Air & Fuel System

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  1. Pump-Fuel Lift 1939435PE - Paccar Engine
    Price $487.79
    Ships Today
  2. Fuel Pump Tester 5573247 - Cummins
    Cummins Fuel Pump Tester 5573247
    Part# 5573247 OLD# 3164621
    Price $358.87
    Ships Today
  3. Fuel Pump Support 3687025 - Cummins
    Price $56.49
    Ships Today
  4. Pump-Fuel Lift 1811057PEX - Paccar Engine

    Core charge

    Price $487.79
    Ships Today
  5. Reman Fuel Injector Pump 10R-8899 - CAT

    Core charge

    Price $1,988.01
    Ships within 72 hours
  6. Fuel Pump Repair Kit - Standard 5406130 - Cummins
    Price $441.37
    Ships within 72 hours
  7. Fuel Pump Gear 2897458 - Cummins
    Price $271.47
    Ships within 72 hours
  8. Fuel Pump 5594625 - Cummins
    Cummins Fuel Pump 5594625
    Part# 5594625 OLD# 5572108
    Price $8,508.86
    Ships within 72 hours
  9. Fuel Pump Support 3686876 - Cummins
    Price $45.58
    Ships within 72 hours
  10. Pump - Fuel Transfer 384-8612 - CAT
    Price $365.67
    Ships within 72 hours
  11. Pump Assembly, Steering & Fuel Lift 2258614PE - Paccar Engine
    Price $1,267.64
    Ships within 72 hours
  12. Fuel Filter Cap A9900920108 - Detroit Diesel
    Detroit Diesel Fuel Filter Cap A9900920108
    Part# A9900920108 OLD# A0000925208
    Price $19.80
    Ships within 72 hours
  13. Fuel Filter Cap A9900920008 - Detroit Diesel
    Detroit Diesel Fuel Filter Cap A9900920008
    Part# A9900920008 OLD# A0000900087
    Price $14.34
    Ships within 72 hours
  14. Hi Pr Line A9360708032 - Detroit Diesel
    Price $51.09
    Ships within 72 hours
  15. Hipress Line A9360707932 - Detroit Diesel
    Price $51.09
    Ships within 72 hours
  16. Metering Pmp A9360700037 - Detroit Diesel
    Price $940.72
    Ships within 72 hours
  17. Fuel Pipe A9060903176 - Detroit Diesel
    Price $298.40
    Ships within 72 hours
  18. Seal Holder A9060530358 - Detroit Diesel
    Price $11.02
    Ships within 72 hours
  19. Cover A9040741247 - Detroit Diesel
    Detroit Diesel Cover A9040741247
    Part# A9040741247 OLD# -
    Price $129.07
    Ships within 72 hours
  20. Cover A9040740947 - Detroit Diesel
    Detroit Diesel Cover A9040740947
    Part# A9040740947 OLD# -
    Price $114.37
    Ships within 72 hours
  21. Nut, High Pressure Fuel Pump Gear A6249900051 - Detroit Diesel
    Price $7.22
    Ships within 72 hours
  22. Inj Line A6010703733 - Detroit Diesel
    Price $198.40
    Ships within 72 hours
  23. Cover A4730100167 - Detroit Diesel
    Detroit Diesel Cover A4730100167
    Part# A4730100167 OLD# -
    Price $192.04
    Ships within 72 hours
  24. Non-Rtn Vlv A4720980057 - Detroit Diesel
    Price $84.96
    Ships within 72 hours
  25. Metal Seal A4720780480 - Detroit Diesel
    Detroit Diesel Metal Seal A4720780480
    Part# A4720780480 OLD# A4720780180
    Price $14.93
    Ships within 72 hours
  26. Bolt/Clmp Kt A4720780335 - Detroit Diesel
    Price $28.03
    Ships within 72 hours
  27. Timing Plate A4720770709 - Detroit Diesel
    Detroit Diesel Timing Plate A4720770709
    Part# A4720770709 OLD# A4720770409
    Price $6.75
    Ships within 72 hours
  28. Timing Plate, High Pressure Fuel Pump A4720770609 - Detroit Diesel
    Price $9.28
    Ships within 72 hours
  29. Plate A4720770509 - Detroit Diesel
    Detroit Diesel Plate A4720770509
    Part# A4720770509 OLD# -
    Price $11.91
    Ships within 72 hours
  30. F/Pmp Gear A4720770214 - Detroit Diesel
    Price $301.57
    Ships within 72 hours
  31. Bracket A4720761540 - Detroit Diesel
    Price $17.28
    Ships within 72 hours
  32. Bracket-Dbpc A4720761140 - Detroit Diesel
    Price $18.32
    Ships within 72 hours
  33. Line, Doser Block Fuel Supply A4720708632 - Detroit Diesel
    Price $84.96
    Ships within 72 hours
  34. Rtn Line Kit A4720708332 - Detroit Diesel
    Price $592.57
    Ships within 72 hours
  35. Fuel Line A4720707332 - Detroit Diesel
    Price $169.83
    Ships within 72 hours
  36. Fuel Line A4720707232 - Detroit Diesel
    Price $163.47
    Ships within 72 hours
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What is the Air & Fuel System in trucks?

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.