuel Injector

from

$439.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • 100% O-ring replacement
  • All Delphi injectors are tested utilizing OE methodologies
  • Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
  • No internal seal rings equals minimized leakage
  • Recessed fuel exit minimizing possible plugging
  • Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
  • Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
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Delphi – Fuel Injector (Part No.EX631763)

Fuel Injector

from

$439.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • 100% O-ring replacement
  • All Delphi injectors are tested utilizing OE methodologies
  • Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
  • No internal seal rings equals minimized leakage
  • Recessed fuel exit minimizing possible plugging
  • Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
  • Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
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Duplex D8400 Fluids and Chemicals

ZEREX – G05 50/50 Ready-to-Use Antifreeze / Coolant, 1 Gallon (Part No.ZXG05RU1)

G05 50/50 Ready-to-Use Antifreeze / Coolant, 1 Gallon

from

$19.99
ZEREX G05® is the automaker approved original chemistry used in newer Ford®, Chrysler® and Mercedes-Benz® automotive and diesel engines. Its Hybrid Organic Acid Technology (HOAT) chemistry combines the best of conventional and organic acid-based chemistry to provide the ultimate protection against rust and corrosion. ZEREX G05® antifreeze/coolant uses the highest quality virgin ethylene glycol for freeze and boil over protection and a hybrid organic acid corrosion inhibitor package to protect your engines from liner pitting and corrosion.

Product Features:
  • Automaker approved technology. Provides protection for 5 years / 150,000 miles in light duty applications and 3 years / 300,000 miles in heavy duty applications
  • Formulated for long life performance
  • Low-silicate, low-pH and phosphate-free formula
  • Helps protect all cooling system metals, including aluminum
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Peak – Final Charge Heavy Duty Antifreeze and Coolant: 50/50 Ready To Use, Corrosion Protection, 1 Gallon (Part No.FXAB53)

Final Charge Heavy Duty Antifreeze and Coolant: 50/50 Ready To Use, Corrosion Protection, 1 Gallon

from

$21.99
PEAK FINAL CHARGE Global Full Strength Extended Life Coolant/Antifreeze is an Organic Acid Technology (OAT), globally formulated, ethylene glycol-based coolant, which uses organic acid inhibitors (non-2-EH) to provide guaranteed protection for all cooling system metals. With proper maintenance, (1) FINAL CHARGE Global Extended Life Coolant/Antifreeze delivers guaranteed cooling system protection for ONE MILLION MILES of on-road use (8 years or 20,000 hours of off-road use) without the use of Supplemental Coolant Additives (SCAs). FINAL CHARGE Global Extended Life Coolant/Antifreeze is nitrite-free, phosphate-free, silicate-free, and borate-free. (1)Proper maintenance requires a complete cooling system flush and fill – and subsequent topping off, as needed – with FINAL CHARGE Global Extended Life 50/50 Pre-diluted Coolant/Antifreeze or Final Charge Global Extended Life Coolant/Antifreeze and water. For guaranteed protection, no other products or product supplements may be used.

Product Features:
  • Works in ALL heavy duty diesel, gasoline and natural gas engine cooling systems
  • Guaranteed protection for ONE MILLION MILES of on-road use (8 years or 20,000 hours of off-road use) (Proper maintenance requires a complete cooling system flush and fill – and subsequent topping off, as needed)
  • Eliminates the need for SCAs and chemically charged ?lters & Excellent heat transfer for high temperature applications such as engines with EGR and SCR systems
  • Outstanding protection against corrosion and cavitation. Non-abrasive formula can improve water pump seal life.
  • Eliminates drop-out, gel and reduces scale.
  • Can be mixed with other coolants (to maintain corrosion protection contamination levels should be kept below 25%). Provides exceptional long term elastomer compatibility
  • Testing Requirements: For proper freeze and boil over protection, use a traditional refractometer or hydrometer to measure the percentage of ethylene glycol by volume.
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ZEREX – G05® Full Strength Concentrate Antifreeze / Coolant, 1 Gallon (Part No.ZXG051)

G05® Full Strength Concentrate Antifreeze / Coolant, 1 Gallon

from

$22.99
ZEREX G05® is the automaker approved original chemistry used in newer Ford®, Chrysler® and Mercedes-Benz® automotive and diesel engines. Its Hybrid Organic Acid Technology (HOAT) chemistry combines the best of conventional and organic acid-based chemistry to provide the ultimate protection against rust and corrosion. ZEREX G05 antifreeze/coolant uses the highest quality virgin ethylene glycol for freeze and boil over protection and a hybrid organic acid corrosion inhibitor package to protect your engines from liner pitting and corrosion.

