Genuine Infiniti FX50 Fuel Injector O-Ring

Gas Injector Seal

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6 Fuel Injector O-Rings found

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Infiniti FX50 O Ring Seal
Part Number: 16618-JA10A
$8.46 MSRP: $11.37
You Save: $2.91 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal-O Ring; Injector O-Ring, O-Ring
- Warranty: This genuine part is guaranteed by Infiniti's factory warranty.
Fits the following Vehicles:
- 2009-2013 Infiniti FX50 | Base, Premium, Sport | 6 Cyl 3.5L, 6 Cyl 3.7L, 8 Cyl 5.0L | VK50VE, VQ35HR, VQ37VHR
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Infiniti FX50 Seal O Ring
Part Number: 16618-10V10
$5.22 MSRP: $7.01
You Save: $1.79 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal-O Ring
- Warranty: This genuine part is guaranteed by Infiniti's factory warranty.
Fits the following Vehicles:
- 2009-2013 Infiniti FX50 | Base, Premium, Sport | 6 Cyl 3.5L, 6 Cyl 3.7L, 8 Cyl 5.0L | VK50VE, VQ35HR, VQ37VHR
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Infiniti FX50 O Ring Seal
Part Number: 16618-EA000
$4.20 MSRP: $5.65
You Save: $1.45 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal-O Ring; Injector Insulators, Injector O-Ring, O-Ring
- Warranty: This genuine part is guaranteed by Infiniti's factory warranty.
Fits the following Vehicles:
- 2009-2013 Infiniti FX50 | Base, Premium | 6 Cyl 3.5L, 6 Cyl 3.7L | VQ35HR, VQ37VHR
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Infiniti FX50 O Ring Seal
Part Number: 16618-5L300
$9.00 MSRP: $12.10
You Save: $3.10 (26%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Seal-O Ring; Injector Insulators, Injector O-Ring, O-Ring
- Replaces: 16618-5L310
- Warranty: This genuine part is guaranteed by Infiniti's factory warranty.
Fits the following Vehicles:
- 2009-2013 Infiniti FX50 | Premium, Sport | 8 Cyl 5.0L | VK50VE
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Infiniti FX50 O Ring Seal
Part Number: 16618-8J000
$7.85 MSRP: $10.55
You Save: $2.70 (26%)
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Product Specifications
- Other Name: Seal-O Ring
- Manufacturer Note: UPPER COLOR=BLACK
- Replaced by: 16618-8J00A
- Warranty: This genuine part is guaranteed by Infiniti's factory warranty.
Fits the following Vehicles:
- 2009-2013 Infiniti FX50 | Base, Premium | 6 Cyl 3.5L, 6 Cyl 3.7L | VQ35HR, VQ37VHR
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Infiniti FX50 O Ring Seal
Part Number: 16618-FU460
$9.13 MSRP: $12.26
You Save: $3.13 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal-O Ring; Injector O-Ring, O-Ring
- Manufacturer Note: (GREEN)
- Warranty: This genuine part is guaranteed by Infiniti's factory warranty.
Fits the following Vehicles:
- 2009-2013 Infiniti FX50 | Premium, Sport | 8 Cyl 5.0L | VK50VE

Infiniti FX50 Fuel Injector O-Ring

The Fuel Injector O-Ring on the Infiniti FX50 safeguards pressurized fuel flow, giving the V8 clean, leak-free delivery for quicker acceleration. The Fuel Injector O-Ring is made from high-grade elastomer and fits snugly between the injector nozzle and rail, providing a tough barrier against fluctuation in fuel pressure when accelerating hard in an FX50 to redline. Through the retention of that pressure, the Fuel Injector O-Ring assists the electronic multiport system in metering each spray to precision, meaning every Infiniti throttle input feels instantaneous and smooth while exhaust emissions remain low. Initial FX50 models utilized a single Viton type of Fuel Injector O-Ring that withstood moderate heat, but later versions of FX50 moved to direct injection and require a tougher Fuel Injector O-Ring that can handle greater temperature spikes and pounding pulses without shrinking. An Infiniti owner performing routine service doesn't need any special tools to slide on a fresh Fuel Injector O-Ring, despite the upgrades to familiar dimensions. They are an easy fix that restores this important piece of horsepower while also preventing the fuel mist from escaping to engine parts and lowering safety margins. The Fuel Injector O-Ring is compatible with all FX50 models, including the 2009 crossover to the final run. This means that regardless of which Infiniti performance SUV you drive, you can rest assured you will receive a proper fit. The Fuel Injector O-Ring will assist the standard seven-speed gearbox in managing power delivery. The FX50 benefits from a little ring that is known for its reliability, thanks to its high durometer rubber which resists ethanol additives, ozone, and under hood vibration. This ensures FX50 consistently cold starts, a steadier idle, and longer injector life. This small ring is arguably among the optimal sealing products in the Infiniti catalogue. Want fewer smells in your cabin, how about better mileage for everyday driving? This little guardian keeps the Infiniti fuel system sealed tight.

Wondering where to find exceptional quality and economically-priced OEM Infiniti FX50 Fuel Injector O-Ring? You are at the proper online store. We offer all genuine Infiniti FX50 Fuel Injector O-Ring with a manufacturer's warranty at unbeatable prices. Order now and you can get brand-new parts at your door step with our fast shipping times.