Fuel Injectors

16119AR20B - : Throttle Body for Infiniti Image

Throttle Body

Infiniti 16119AR20B
Incl.Electronic Throttle Body Actuator. Q45. With traction control. M45. To 05/04.
Discontinued
172211NM0C - : Filler Neck for Infiniti Image

Filler Neck

Infiniti 172211NM0C
Q60. Sedan. G25, G37. Q40.
Discontinued
172211NC0A - : Filler Neck for Infiniti Image

Filler Neck

Infiniti 172211NC0A
G25, G37. Sedan. G35.
Discontinued
173372L910 - : Hose for Infiniti Image

Hose

Infiniti 173372L910
Emission.
Discontinued
2528040U00 - : Release Switch for Infiniti Image

Release Switch

Infiniti 2528040U00
I30. Fuel door.
Discontinued
226933WY0A - : Oxygen Sensor for Infiniti Image

Oxygen Sensor

Infiniti 226933WY0A
Air-Fuel Ratio Sensor. QX70. 5.0l. Front.
Discontinued
172211NL0C - : Filler Neck for Infiniti Image

Filler Neck

Infiniti 172211NL0C
Q60. Coupe. G25, G37.
Discontinued
172215Y702 - : Filler Neck for Infiniti Image

Filler Neck

Infiniti 172215Y702
I30, I35.
Discontinued

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INFINITI Fuel Injectors: Precision Delivery Components

The vast inventory of genuine OEM parts here at INFINITI of South Bay includes all the components you need to keep your vehicle running great. Fuel injectors represent a critical advancement over older carburetor systems, delivering precisely measured amounts of fuel directly into your engine's combustion chambers. These electronically controlled components atomize fuel into microscopic droplets for efficient burning, resulting in better power, improved fuel economy, and lower emissions. Proper functioning injectors ensure your luxury vehicle maintains the smooth, responsive performance you expect.

How Fuel Injectors Affect Daily Performance

Fuel injectors act as precision valves that open and close hundreds of times per minute, creating a fine mist of fuel that mixes with air for combustion. This systematic delivery occurs under high pressure, requiring exact tolerances to maintain efficiency. Many QX55 and Q60 models utilize sophisticated direct injection technology that enhances power while reducing fuel consumption. These components work in conjunction with fuel pumps to maintain consistent pressure throughout all operating conditions. Without properly functioning injectors, performance suffers immediately through hesitation, rough idling, or poor acceleration.

Watch For Signs Of Failing Injectors

Most fuel injectors last between 50,000-100,000 miles before developing issues, though fuel quality significantly affects longevity. Warning signs include rough idling, stuttering during acceleration, decreased fuel economy, or failed emissions tests. Modern injectors develop deposits from fuel contaminants that restrict spray patterns and reduce efficiency. Computer diagnostics can pinpoint specific cylinders with problematic injection, allowing targeted replacement before more extensive engine damage occurs or driving quality deteriorates further.

Select Factory-Engineered Replacements

Genuine INFINITI fuel injectors provide significant advantages over aftermarket alternatives. Factory injectors match exact flow rates, spray patterns, and electronic specifications required by your vehicle's sophisticated engine management system. Generic injectors might save money initially but often deliver improper fuel amounts that compromise performance, reduce efficiency, and potentially damage expensive catalytic converters. Installing authentic INFINITI components maintains the delicate balance of performance, economy, and emissions control engineered into your luxury vehicle.

Empower your DIY projects or professional repairs with INFINITI of South Bay's reliable product range.