Air Intake & Fuel System

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Cap, Fuel, Vented N/clip N/lock 3841301C91 - International
positive OEM
Part# 3841301C91
Part# 3841301C91
In Stock
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$119.82
3841301C91 3841301C91
Fitting, Fuel Line, Outlet 90 Deg Elbow, Voss 3559213C2 - International
positive OEM
Part# 3559213C2
Part# 3559213C2
In Stock
shipping-move
$43.22
3559213C2 3559213C2
Hose, Air, Flexible Charged Air Cooled, 3-1/2 Dia 3610350C1 - International
positive OEM
Part# 3610350C1
Part# 3610350C1
In Stock
shipping-move
$106.13
3610350C1 3610350C1
DUCT AS 432-3857 - CAT
positive OEM
CAT
Part# 432-3857
Part# 432-3857
In Stock
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$4,607.85
432-3857 432-3857
Fitting-90 Deg Normaquick Ps3, Nw12-3 07028017012FTG - Paccar
positive OEM
Part# 07028017012FTG
Part# 07028017012FTG
In Stock
shipping-move
$11.58
07028017012FTG 07028017012FTG
Rectangular Fuel Tank Step K82-6007 - Paccar
positive OEM
Part# K82-6007
Part# K82-6007
In Stock
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$457.11
K82-6007 K82-6007
O-Ring 910005DVC - Davco
positive OEM
Part# 910005DVC
Part# 910005DVC
In Stock
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$15.00
910005DVC 910005DVC
Kit-Wif Assembly, Replacement RK56237 - Paccar
positive OEM
Part# RK56237
Part# RK56237
In Stock
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$95.75
RK56237 RK56237
Tube,Fuel Supply 5575374 - Cummins
positive OEM
Part# 5575374
Part# 5575374
In Stock
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$132.48
5575374 5575374
Fuel Pro 382 Rebuild Kit 382162DAV - Paccar
positive OEM
Part# 382162DAV
Part# 382162DAV
In Stock
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$180.11
382162DAV 382162DAV
Check Valve Assembly 103071DVC - Davco
Part# 103071DVC
Part# 103071DVC
In Stock
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$30.65
103071DVC 103071DVC
Air Filter Element, Lt/hx 2515573C1 - International
Part# 2515573C1
Part# 2515573C1
In Stock
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$140.81
2515573C1 2515573C1
Air Cleaner 21306498 - Mack
positive OEM
Part# 21306498
Part# 21306498
In Stock
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Special Price $383.82 Regular Price $412.30
21306498 21306498
Air Cleaner Cover Assembly 2191-P600116 - Mack
positive OEM
Part# 2191-P600116
Part# 2191-P600116
In Stock
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Special Price $34.09 Regular Price $35.34
2191-P600116 2191-P600116
Valve, Pressure Relief 5491245 - Cummins
positive OEM
Part# 5491245
Part# 5491245
In Stock
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Special Price $322.29 Regular Price $348.83
5491245 5491245
Air Intake Manifold X15 5571051 - Cummins
positive OEM
Part# 5571051
Part# 5571051
In Stock
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Special Price $905.39 Regular Price $1,034.66
5571051 5571051
Flexible Hose 5259541 - Cummins
positive OEM
Part# 5259541
Part# 5259541
In Stock
shipping-move
$107.32
5259541 5259541
Hand Throttle Multi Turn Control MH2000 317901-10CS-61 - Kongsberg Automotive
Part# 317901-10CS-61
Part# 317901-10CS-61
In Stock
shipping-move
$237.29
317901-10CS-61 317901-10CS-61
Hose - Convoluted, Charge Air Cooler,4 Ply, Nomax With Silicone A-680-501-00-82 - Freightliner
positive OEM
Part# A-680-501-00-82
Part# A-680-501-00-82
In Stock
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Special Price $40.12 Regular Price $47.06
A-680-501-00-82 A-680-501-00-82
Wiring Harness - Fuel Indicator,Jumper,Lin Res, A66-06597-048 - Freightliner
positive OEM
Part# A66-06597-048
Part# A66-06597-048
In Stock
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Special Price $14.76 Regular Price $19.47
A66-06597-048 A66-06597-048
Cap - Fuel Tank , Wws Diesel Chrome Cap Kit 249-13-02 - GT Development
positive OEM
Part# 249-13-02
Part# 249-13-02
In Stock
shipping-move
$205.87
249-13-02 249-13-02
Banjo Connector Screw 5572257 - Cummins
positive OEM
Part# 5572257
Part# 5572257
In Stock
shipping-move
$26.08
5572257 5572257
Sealing Washer 4975432 - Cummins
positive OEM
Part# 4975432
Part# 4975432
In Stock
shipping-move
Special Price $2.74 Regular Price $3.31
4975432 4975432
Pressure Regulator Valve 4384010 - Cummins
positive OEM
Part# 4384010
Part# 4384010
In Stock
shipping-move
$309.04
4384010 4384010
Left side
Air Cleaner Panel R64-1689-110 - Kenworth
positive OEM
Part# R64-1689-110
Part# R64-1689-110
In Stock
shipping-move
$124.62
R64-1689-110 R64-1689-110
Air Cleaner - Disposable 094973-007 - Freightliner
positive OEM
Part# 094973-007
Part# 094973-007
In Stock
shipping-move
$168.28
094973-007 094973-007
Air Filter - 11X18 Eco Filter 094973006 - Racor
positive OEM
Part# 094973006
Part# 094973006
In Stock
shipping-move
Special Price $151.84 Regular Price $162.99
094973006 094973006
Cooler - Fuel,Aluminum 03-43999-000 - Freightliner
positive OEM
Part# 03-43999-000
Part# 03-43999-000
In Stock
shipping-move
Special Price $114.65 Regular Price $132.34
03-43999-000 03-43999-000
Air Cleaner - 8X25 Power Core, Engine Mounted 03-42930-000 - Freightliner
positive OEM
Part# 03-42930-000
Part# 03-42930-000
In Stock
shipping-move
Special Price $761.11 Regular Price $793.63
03-42930-000 03-42930-000
Elbow - Pipe, Air Intake 90Deg,4 Inch-4 Inch-Cobra 03-38369-000 - Freightliner
positive OEM
Part# 03-38369-000
Part# 03-38369-000
In Stock
shipping-move
Special Price $29.30 Regular Price $36.92
03-38369-000 03-38369-000
Fitting - Tee, Fuel System, 6 X 6 X 0.375 03-22305-001 - Freightliner
positive OEM
Part# 03-22305-001
Part# 03-22305-001
In Stock
shipping-move
Special Price $32.43 Regular Price $38.94
03-22305-001 03-22305-001
Sender - Fuel, 16 Tan, Kit 608199 - ISSPRO
positive OEM
Part# 608199
Part# 608199
In Stock
shipping-move
$82.74
608199 608199
Vent - Fuel 03-43418-000 - Freightliner
positive OEM
Part# 03-43418-000
Part# 03-43418-000
In Stock
shipping-move
Special Price $50.13 Regular Price $56.00
03-43418-000 03-43418-000
Cap - Fuel, Chrome, Locking 2 Tanks 03-34467-007 - Freightliner
positive OEM
Part# 03-34467-007
Part# 03-34467-007
In Stock
shipping-move
Special Price $197.26 Regular Price $221.10
03-34467-007 03-34467-007
Charge Air Cooler Hose 01-34726-000 - Freightliner
positive OEM
Part# 01-34726-000
Part# 01-34726-000
In Stock
shipping-move
Special Price $151.99 Regular Price $166.86
01-34726-000 01-34726-000
Air Filter AF25345 - Paccar
positive OEM
Part# AF25345
Part# AF25345
In Stock
shipping-move
Special Price $64.22 Regular Price $72.96
AF25345 AF25345

