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OEM GM Fuel Injectors

55596707 - : Fuel Injector Insulator for GM Image

Fuel Injector Insulator

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$35.17
MSRP $47.46
Save $12.29
25.9% Off
12612217 - : Fuel Injector O-Ring for GM Image

Fuel Injector O-Ring

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$18.86
MSRP $27.94
Save $9.08
32.5% Off
13576410 - : Fuel Injector Pigtail for GM Image

Fuel Injector Pigtail

Protective outer coverings help provide long-lasting durability Color-coded wires allow for easy installation
$58.51
MSRP $90.02
Save $31.51
35% Off
25181801 - : Fuel Injector Retainer for GM Image

Fuel Injector Retainer

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$4.32
MSRP $6.40
Save $2.08
32.5% Off
55484444 - : Fuel Injector O-Rings for GM Image

Fuel Injector O-Rings

Cascada. Helps provide a seal to prevent fuel leaks Helps seal combustion chamber from the elements This GM Genuine Part is designed,...
$59.97
MSRP $92.26
Save $32.29
35% Off
12662113 - : Fuel Injector Clip for GM Image

Fuel Injector Clip

$3.20
MSRP $4.18
Save $0.98
23.4% Off
12719354 - : Fuel Injector Connector for GM Image

Fuel Injector Connector

6.6L gas, injector.
$30.19
MSRP $40.72
Save $10.53
25.9% Off
97303764 - : Fuel Injector Retainer for GM Image

Fuel Injector Retainer

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$34.88
MSRP $47.08
Save $12.20
25.9% Off
12698348 - : Fuel Injector Retainer for GM Image

Fuel Injector Retainer

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.65
MSRP $32.08
Save $10.43
32.5% Off
12662990 - : Fuel Injector Connector for GM Image

Fuel Injector Connector

$118.68
MSRP $166.55
Save $47.87
28.7% Off
97361352 - : Fuel Injector Rail for GM Image

Fuel Injector Rail

All models. Right. Silverado, sierra. 6.6l. Express, savana. 6.6l diesel. This part requires programming and/or special setup procedures...
$421.63
MSRP $714.61
Save $292.98
41% Off
12665136 - : Fuel Injector O-Rings for GM Image

Fuel Injector O-Rings

Seals. Volt. Helps provide a seal to prevent fuel leaks Helps seal combustion chamber from the elements
$2.90
MSRP $4.30
Save $1.40
32.6% 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.