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OEM GM Fuel Injectors

19304535 - : Multi-Port Fuel Injector Assembly for GM Image

Multi-Port Fuel Injector Assembly

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$144.13
MSRP $240.22
Save $96.09
40% Off
55485152 - : Multiport Fuel Injector Bracket for GM Image

Multiport Fuel Injector Bracket

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.79
MSRP $8.58
Save $2.79
32.5% Off
12641590 - : Fuel Injector Vacuum Switch for GM Image

Fuel Injector Vacuum Switch

Signals the PCM to monitor fuel supplied to the engine Designed to accurately monitor fuel tank pressure
$45.14
MSRP $69.44
Save $24.30
35% Off
97207227 - : Fuel Injector Wiring Harness for GM Image

Fuel Injector Wiring Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$318.92
MSRP $531.54
Save $212.62
40% Off
12582219 - : Multi-Port Fuel Injector Assembly for GM Image

Multi-Port Fuel Injector Assembly

Cobalt. 2.2l. Federal. Exc.pzev spec. Incl.Retainer. Atomizes fuel into the engine's intake manifold or cylinders, as part of the fuel...
$73.41
MSRP $117.46
Save $44.05
37.5% Off
55572750 - : Fuel Injector Wiring Harness for GM Image

Fuel Injector Wiring Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$83.05
MSRP $116.56
Save $33.51
28.7% Off
12662564 - : Direct Fuel Injector Assembly for GM Image

Direct Fuel Injector Assembly

Impala. 2.5l. Federal. Canyon, Colorado. 2.5l. Malibu. 2.5l. ATS. 2.5l. California. Bin 4 (code nu5). Exc.Calif. Incl.O-Rings And Seals....
$118.21
MSRP $189.14
Save $70.93
37.5% Off
19420334 - : Nominal-Flow Multiport Fuel Injector for GM Image

Nominal-Flow Multiport Fuel Injector

Atomizes fuel into the engine's intake manifold or cylinders, as part of the fuel and engine management system Allows for a quick...
$97.93
MSRP $156.68
Save $58.75
37.5% Off
55585712 - : Multi-Port Fuel Injector Assembly for GM Image

Multi-Port Fuel Injector Assembly

Cruze. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools...
$520.40
MSRP $882.04
Save $361.64
41% Off
12655674 - : Multi-Port Fuel Injector Assembly for GM Image

Multi-Port Fuel Injector Assembly

Spark. Atomizes fuel into the engine's intake manifold or cylinders, as part of the fuel and engine management system Allows for a quick...
$39.35
MSRP $60.54
Save $21.19
35% Off
92265127 - : Fuel Injector Wiring Harness for GM Image

Fuel Injector Wiring Harness

Cng. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$82.10
MSRP $115.24
Save $33.14
28.8% Off
19421482 - : Indirect Fuel Injector Assembly for GM Image

Indirect Fuel Injector Assembly

Silverado, sierra. Without dual turbo.
$247.45
MSRP $412.42
Save $164.97
40% Off

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Other Engine Parts that Fuel Injectors Work With

One of the most important parts of an engine is the fuel injector, which supplies fuel to the combustion chamber. They are not autonomous. Fuel injectors are one of several engine components that collaborate to guarantee fuel supply efficiency, combustion perfection, and peak performance.

Fuel Pressure Regulator

A fuel pressure regulator is used to keep the fuel rail, which houses the fuel injectors, at the proper pressure. The fuel injectors must be subjected to constant pressure for precise fuel distribution. Fuel injection pressure issues can negatively impact engine performance and efficiency, resulting in either excess fuel or a deficiency.

Engine Control Unit

Several engine functions, including fuel injection, are controlled by the Engine Control Unit (ECU), which is like the machine's brain. It finds the best time and amount to inject fuel based on data from several sensors. To achieve optimal combustion and performance, the ECU modifies the injectors' activity according to engine speed, load, and temperature variables.

Fuel Pump

It is the job of the fuel pump to transfer fuel under pressure from the fuel tank to the fuel injectors. Maintaining a steady and controlled fuel flow enables the injectors to deliver exact quantities of fuel to the combustion chamber. The fuel injectors wouldn't get the required fuel if the pump weren't working.

Intake Manifold

The air-fuel mixture is sent to the engine's cylinders through the intake manifold from the fuel injectors. It checks that the mixture is delivered to each cylinder in the right proportion for combustion. Improved engine performance and gas mileage are outcomes of an intake manifold's careful design, which maximizes airflow and fuel distribution.

Ignition Plugs

The fuel injectors feed an air-fuel combination to the combustion chamber, where spark plugs ignite it. For smooth engine operation, efficient combustion, and power output, spark timing is crucial. The fuel injectors and spark plugs must work in tandem for the engine to function at its best.

Your vehicle's engine will run more efficiently and last longer if you know how fuel injectors interact with these components. You can keep your engine in top shape by performing routine maintenance and replacing these parts as they wear out.