Peterbilt 320 Fuel and Emissions Systems

Essential Peterbilt 320 Fuel and Emissions Systems

Dorman – HD Solutions – Heavy Duty Fuel Sender (Part No.285-5403)

Heavy Duty Fuel Sender

from

$79.99
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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Carquest Premium – Diesel Exhaust Fluid Filter Kit (Part No.96877)

Diesel Exhaust Fluid Filter Kit

from

$324.99
Carquest Premium Diesel Exhaust Fluid (DEF) Filters help reduce harmful emissions and improve air quality. DEF filters remove impurities such as dirt, debris, and particulates from the diesel exhaust fluid before entering your vehicle’s emission control system. These filters allow clean fluid to break down harmful nitrogen oxide (NOx) gases produced during diesel combustion. By ensuring proper DEF flow and helping protect system components, DEF filters help diesel engines meet strict emission standards. Carquest Premium Diesel Exhaust Fluid (DEF) Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).

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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DAYTON PARTS – HD DOC (Part No.674-2114)

HD DOC

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$3825.99
HD DOC

Delphi – Fuel Injector (Part No.EX631756)

Fuel Injector

from

$476.99
Delphi knows OE technology and how to service diesel systems. For more than 60 years, we have partnered with 25 OEM’s to bring our OE diesel powertrain knowledge and expertise to the aftermarket. Delphi diesel systems operate at high performance to meet today’s tough emissions standards and are built to OE specifications for the fit, form, and function technicians expect. Trust Delphi for an unrivalled, cost-effective diesel program to help build your business.

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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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 – Diesel Particulate Filter Gasket and Clamp Kit (Part No.674-9034)

Diesel Particulate Filter Gasket and Clamp Kit

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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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Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.96064)

Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System

from

$35.99
Carquest Premium Fuel/Water Separator Filters remove water and other impurities from the fuel before it reaches your engine fuel system. These filters effectively separate water from the fuel, preventing corrosion and damage to fuel injectors, pumps and other critical engine components. By keeping the fuel clean and water-free, these filters help ensure optimal combustion, improve engine efficiency, and reduce emissions. Carquest Premium Fuel/Water Separator Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).

Product Features:
  • Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
  • Application engineered media which aids in stripping water in diesel fuels
  • Patent pending drain, metal end caps, which hold media in place
  • Rust resistant can, ensuring no leakage from inside
  • Made in USA
  • CAUTION: Furnished D-Ring must be installed on post for seal.
  • Use with 99185
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Dorman – HD Solutions – Temperature Sensor (Part No.904-7144)

Temperature Sensor

from

$83.99
This exhaust gas recirculation (EGR) temperature sensor is designed to match the function of an original sensor to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this EGR valve temperature sensor is designed to match the fit and function of an original sensor on specified vehicles
  • Ideal solution – engineered to help ensure the engine control unit receives proper inputs 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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Dorman – HD Solutions – Heavy Duty Exhaust Gas Recirculation Valve (Part No.904-5098)

Heavy Duty Exhaust Gas Recirculation Valve

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$1202.99
This EGR valve is designed to match the fit and function of the original valve on specified vehicles. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this EGR valve is designed to match the fit and function of the original valve on specified vehicles
  • Ideal solution – this valve is engineered to withstand extreme heat and carbon buildup, and is a reliable replacement for a failed original EGR valve
  • Durable construction – made from quality components to ensure reliable performance and long service life
  • Quality assured – backed by a team of product engineers based in the United States
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Carquest Premium – Diesel Exhaust Fluid Filter for SCR Systems (Part No.96679)

Diesel Exhaust Fluid Filter for SCR Systems

from

$108.99
Carquest Premium Diesel Exhaust Fluid (DEF) Filters help reduce harmful emissions and improve air quality. DEF filters remove impurities such as dirt, debris, and particulates from the diesel exhaust fluid before entering your vehicle’s emission control system. These filters allow clean fluid to break down harmful nitrogen oxide (NOx) gases produced during diesel combustion. By ensuring proper DEF flow and helping protect system components, DEF filters help diesel engines meet strict emission standards. Carquest Premium Diesel Exhaust Fluid (DEF) Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).

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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Dorman – HD Solutions – DPF Exhaust Clamp (Part No.674-7001)

DPF Exhaust Clamp

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$85.99
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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Dorman – HD Solutions – Torque Converter Outlet Oil Temp Sensor (Part No.904-7043)

Torque Converter Outlet Oil Temp Sensor

from

$47.99
Dorman offers a variety of some of today’s most popular Multi-Purpose Sensors for measuring several types of temperature in the vehicle. Our direct replacement Multi-Purpose Sensor is ideal for measuring coolant and auto transmission temperature. Each replacement restores proper vehicle operation and provides a longer service life. Plus, these direct fit Sensors are affordable and easy to install.