Product Features:
  • Automaker approved technology. Provides protection for 5 years / 150,000 miles in light duty applications and 3 years / 300,000 miles in heavy duty applications
  • Formulated for long life performance
  • Low-silicate, low-pH and phosphate-free formula
  • Helps protect all cooling system metals, including aluminum
See More

Prestone – Command Antifreeze and Coolant: 50/50 Ready To Use, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon (Part No.AFC13100)

Command Antifreeze and Coolant: 50/50 Ready To Use, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon

from

$19.99
Prestone® Command® Cor-Guard® Nitrite Free (NF-OAT) Extended Life (ELC) antifreeze+coolant (ready to use) is designed to work with all Class 1-8 vehicles; Heavy Duty and Light Duty. COR-GUARD® technology increases uptime; More miles between service = Less cost to maintain. Utilizing Cor-Guard technology, this formula is designed to protect cooling system parts from corrosion and damage. It instantly protects against the spread of rust, corrosion, pitting, gunk, grime and build-up. It is one fluid that can be used for the whole fleet; all vehicles, coolant colors (LD) and any Nitrite Free OAT engine (HD). Service life is 1,000,000 Miles / 20,000 hrs [class 7-8 with wet sleeve liners]. When compared to ESI & low silicate conventional, it is designed to help lower maintenance costs and improve water pump life. This formula is Nitrite Free, provides excellent protection for aluminum and all other engine metals and eliminates the need to add supplemental coolant additives.

Product Features:
  • Cor-Guard Nitrite Free Extended Life Coolant – NF-OAT ELC – RED formula. Compatible with any Nitrite Free OAT and all Light Duty vehicles
  • COR-GUARD« technology increases uptime; More miles between service = Less cost to maintain. Instantly stops the spread of rust, corrosion, pitting, gunk, grime and build-up
  • COR-GUARD® technology increases uptime; More miles between service = Less cost to maintain. Instantly stops the spread of rust, corrosion, pitting, gunk, grime and build-up
  • Meets OEM Performance requirements: ASTM D6210, D3306, D4985, D7583; TMC RP338A, RP364; Cummings CES 14603, bulletin 3666132; Detroit Diesel 93K217; Cat EC-1 and many OEM requirements
  • Ready to Use formula (prediluted to a 50% Eg & 50% distilled water mix). Perfect for small volume top-off or complete drain and refill of the cooling system
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Prestone – Command Antifreeze and Coolant: Concentrate, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1-Gallon (Part No.AFC13000)

Command Antifreeze and Coolant: Concentrate, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1-Gallon

from

$22.99
Prestone® Command® Cor-Guard® Nitrite Free (NF-OAT) Extended Life (ELC) antifreeze+coolant (Concentrate) is designed to work with all Class 1-8 vehicles; Heavy Duty and Light Duty. COR-GUARD® technology increases uptime; More miles between service = Less cost to maintain. Utilizing Cor-Guard technology, this formula is designed to protect cooling system parts from corrosion and damage. It instantly protects against the spread of rust, corrosion, pitting, gunk, grime and build-up. It is one fluid that can be used for the whole fleet; all vehicles, coolant colors (LD) and any Nitrite Free OAT engine (HD). Service life is 1,000,000 Miles / 20,000 hrs [class 7-8 with wet sleeve liners]. When compared to ESI & low silicate conventional, it is designed to help lower maintenance costs and improve water pump life. This formula is Nitrite Free, provides excellent protection for aluminum and all other engine metals and eliminates the need to add supplemental coolant additives.

Product Features:
  • Cor-Guard Nitrite Free Extended Life Coolant – NF-OAT ELC – RED formula. Compatible with any Nitrite Free OAT and all Light Duty vehicles
  • COR-GUARD« technology increases uptime; More miles between service = Less cost to maintain. Instantly stops the spread of rust, corrosion, pitting, gunk, grime and build-up
  • COR-GUARD® technology increases uptime; More miles between service = Less cost to maintain. Instantly stops the spread of rust, corrosion, pitting, gunk, grime and build-up
  • Meets OEM Performance requirements: ASTM D6210, D3306, D4985, D7583; TMC RP338A, RP364; Cummings CES 14603, bulletin 3666132; Detroit Diesel 93K217; Cat EC-1 and many OEM requirements
  • Concentrated formula. Must mix with high quality (distilled/deionized) water to the desired ratio. Can be used for top-off, complete drain and refill or flush and refill of the cooling system.
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Search Over 22 Duplex D8400 Parts Online for Delivery or Pick Up

Looking for the best Duplex D8400 aftermarket replacement parts? Replacing worn and broken parts on your Duplex D8400? Check out our online catalog to find the best selection of aftermarket Duplex D8400 parts as well as real user reviews on Duplex D8400 replacement parts. Make an informed decision about every component you add to your D8400.

At Advance Auto, we’ve got you covered when it comes to getting your Duplex D8400 in tip top condition. We’ve got over 22 Duplex D8400 parts to choose from in popular categories like Cooling and Climate Controls, Batteries and Chargers and Engine Parts. If you’re looking for the best prices, try searching our Duplex D8400 parts catalog to compare OEM and aftermarket parts for your Duplex D8400.

Whether you need Duplex D8400 body parts, interior components, or custom Duplex D8400 parts you can find them online at Advance Auto. Want to order your Fuel and Emissions Systems online? Or maybe you need your Duplex Fluids and Chemicals same day? No problem, you can pick up D8400 parts in person at locations across the country, or have them delivered to straight to your door after ordering online. Finding a great deal on new and used Duplex D8400 parts has never been easier.