2007 Peterbilt 378 Fuel and Emissions Systems

Below you will find various in-demand Peterbilt Fuel and Emissions Systems, components and accessories for your 2007 378. Advance Auto Parts has popular 378 parts like Exhaust Gas Recirculation (EGR) Parts, Air Flow Sensors, Fuel Sensors and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other 378 model years including 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 and more. Select a category of 2007 Peterbilt 378 Fuel and Emissions Systems below and start saving instantly.

Popular 2007 Peterbilt 378 Fuel and Emissions Systems Categories

Fuel Pressure Sensors

Diesel Particulate Filters

Manifold Air Pressure Sensors

Diesel Oxidation Catalysts

EGR Coolers

Water In Fuel Sensors

Fuel Separators

Fuel Injector O-Ring Kits

Diesel Particulate Filter Gaskets

Diesel Particulate Filter Hardware Kits

Diesel Particulate Filter Clamps

EGR Cooler Clamps

Essential Fuel and Emissions Systems for 2007 Peterbilt 378s

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$128.99

This manifold absolute pressure sensor is designed to match the function of an original sensor on specified vehicles, and to help accurately monitor manifold pressure when an original sensor has failed from heat or internal component damage.

Product Features:

Direct replacement – this manifold absolute pressure sensor is designed to match the fit and function of the original sensor on specified vehicles.
Ideal solution – engineered to help accurately monitor manifold pressure when an original sensor has failed from heat or internal component damage
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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$143.99

Direct replacement – this manifold absolute pressure sensor is designed to match the fit and function of the original sensor on specified vehicles.
Ideal solution – engineered to help accurately monitor manifold pressure when an original sensor has failed from heat or internal component damage
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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$102.99

This fuel pressure sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Direct replacement – this fuel pressure sensor is designed to match the fit and function of the original sensor on specified vehicle.
Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
Durable construction – this sensor is made from quality components to ensure reliable performance and a 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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$2763.99

This diesel particulate filter (DPF) 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 particulate filter (DPF) 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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$5357.99

Direct replacement – this diesel particulate filter (DPF) 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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$88.99

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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$97.99

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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$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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$3177.99

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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$155.99

When the diesel particulate filter (DPF) is failed or damaged, service it thoroughly by installing this direct replacement gasket. Made of durable materials for reliable service, it matches the function of the factory part and ensures a tight seal to the DPF.

Product Features:

Direct replacement – this diesel particulate filter (DPF) gasket matches the original gasket required to repair the DPF on specified vehicles.
Ideal solution – this gasket is a reliable replacement for an original part that is damaged, failed or missing
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
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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$106.99

This replacement water-in-fuel (WiF) sensor matches the function and performance of the original equipment sensor to prevent water damaging a diesel fuel injector. Made of quality materials, it has undergone extensive testing to ensure durability.

Product Features:

Ideal replacement – this water-in-fuel (WiF) sensor matches the original equipment sensor’s function and performance.
Durable construction – this sensor is made of durable materials to withstand exposure to diesel fuel
Cost-effective solution – offers original equipment quality at competitive price
Quality tested – this part has undergone vehicle try-on and bench testing to ensure a quality fit and long service life

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$121.99

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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$99.99

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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$60.99

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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$44.99

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.
Made in USA

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$59.99

Modern fuel injection systems require fuel be free of both particulate and water contamination. Carquest spin-on 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.
Contains Sensor Port Thread: M14 x 2.0;Standpipe
Includes Standpipe. Sensor Port Thread: M14 x 2.0
CAUTION: Furnished D-Ring must be installed on post for seal. NOT Interchangeable with 86604.

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$30.49

Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
Contains Standpipe
Patent pending drain, metal end caps, which hold media in place
Rust resistant can, ensuring no leakage from inside
Made in USA
Includes Standpipe
CAUTION: Furnished O-Ring must be installed on post for seal.

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$59.99

This exhaust gas recirculation (EGR) cooler clamp is designed to match the fit of the original clamp on specified vehicles and is recommended for replacement during EGR cooler service. It is engineered from stainless steel for reliable service life.

Product Features:

Direct replacement – this exhaust gas recirculation (EGR) cooler clamp is designed to match the fit of the original clamp and is recommended for replacement during EGR cooler service.
Ideal solution – engineered from stainless steel to withstand extreme heat and to resist corrosion
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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$1809.99

This EGR cooler has been engineered to match the fit and function of the original EGR cooler on specific vehicle years, makes and models. It has undergone rigorous testing and OEM benchmarking to ensure reliability.

