What is the low beam headlight bulb size for a 2018 Infiniti QX30?

The 2018 Infiniti QX30 uses a H9 LED bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2018 Infiniti QX30?

The high beam bulb size for the 2018 Infiniti QX30 is H9 LED.

Why are my 2018 Infiniti QX30 headlights dim?

Dim headlights on a 2018 Infiniti QX30 can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H9 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2018 Infiniti QX30 fog light?

The 2018 Infiniti QX30 uses a LED Fog Light bulb for the fog light position.

Is the 2018 Infiniti QX30 single or dual beam?

The 2018 Infiniti QX30 uses a single bulb (dual filament) headlight system. This means one bulb controls both high and low beams.

Can I install LED bulbs on my 2018 Infiniti QX30?

Yes, the 2018 Infiniti QX30 comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H9 LED LED conversion kit for the low beams.

Does the 2018 Infiniti QX30 have fog lights?

Yes, the 2018 Infiniti QX30 takes a LED Fog Light bulb for the fog light position.

Did the 2018 Infiniti QX30 change headlight bulb sizes from the previous year?

No — the 2018 Infiniti QX30 uses the same bulb sizes as the 2017 model. This configuration has been consistent across the 2017–2019 generation.

How do I change the headlight on a 2018 Infiniti QX30?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old H9 LED bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2018 Infiniti QX30?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved H9 LED LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 2018 Infiniti QX30 headlights?

A pair of halogen H9 LED bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 2018 Infiniti QX30?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the H9 LED position are available as direct plug-and-play replacements.

The 2018 Infiniti QX30 shares its bulb sizes with the 2017–2019 generation.

Fitment Guaranteed for 2018 Infiniti QX30

What Size Bulbs Does a 2018 Infiniti QX30 Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Moderate (Dust covers often present)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 2018 Infiniti QX30 Have?

Owners of the 2018 Infiniti QX30 will find a total of 11 lighting elements throughout the vehicle's exterior. It features an extensive lighting system powered by a halogen-based setup where a single H9 LED dual-filament bulb handles both low and high beam duties within the same reflector. This model belongs to the mid years of the QX30's 2017-2019 production span.

Can You Put LED Bulbs in a 2018 Infiniti QX30?

Upgrading to LED is one of the most effective ways to modernize your Infiniti's appearance and safety profile. Since your QX30 uses a single H9 LED bulb for both high and low beams, ensure your chosen LED kit is "dual-beam" compatible. This allows the LED circuitry to mimic the two-filament design of the original halogen bulb. Don't forget the LED Fog Light fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2018 Infiniti QX30 Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H9 LED	Buy H9 LED →
High Beam	H9 LED	Buy H9 LED →
Fog Light	LED Fog Light	Buy LED Fog Light →
Brake Light	LED Bulb	Buy LED Bulb →
Side Marker	LED Bulb	Buy LED Bulb →
Turn Signal Front	12181NA LED	Buy 12181NA LED →
Turn Signal Rear	LED Bulb	Buy LED Bulb →
License Plate	LED Bulb	Buy LED Bulb →
Parking Light	LED Bulb	Buy LED Bulb →
Reverse Light	LED Bulb	Buy LED Bulb →
Trunk Light	LED Light	Buy LED Light →

How do the 2018 Infiniti QX30's bulbs compare to other years?

The 2018 Infiniti QX30 uses the same bulbs as the 2017 model.

The 2019 model continues with the same bulb sizes.

This bulb configuration covers the 2017–2019 model years. ← 2017 2019 →

Finding the best installation guide...

Other QX30 Years

2019 2017

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