2003 Freightliner XC Fuel and Emissions Systems

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Essential Fuel and Emissions Systems for 2003 Freightliner XCs

Carquest Premium – HD Fuel Cap (Part No.10611)

HD Fuel Cap

from

$53.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Carquest Premium – HD Locking Fuel Cap (Part No.10421)

HD Locking Fuel Cap

from

$99.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Dorman – HD Solutions – Intake Manifold Temp Sensor (Part No.904-7044)

Intake Manifold Temp Sensor

from

$43.99
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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Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.86412)

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

from

$86.99
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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
  • Rust resistant can, ensuring no leakage from inside
  • Made in USA
  • Includes Integral Post Seal. Sensor Port Thread: 1/2-20
See More

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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
  • CAUTION: Furnished D-Ring must be installed on post for seal. NOT Interchangeable with 86604.
See More

Dorman – HD Solutions – Fuel Injector O-Ring Kit (Part No.904-8056)

Fuel Injector O-Ring Kit

from

$54.99
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
See More

Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.86406)

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

from

$42.49
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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
  • Rust resistant can, ensuring no leakage from inside
  • Made in USA
  • Includes Standpipe
  • CAUTION: Furnished D-Ring must be installed on post for seal.
See More

Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.86242)

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

from

$52.99
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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
See More

Dorman – HD Solutions – Fuel Tank Strap (Part No.578-5201)

Fuel Tank Strap

from

$208.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.

Product Features:
  • Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
See More

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

Exhaust Gas Recirculation 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
See More

Upgrade your 2003 Freightliner XC with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2003 Freightliner XC, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Freightliner or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your XC functioning at its best. At Advance Auto Parts, we offer a wide selection of 9 Fuel and Emissions Systems for the 2003 Freightliner XC, designed to meet your needs without breaking the bank. From Fuel Pump 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 2003 Freightliner XC at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $42.49 to $208.99, with an average price of $109.55. Our 9 Fuel and Emissions Systems in stock come from 2 trusted brands, so you’re sure to find the right part for your 2003 Freightliner XC without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2003 Freightliner XC, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names like Carquest Premium, and more. Carquest Premium Fuel and Emissions Systems start at just $42.49 and boast an impressive 4.4 stars average rating from customers. With 1 customer reviews and counting, our 2003 Freightliner XC Fuel and Emissions Systems have a strong track record of reliability, ensuring you can trust your purchase.

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 2003 Freightliner XC is always ready to roll. We’re committed to providing you with everything you need to keep your XC in top shape, all in one place. Start shopping confidently below for your 2003 Freightliner XC!

Best-Selling Fuel Pumps for 2003 Freightliner XCs

Enhance the driving experience in your Freightliner with 3 quality Fuel Pump components, starting at $42.49.

Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.86406)

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

from

$42.49
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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
  • Rust resistant can, ensuring no leakage from inside
  • Made in USA
  • Includes Standpipe
  • CAUTION: Furnished D-Ring must be installed on post for seal.
See More

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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
  • CAUTION: Furnished D-Ring must be installed on post for seal. NOT Interchangeable with 86604.
See More

Carquest Premium – Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System (Part No.86412)

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

from

$86.99
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:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Efficient Water Removal: Separates damaging water and contaminants from fuel to protect sensitive fuel system components.
  • Enhances Engine Performance:┐Delivers clean, water-free fuel for optimal combustion and efficiency.
  • Rust resistant can, ensuring no leakage from inside
  • Made in USA
  • Includes Integral Post Seal. Sensor Port Thread: 1/2-20
See More

Most Popular 2003 Freightliner XC Exhaust Gas Recirculation (EGR) Parts

Customize your Freightliner with 1 Exhaust Gas Recirculation (EGR) Parts products like EGR Cooler Clamps, all priced under $65.99.

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

Exhaust Gas Recirculation 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
See More

Top Picks for 2003 Freightliner XC Fuel Tanks

Upgrade Freightliner XCs with top-quality Fuel Tanks parts, including 1 OEM and aftermarket selections for your 2003 model.

Dorman – HD Solutions – Fuel Tank Strap (Part No.578-5201)

Fuel Tank Strap

from

$208.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.

Product Features:
  • Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
See More

In-Demand Fuel Injectors for 2003 Freightliner XCs

Select from 1 premium Fuel Injectors parts for your 2003 Freightliner XC.

Dorman – HD Solutions – Fuel Injector O-Ring Kit (Part No.904-8056)

Fuel Injector O-Ring Kit

from

$54.99
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
See More

Most Sold 2003 Freightliner XC Gas Caps

Explore our best-selling Freightliner parts for the 2003 XC among 2 OEM and aftermarket options starting from $53.99.

Carquest Premium – HD Locking Fuel Cap (Part No.10421)

HD Locking Fuel Cap

from

$99.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Carquest Premium – HD Fuel Cap (Part No.10611)

HD Fuel Cap

from

$53.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Freightliner XC

Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2003 Freightliner XCs. Below you’ll find some of our best rated Fuel and Emissions Systems from Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 2003 XC start at just $42.49 and are rated as high as 4.4 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.

Popular Carquest Premium 2003 Freightliner XC Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2003 Freightliner XC, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. Carquest Premium ticks all of those boxes. We offer a wide selection of Carquest Premium Fuel and Emissions Systems, specifically designed for the 2003 Freightliner XC. With over 1 Carquest Premium brand Fuel and Emissions Systems in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $42.49. Plus, with over 1 customer reviews and an average rating of 4.4 stars, you can trust that our Carquest Premium Fuel and Emissions Systems will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System
from $42.49
(1)
Fuel/Water Separator: Quality Removal of Water and Contaminants from Fuel System
“your website said it didn’t fit my truck. news to me as i have been using them for years. called customer serviceand she was very nice and straighted ”

FAQs for 2003 Freightliner XC Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 2003 Freightliner XCs?

Out of 9 Fuel and Emissions Systems that fit 2003 Freightliner XCs, the following parts are the top sellers:

What’s the price range for 2003 Freightliner XC Fuel and Emissions Systems?

Fuel and Emissions System prices for the 2003 Freightliner XC start at $42.49 and go up to $208.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 2003 Freightliner XC?

The average price for Fuel and Emissions Systems for the 2003 Freightliner XC is $109.55. 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 Freightliner XC model years?

Yes, we currently carry Fuel and Emissions Systems for 3 model years of Freightliner XCs between 2001 and 2005. Fuel and Emissions Systems are bought most frequently for the following model years: 2005, 2004, 2002, and 2001.

What are the cheapest Fuel and Emissions Systems for my 2003 Freightliner XC?

The cheapest 2003 Freightliner XC Fuel and Emissions Systems we carry in stock are:

What types of Fuel and Emissions Systems do you sell for my 2003 Freightliner XC?

As of 3/1/26, these are some of the most in-demand types of Fuel and Emissions Systems for a 2003 Freightliner XC:

Can I get help with 2003 Freightliner XC 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 Freightliner Fuel and Emissions Systems and more.

What is your return policy for Freightliner XC Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new Freightliner XC 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.