What is the Air & Fuel System in trucks?

The air and fuel system is one of the most important components of the engine in any vehicle, responsible for providing an optimal mixture of air and fuel to allow for efficient combustion and power generation. It plays a crucial role in the overall performance of your truck, its fuel efficiency, as well as its emission levels.

The air and fuel system in trucks and semis is a complex system, composed of many parts. Making sure all of them are replaced in time and well-maintained will allow your vehicle to remain safe and efficient on the road, allowing you to save money on fuel and repairs.

Main components of Air & Fuel Systems in trucks and semis

The air intake system is one of the most basic components of every air and fuel system in trucks and semis. The system draws in fresh air from outside, filters it to remove dust and debris, and directs it into the engine’s combustion chamber. Its key parts include the air filter, intake manifold, and throttle body, all of which need to be well-maintained at all times.

Just as the air intake system provides air to the engine, the fuel delivery system provides fuel. It includes the fuel tank, fuel pump, fuel filter, fuel lines, and fuel injectors - or a carburetor in older trucks. The fuel pump sends fuel from the tank through the fuel filter and lines to the injectors (or carburetor), which mix fuel and air to create an efficient mixture that enters the combustion chamber.

Maintaining your Air & Fuel System

By keeping the air and fuel system well-maintained, truck owners can ensure better engine performance, fuel efficiency, and safety, all essential for the truck’s long-term operation. Replace all the essential parts when necessary, and your truck will thank you for it.

You can find a wide range of air and fuel system parts at Big Rig World, with many options for different types of vehicles. From tubes and hoses to valves and fuel pumps, Big Rig World offers a variety of high-quality parts for trucks and semis at affordable prices.