2018 Mack GU5 Fuel and Emissions Systems

Essential Fuel and Emissions Systems for 2018 Mack GU5s

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

Carquest Diesel Exhaust Fluid Filter for SCR Systems

from

$106.99
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

from

$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 – 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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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
See More

Upgrade your 2018 Mack GU5 with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2018 Mack GU5, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Mack or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your GU5 functioning at its best. At Advance Auto Parts, we offer a wide selection of 3 Fuel and Emissions Systems for the 2018 Mack GU5, designed to meet your needs without breaking the bank. From Diesel Fuel Injector replacements to Exhaust Gas Recirculation (EGR) Parts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Fuel and Emissions Systems for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Fuel and Emissions Systems for your 2018 Mack GU5 at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $60.99 to $317.99, with an average price of $169.32. Our 3 Fuel and Emissions Systems in stock come from 2 trusted brands, so you’re sure to find the right part for your 2018 Mack GU5 without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Fuel and Emissions System upgrades. Explore related part types like Batteries and Chargers, Fluids and Chemicals and more to make sure your 2018 Mack GU5 is always ready to roll. We’re committed to providing you with everything you need to keep your GU5 in top shape, all in one place. Start shopping confidently below for your 2018 Mack GU5!

Best-Selling Diesel Fuel Injectors for 2018 Mack GU5s

Enhance the driving experience in your Mack with 1 quality Diesel Fuel Injector components, starting at $317.99.

Carquest Premium – Diesel Exh Fluid Kit (Part No.96877)

Diesel Exh Fluid Kit

from

$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
See More

Most Popular 2018 Mack GU5 Exhaust Gas Recirculation (EGR) Parts

Customize your Mack with 1 Exhaust Gas Recirculation (EGR) Parts products like Exhaust Gas Differential Pressure Sensors, all priced under $128.99.

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
See More

Top Picks for 2018 Mack GU5 Diesel Emission Parts

Upgrade Mack GU5s with top-quality Diesel Emission Parts parts, including 1 OEM and aftermarket selections for your 2018 model.

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
See More

FAQs for 2018 Mack GU5 Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 2018 Mack GU5s?

Out of 3 Fuel and Emissions Systems that fit 2018 Mack GU5s, the following parts are the top sellers:

What’s the price range for 2018 Mack GU5 Fuel and Emissions Systems?

Fuel and Emissions System prices for the 2018 Mack GU5 start at $60.99 and go up to $317.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 2018 Mack GU5?

The average price for Fuel and Emissions Systems for the 2018 Mack GU5 is $169.32. Keep in mind the variety of part types within our Fuel and Emissions System category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel and Emissions Systems for other Mack GU5 model years?

Yes, we currently carry Fuel and Emissions Systems for 6 model years of Mack GU5s between 2012 and 2017. Fuel and Emissions Systems are bought most frequently for the following model years: 2017, 2016, 2015, 2014, 2013, and 2012.

What are the cheapest Fuel and Emissions Systems for my 2018 Mack GU5?

The cheapest 2018 Mack GU5 Fuel and Emissions Systems we carry in stock are:

What types of Fuel and Emissions Systems do you sell for my 2018 Mack GU5?

As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 2018 Mack GU5:

Can I get help with 2018 Mack GU5 Fuel and Emissions System orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Mack Fuel and Emissions Systems and more.

What is your return policy for Mack GU5 Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new Mack GU5 Fuel and Emissions Systems and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.