Mack GU4 Fuel and Emissions Systems

Essential Mack GU4 Fuel and Emissions Systems

Carquest Premium – Carquest Diesel Exhaust Fluid Filter for SCR Systems (Part No.96679)

Carquest Diesel Exhaust Fluid Filter for SCR Systems

from

$101.99
Carquest Diesel Exhaust Fluid (DEF) Filters remove contaminants to ensure proper function of your vehicle’s Selective Catalytic Reduction (SCR) system.

Product Features:
  • Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
  • Contains Plug and Filter Removal Tool
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Carquest Premium – Diesel Exh Fluid Kit (Part No.96877)

Diesel Exh Fluid Kit

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$317.99
Carquest Diesel Exhaust Fluid (DEF) Filters remove contaminants to ensure proper function of your vehicle’s Selective Catalytic Reduction (SCR) system.

Product Features:
  • Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
  • Contains Frost Compensation Membrane, Spray Lubricant, Instruction Sheet
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Dorman – HD Solutions – DPF Exhaust Clamp (Part No.674-7001)

DPF Exhaust Clamp

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$77.99
This diesel particulate filter (DPF) clamp is designed to match the fit and function of the original clamp on specified vehicles. It is engineered to help tightly secure the DPF filter when the original clamp is fatigued from normal use, damaged, or missing.

Product Features:
  • Direct replacement – this DPF clamp matches the fit and function of the original equipment clamp on specified vehicles
  • Ideal solution – engineered to help tightly secure the DPF filter when the original clamp is fatigued from normal use, damaged, or missing
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Locking DEF Cap (Part No.10526)

Locking DEF Cap

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$34.49
Effectively prevent diesel exhaust fluid from leaking or spilling through the filler neck. Essential for helping to keep pollutants out of the environment. Replacement restores the diesel emissions fluid system to proper operation.

Product Features:
  • Constructed from high- quality, heat-resistant materials for long-life durability
  • Important replacement item to pass inspection in certain states
  • Designed for optimum fit
  • Meets or exceeds all OEM specifications
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Carquest Premium – DEF Fuel Cap (Part No.10854)

DEF Fuel Cap

from

$21.99
Effectively prevent diesel exhaust fluid from leaking or spilling through the filler neck. Essential for helping to keep pollutants out of the environment. Replacement restores the diesel emissions fluid system to proper operation.

Product Features:
  • Constructed from high- quality, heat-resistant materials for long-life durability
  • Important replacement item to pass inspection in certain states
  • Designed for optimum fit
  • Meets or exceeds all OEM specifications
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Dorman – HD Solutions – Heavy Duty Fuel Sender (Part No.285-5516)

Heavy Duty Fuel Sender

from

$145.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – Dpf Differential Pressure Sensor (Part No.904-7127)

Dpf Differential Pressure Sensor

from

$128.99
This DPF differential pressure sensor is designed to match the fit and function of the original part on specified makes, years and models, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this replacement exhaust gas differential pressure sensor, also known as a diesel particulate filter (DPF) sensor, is designed to match the fit and function of the original sensor on specified makes, years and models
  • Restores functionality – reliable replacement for an original sensor that has broken, burned out, corroded or otherwise stopped working
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – Fuel Injector O-Ring Kit (Part No.904-8055)

Fuel Injector O-Ring Kit

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$38.49
The components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles. They are engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged.

Product Features:
  • Direct replacements – the components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles
  • Ideal solution – engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – DPF Gasket And Clamp Kit (Part No.674-9031)

DPF Gasket And Clamp Kit

from

$219.99
The components in this diesel particulate filter (DPF) hardware kit are designed to match the function of the original parts on specified vehicles. They are engineered to be reliable replacements for components that are missing or damaged.

Product Features:
  • Direct replacements – the components in this diesel particulate filter (DPF) hardware kit are designed to match the function of the original parts on specified vehicles
  • Ideal solution – engineered to be reliable replacements for components that are missing or damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – HD Diesel Oxidation Catalyst – Not For Sale – CA (Part No.674-3113)

HD Diesel Oxidation Catalyst - Not For Sale - CA

from

$4473.99
This diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Fuel/Water Separator Element with Relief Valve (Part No.86727)

Fuel/Water Separator Element with Relief Valve

from

$44.49
Modern fuel injection systems require fuel be free of both particulate and water contamination. Carquest fuel filters keep fuel clean and engines running at maximum efficiency.

Product Features:
  • Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
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Dorman – HD Solutions – DEF Tank Filler Neck Filter (Part No.904-7938)

DEF Tank Filler Neck Filter

from

$60.99
This diesel exhaust fluid (DEF) filler neck filter is designed to match the fit and function of the original filter on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this diesel exhaust fluid (DEF) filler neck filter is designed to match the fit and function of the original filter on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to clogging
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Helping You Find the Right Fuel and Emissions Systems for Your Mack GU4

You love your GU4. So we’ve made it easier than ever to help you find Mack GU4 Fuel and Emissions Systems in our online catalog. Our inventory holds 12 aftermarket and OEM Fuel and Emissions Systems for your Mack GU4, ranging from $21.99 to $4,473.99.

We offer parts from 2 brands trusted to make quality Fuel and Emissions Systems for your Mack GU4.

Find your GU4 Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Mack GU4 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Mack GU4

Our inventory holds Fuel and Emissions Systems for your Mack GU4 from 2 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium and Dorman, all of which can keep that Mack happy.

FAQs for Mack GU4 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Mack GU4?

Out of 12 Fuel and Emissions Systems for the Mack GU4, the most popular in our inventory are:
Carquest Diesel Exhaust Fluid Filter for SCR Systems
from $101.99
This product is not rated
Carquest Diesel Exhaust Fluid Filter for SCR Systems
Diesel Emissions Fluid Filters
Fuel/Water Separator Element with Relief Valve
from $44.49
This product is not rated
Fuel/Water Separator Element with Relief Valve
Fuel and Water Separators
Dpf Differential Pressure Sensor
from $128.99
This product is not rated
Dpf Differential Pressure Sensor
Exhaust Gas Differential Pressure Sensors