Fuel Injectors

Filter

O-Ring

Part Number: 16618-5CA0A
Infiniti Infiniti
Other Names: Injector O-Ring, Fuel Injector O-Ring, Seal O-Ring
Description: Q50. 3.0l. Upper. QX60. 3.5l. Top.
MSRP $9.87
$8.29

O-Ring

Part Number: 16618-1LA0C
Infiniti Infiniti
Other Names: Fuel Injector O-Ring, Injector O-Ring, Seal O-Ring
Description: Q50. 3.0l. Lower. QX80. QX60. 3.5l. Bottom. QX56.
MSRP $12.15
$10.21
Backordered
Backordered

Injector Insulators

Part Number: 1663672P00
Infiniti Infiniti
Other Names: Insulater
Description: Q45. Lower. G20. I30.
MSRP $3.63
$3.05

Clamp Injector

Part Number: 175717Y00A
Infiniti Infiniti
Replaces: 175717y000
MSRP $14.57
$12.24

Injector O-Ring

Part Number: 166183HD0C
Infiniti Infiniti
Other Names: Fuel Injector O-Ring, Seal-O Ring
Description: QX50. Direct injection. Lower. DI Injector. QX55. 2.0l. Pipe.
MSRP $9.33
$7.84

Injector Insulators

Part Number: 1663553J0A
Infiniti Infiniti
Other Names: Insulator-Injector
Replaces: 166352b500, 1663553j00
Description: Q45. Upper. G20. I30. J30.
MSRP $5.95
$5.00
MSRP $29.25
$24.57
MSRP $50.58
$35.81

Injector Insulators

Part Number: 1663688G10
Infiniti Infiniti
Other Names: Insulator-Injector
Replaces: 1663688g00
Description: QX4. Lower.
MSRP $16.50
$13.86

Injector Insulators

Part Number: 1663641B00
Infiniti Infiniti
Other Names: Insulator-Injector
Replaces: 166364b000
Description: Q45. Lower.
Backordered

No results found for "Fuel Injector". Here are some helpful search tips:

  • Search by a part name. Example: water pump.
  • Be less specific. Example: brake instead of ceramic brake.
  • Remove information such as make, year or model.
  • Can't find the part you are looking for? Contact us and we'll find it for you!


Fuel Injectors: Precision Fuel Delivery for Peak Performance

When it comes to keeping your car running great, INFINITI of Massapequa knows you want the best. Your fuel injectors deliver precisely measured amounts of gasoline directly into each cylinder at exactly the right moment for combustion. These electronically controlled components open and close thousands of times per minute, spraying atomized fuel that mixes with incoming air. Without properly functioning injectors, your engine would run poorly, consume excessive fuel, or fail to start entirely.

How Electronic Fuel Injection Works

Your fuel injectors receive electrical signals from the engine control module that determine when and how long they remain open. Each injector contains a solenoid that lifts a needle valve off its seat, allowing pressurized fuel to spray through a precisely engineered nozzle. The spray pattern and fuel volume are calibrated specifically for your engine's displacement and performance requirements. Modern injectors can open and close in milliseconds, delivering fuel with incredible accuracy while maintaining consistent spray patterns throughout their operation.

Understanding Injector Failure and Replacement Timing

Fuel injectors typically last 80,000 to 120,000 miles before requiring replacement due to normal wear or contamination buildup from poor fuel quality. Carbon deposits can clog the tiny spray holes, while worn internal seals allow fuel to leak internally and affect performance. Electrical problems in the solenoid windings prevent proper operation, causing engine misfires and rough idling. The fuel pump supplies the pressure your injectors need to function correctly, so both components must work together for smooth engine operation.

Genuine INFINITI Injectors Deliver Superior Performance

Genuine INFINITI fuel injectors are manufactured to exact specifications with precise flow rates and spray patterns designed specifically for your engine. Aftermarket injectors often use inferior materials, incorrect flow calibrations, or poor-quality solenoids that fail prematurely and damage other engine components. Vehicles like the QX30 and Q30 require exact fuel delivery specifications that only genuine parts can provide consistently over time. Get out of the garage and back on the road in no time with genuine OEM parts from INFINITI of Massapequa.