Product Features:
  • Direct replacement for a proper fit every time
  • Replacement prevents any further damage to vehicle engine
  • No special tools required during installation
  • Thoroughly tested to meet product standards and quality
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Dorman – HD Solutions – Diesel Particulate Filter Gasket Kit (Part No.674-9053)

Diesel Particulate Filter Gasket Kit

from

$171.99
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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Dorman – HD Solutions – Heavy Duty Exhaust Gas Recirculation Cooler Kit (Part No.904-5024)

Heavy Duty Exhaust Gas Recirculation Cooler Kit

from

$1990.99
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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Dorman – HD Solutions – Heavy Duty Exhaust Gas Recirculation Cooler Gasket Kit (Part No.904-5011)

Heavy Duty Exhaust Gas Recirculation Cooler Gasket Kit

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$120.99
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
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Dorman – HD Solutions – Fuel Pressure Sensor (Part No.904-7029)

Fuel Pressure Sensor

from

$140.99
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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Dorman – HD Solutions – HD Diesel Particulate Filter – Not For Sale – CA (Part No.674-2039)

HD Diesel Particulate Filter - Not For Sale - CA

from

$3359.99
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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Dorman – HD Solutions – Water In Fuel Sensor (Part No.904-7242)

Water In Fuel Sensor

from

$117.99
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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Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.86422)

Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System

from

$60.99
Carquest Premium Fuel/Water Separator Filters remove water and other impurities from the fuel before it reaches your engine fuel system. These filters effectively separate water from the fuel, preventing corrosion and damage to fuel injectors, pumps and other critical engine components. By keeping the fuel clean and water-free, these filters help ensure optimal combustion, improve engine efficiency, and reduce emissions. Carquest Premium Fuel/Water Separator Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).

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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Dorman – HD Solutions – Ambient Air Pressure Sensor (Part No.904-7126)

Ambient Air Pressure Sensor

from

$139.99
This barometric 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 barometric pressure sensor is designed to match the fit and function of the original sensor on specified vehicles
  • 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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DAYTON PARTS – WIRING HARNESS (Part No.311-0015)

WIRING HARNESS

from

$175.99
WIRING HARNESS

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

EGR Cooler V-Band Clamp

from

$65.99
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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Dorman – HD Solutions – Heavy Duty Diesel Exhaust Fluid Cap (Part No.904-5401)

Heavy Duty Diesel Exhaust Fluid Cap

from

$23.99
This diesel exhaust fluid (DEF) filler cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this diesel exhaust fluid (DEF) filler cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original cap that is leaking or failed due to wear
  • 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 – Diesel Exhaust Fluid Filter (Part No.904-7934)

Diesel Exhaust Fluid Filter

from

$50.99
This diesel exhaust fluid (DEF) urea filter kit matches the fit and function of the original equipment filter to effectively prevent crystals and contaminants from entering the DEF system. This filter kit has been on-vehicle tested for quality.

Product Features:
  • Ideal replacement – this DEF urea filter kit matches the fit and function of the original equipment urea filter
  • Durable construction – this filter kit is made with quality materials and components for reliable service
  • Cost-effective solution – offers original equipment quality at a competitive price
  • Quality tested – this part has undergone on-vehicle testing to ensure a quality fit and long service life
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Dorman – HD Solutions – Dpf Differential Pressure Sensor (Part No.904-7127)

Dpf Differential Pressure Sensor

from

$141.99
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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Helping You Find the Right Fuel and Emissions Systems for Your Peterbilt 320

You love your 320. So we’ve made it easier than ever to help you find Peterbilt 320 Fuel and Emissions Systems in our online catalog. Our inventory holds 63 aftermarket and OEM Fuel and Emissions Systems for your Peterbilt 320, ranging from $23.99 to $7,092.99.

We offer parts from 5 brands trusted to make quality Fuel and Emissions Systems for your Peterbilt 320. Before you buy, take some time to read through customer reviews. We currently have 45 reviews of Peterbilt 320 Fuel and Emissions Systems from previous customers.

Find your 320 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 Peterbilt 320 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 Peterbilt 320

Our inventory holds Fuel and Emissions Systems for your Peterbilt 320 from 5 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, Dorman, and Cardone, all of which can keep that Peterbilt happy.

FAQs for Peterbilt 320 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Peterbilt 320?

Out of 63 Fuel and Emissions Systems for the Peterbilt 320, the most popular in our inventory are:
Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System
from $83.99
This product is not rated
Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System
Fuel and Water Separators
Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System
from $60.99
This product is not rated
Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System
Fuel Separators
Heavy Duty Fuel Sender
from $211.99
This product is not rated
Heavy Duty Fuel Sender
Fuel Tank Sending Units