Product Features:

Direct replacement – this EGR cooler is made to match the fit and function of the original part on specific applications.
Rigorously tested – heat transfer testing, burst testing and vehicle try-on testing ensures fit and reliability
Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
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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$102.99

Tight seals are essential to proper EGR cooler operation. This EGR cooler gasket kit contains all the gaskets and seals required to ensure a solid repair. Made of quality materials, this kit is a direct replacement for original equipment parts.

Product Features:

Direct replacement – this exhaust gas recirculation (EGR) gasket kit matches the original equipment gaskets for this vehicle application.
Durable construction – the components in this EGR cooler gasket kit are made of quality materials for a secure fit and excellent durability
Convenient solution – the gaskets in this kit should be replaced whenever repairs are performed on the EGR cooler, intake manifold or oil cooler
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life

Upgrade your 2007 Peterbilt 378 with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2007 Peterbilt 378, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Peterbilt or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your 378 functioning at its best. At Advance Auto Parts, we offer a wide selection of 22 Fuel and Emissions Systems for the 2007 Peterbilt 378, designed to meet your needs without breaking the bank. From Exhaust Gas Recirculation (EGR) Part replacements to Air Flow Sensors 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 2007 Peterbilt 378 at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $44.99 to $6,121.99, with an average price of $1,094.74. Our 22 Fuel and Emissions Systems in stock come from 2 trusted brands, so you’re sure to find the right part for your 2007 Peterbilt 378 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 2007 Peterbilt 378 is always ready to roll. We’re committed to providing you with everything you need to keep your 378 in top shape, all in one place. Start shopping confidently below for your 2007 Peterbilt 378!

Best-Selling Exhaust Gas Recirculation (EGR) Parts for 2007 Peterbilt 378s

Enhance the driving experience in your Peterbilt with 2 quality Exhaust Gas Recirculation (EGR) Part components, starting at $59.99.

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$1809.99

Direct replacement – this EGR cooler is made to match the fit and function of the original part on specific applications.
Rigorously tested – heat transfer testing, burst testing and vehicle try-on testing ensures fit and reliability
Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
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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$59.99

Direct replacement – this exhaust gas recirculation (EGR) cooler clamp is designed to match the fit of the original clamp and is recommended for replacement during EGR cooler service.
Ideal solution – engineered from stainless steel to withstand extreme heat and to resist corrosion
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

Top Picks for 2007 Peterbilt 378 Fuel Sensors

Upgrade Peterbilt 378s with top-quality Fuel Sensors parts, including 2 OEM and aftermarket selections for your 2007 model.

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$106.99

Ideal replacement – this water-in-fuel (WiF) sensor matches the original equipment sensor’s function and performance.
Durable construction – this sensor is made of durable materials to withstand exposure to diesel fuel
Cost-effective solution – offers original equipment quality at competitive price
Quality tested – this part has undergone vehicle try-on and bench testing to ensure a quality fit and long service life

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$102.99

This fuel pressure sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Direct replacement – this fuel pressure sensor is designed to match the fit and function of the original sensor on specified vehicle.
Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
Durable construction – this sensor is made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

In-Demand Fuel Injectors for 2007 Peterbilt 378s

Select from 2 premium Fuel Injectors parts for your 2007 Peterbilt 378, with prices ranging from $88.99 to $97.99.

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$97.99

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

from

$88.99

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

Most Sold 2007 Peterbilt 378 Fuel Pumps

Explore our best-selling Peterbilt parts for the 2007 378 among 2 OEM and aftermarket options starting from $44.99.

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$44.99

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.
Made in USA

from

$59.99

Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
Contains Sensor Port Thread: M14 x 2.0;Standpipe
Includes Standpipe. Sensor Port Thread: M14 x 2.0
CAUTION: Furnished D-Ring must be installed on post for seal. NOT Interchangeable with 86604.

FAQs for 2007 Peterbilt 378 Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 2007 Peterbilt 378s?

Out of 22 Fuel and Emissions Systems that fit 2007 Peterbilt 378s, the following parts are the top sellers:

Extra-Large, Extended-Mileage Fuel/Water Separator Element (10556575) – $44.99
Fuel/Water Separator Spin-on with Drain, Oval Sensor Port and Reusable Sensor (10693754) – $59.99
Water In Fuel Sensor (11703086) – $106.99

What’s the price range for 2007 Peterbilt 378 Fuel and Emissions Systems?

Fuel and Emissions System prices for the 2007 Peterbilt 378 start at $44.99 and go up to $6,121.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 2007 Peterbilt 378?

