1999 Freightliner MT45 Fuel and Emissions Systems
Find Your Specific 1999 Freightliner MT45 Fuel and Emissions Systems
Below you will find various in-demand Freightliner Fuel and Emissions Systems, components and accessories for your 1999 MT45. Advance Auto Parts has popular MT45 parts like Fuel Injectors, Air Flow Sensors, Diesel Fuel Injectors and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other MT45 model years including
2013,
2014,
2015,
2016,
2017,
2018,
2019,
2021,
2022 and more. Select a category of 1999 Freightliner MT45 Fuel and Emissions Systems below and start saving instantly.
Popular 1999 Freightliner MT45 Fuel and Emissions Systems Categories
Essential Fuel and Emissions Systems for 1999 Freightliner MT45s
Carquest Premium – Fuel/Water Separator Spin-on with Drain (Part No.86813)
from
$81.99
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:
See More
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
- Includes Integral Post Seal
Dorman – HD Solutions – Manifold Air Pressure Sensor (Part No.904-7124)
from
$103.99
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:
See More
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
Carquest Premium – Extra-Large, Extended-Mileage Fuel/Water Separator Element (Part No.86651XE)
from
$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:
See More
Product Features:
- Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
- Made in USA
Carquest Premium – Diesel Exh Fluid Kit (Part No.96877)
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:
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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
Carquest Premium – Carquest Diesel Exhaust Fluid Filter for SCR Systems (Part No.96679)
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:
See More
Product Features:
- Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
- Contains Plug and Filter Removal Tool
Delphi – Fuel Injector (Part No.EX631063)
from
$145.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
Product Features:
See More
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
Upgrade your 1999 Freightliner MT45 with Top-Quality Fuel and Emissions Systems
When it comes to maintaining or upgrading your 1999 Freightliner MT45, 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 MT45 functioning at its best. At Advance Auto Parts, we offer a wide selection of 5 Fuel and Emissions Systems for the 1999 Freightliner MT45, designed to meet your needs without breaking the bank.
From
Fuel Injector
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 1999 Freightliner MT45 at great prices.
Our Fuel and Emissions Systems inventory for this model
ranges from just $44.99 to $145.99, with
an average price of $96.79.
Our 5 Fuel and Emissions Systems in stock come from 3 trusted brands, so you’re sure to find the right part for your 1999 Freightliner MT45 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 1999 Freightliner MT45 is always ready to roll. We’re committed to providing you with everything you need to keep your MT45 in top shape, all in one place.
Start shopping confidently below for your 1999 Freightliner MT45!
Best-Selling Fuel Injectors for 1999 Freightliner MT45s
Enhance the driving experience in your Freightliner with 1 quality Fuel Injector components, starting at $145.99.
Delphi – Fuel Injector (Part No.EX631063)
from
$145.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
Product Features:
See More
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
Most Popular 1999 Freightliner MT45 Air Flow Sensors
Customize your Freightliner with 1 Air Flow Sensors products
like MAP-Barometric Pressures, all
priced under $103.99.
Dorman – HD Solutions – Manifold Air Pressure Sensor (Part No.904-7124)
from
$103.99
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:
See More
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
Top Picks for 1999 Freightliner MT45 Diesel Fuel Injectors
Upgrade Freightliner MT45s with top-quality Diesel Fuel Injectors parts, including 1 OEM and aftermarket selections for your 1999 model.
Carquest Premium – Carquest Diesel Exhaust Fluid Filter for SCR Systems (Part No.96679)
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:
See More
Product Features:
- Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
- Contains Plug and Filter Removal Tool
In-Demand Fuel Pumps for 1999 Freightliner MT45s
Select from 2 premium Fuel Pumps parts for your 1999 Freightliner MT45, with prices ranging from $44.99 to $81.99.
Carquest Premium – Extra-Large, Extended-Mileage Fuel/Water Separator Element (Part No.86651XE)
from
$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:
See More
Product Features:
- Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
- Made in USA
Carquest Premium – Fuel/Water Separator Spin-on with Drain (Part No.86813)
from
$81.99
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:
See More
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
- Includes Integral Post Seal
FAQs for 1999 Freightliner MT45 Fuel and Emissions Systems
Which Fuel and Emissions Systems are best-sellers for 1999 Freightliner MT45s?
Out of 5 Fuel and Emissions Systems that fit 1999 Freightliner MT45s, the following parts are the top sellers:
- Extra-Large, Extended-Mileage Fuel/Water Separator Element (10556575) – $44.99
- Carquest Diesel Exhaust Fluid Filter for SCR Systems (12005494) – $106.99
- Fuel/Water Separator Spin-on with Drain (10693779) – $81.99
What’s the price range for 1999 Freightliner MT45 Fuel and Emissions Systems?
Fuel and Emissions System prices for the 1999 Freightliner MT45 start at $44.99 and go up to $145.99 for the most premium parts.
What’s the average price of a Fuel and Emissions System for a 1999 Freightliner MT45?
The average price for Fuel and Emissions Systems for the 1999 Freightliner MT45 is $96.79. 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 MT45 model years?
What are the cheapest Fuel and Emissions Systems for my 1999 Freightliner MT45?
The cheapest 1999 Freightliner MT45 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 (10693779) – $81.99
- Manifold Air Pressure Sensor (11412367) – $103.99
- Carquest Diesel Exhaust Fluid Filter for SCR Systems (12005494) – $106.99
- Fuel Injector (11126216) – $145.99
What types of Fuel and Emissions Systems do you sell for my 1999 Freightliner MT45?
As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 1999 Freightliner MT45:
Can I get help with 1999 Freightliner MT45 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 MT45 Fuel and Emissions Systems?
Advance Auto Parts keeps returns simple. For new Freightliner MT45 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.