The average price for Fuel and Emissions Systems for the 2007 Peterbilt 378 is $1,094.74. 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 Peterbilt 378 model years?

Yes, we currently carry Fuel and Emissions Systems for 19 model years of Peterbilt 378s between 1988 and 2006. Fuel and Emissions Systems are bought most frequently for the following model years: 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, and 1998.

What are the cheapest Fuel and Emissions Systems for my 2007 Peterbilt 378?

The cheapest 2007 Peterbilt 378 Fuel and Emissions Systems we carry in stock are:

Extra-Large, Extended-Mileage Fuel/Water Separator Element (10556575) – $44.99
Fuel/Water Separator Spin-on with Drain, Oval Sensor Port and Reusable Sensor (10693754) – $59.99
EGR Cooler V-Band Clamp (12102351) – $59.99
DPF Exhaust Clamp (11971346) – $60.99
Injector O-Ring Kit (12083304) – $88.99

What types of Fuel and Emissions Systems do you sell for my 2007 Peterbilt 378?

As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 2007 Peterbilt 378:

Can I get help with 2007 Peterbilt 378 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 Peterbilt Fuel and Emissions Systems and more.

What is your return policy for Peterbilt 378 Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new Peterbilt 378 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.

2007 Peterbilt 378 Fuel and Emissions Systems

Dorman – HD Solutions – Air Inlet Manifold Pressure Sensor (Part No.904-7033)

Dorman – HD Solutions – Manifold Absolute Pressure Sensor (Part No.904-7107)

Dorman – HD Solutions – Fuel Pressure Sensor (Part No.904-7110)

Dorman – HD Solutions – HD Diesel Particulate Filter – Not For Sale – CA (Part No.674-2022)

Dorman – HD Solutions – HD Diesel Particulate Filter – Not For Sale – CA (Part No.674-2013)

Dorman – HD Solutions – Injector O-Ring Kit (Part No.904-8053)

Dorman – HD Solutions – Injector O-Ring Kit (Part No.904-8050)

Dorman – HD Solutions – Diesel Particulate Filter Gasket And Clamp Kit (Part No.674-9034)

Dorman – HD Solutions – HD Diesel Oxidation Catalyst – Not For Sale – CA (Part No.674-3103)

Dorman – HD Solutions – Diesel Particulate Filter Gasket Kit (Part No.674-9053)

Dorman – HD Solutions – Water In Fuel Sensor (Part No.904-7242)

Dorman – HD Solutions – Diesel Particulate Filter Exhaust Clamp (Part No.674-7022)

Dorman – HD Solutions – Diesel Particulate Filter Exhaust Clamp (Part No.674-7020)

Dorman – HD Solutions – DPF Exhaust Clamp (Part No.674-7002)

Carquest Premium – Extra-Large, Extended-Mileage Fuel/Water Separator Element (Part No.86651XE)

Carquest Premium – Fuel/Water Separator Spin-on with Drain, Oval Sensor Port and Reusable Sensor (Part No.86422)

Carquest Premium – Fuel/Water Separator Spin-on with Drain (Part No.86472)

Dorman – HD Solutions – EGR Cooler V-Band Clamp (Part No.904-5154)

Dorman – HD Solutions – Heavy Duty Exhaust Gas Recirculation Cooler Kit (Part No.904-5024)

Dorman – HD Solutions – Heavy Duty Exhaust Gas Recirculation Cooler Gasket Kit (Part No.904-5007)

Dorman – HD Solutions – Heavy Duty Exhaust Gas Recirculation Cooler Kit (Part No.904-5024)

Dorman – HD Solutions – EGR Cooler V-Band Clamp (Part No.904-5154)

Dorman – HD Solutions – Air Inlet Manifold Pressure Sensor (Part No.904-7037)

Dorman – HD Solutions – Manifold Absolute Pressure Sensor (Part No.904-7107)

Dorman – HD Solutions – Water In Fuel Sensor (Part No.904-7242)

Dorman – HD Solutions – Fuel Pressure Sensor (Part No.904-7110)

Dorman – HD Solutions – Injector O-Ring Kit (Part No.904-8050)

Dorman – HD Solutions – Injector O-Ring Kit (Part No.904-8053)

Carquest Premium – Extra-Large, Extended-Mileage Fuel/Water Separator Element (Part No.86651XE)

Carquest Premium – Fuel/Water Separator Spin-on with Drain, Oval Sensor Port and Reusable Sensor (Part No.86422)