What is the low beam headlight bulb size for a 1999 Lexus SC300?

The 1999 Lexus SC300 uses a 9006 bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 1999 Lexus SC300?

The high beam bulb size for the 1999 Lexus SC300 is 9005.

Why are my 1999 Lexus SC300 headlights dim?

Dim headlights on a 1999 Lexus SC300 can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a 9006 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1999 Lexus SC300 fog light?

The 1999 Lexus SC300 typically does not come with factory fog lights in all trim levels. If your vehicle is equipped with them, check the manual as sizes can vary by trim.

Is the 1999 Lexus SC300 single or dual beam?

The 1999 Lexus SC300 uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 1999 Lexus SC300?

Yes, the 1999 Lexus SC300 comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9006 LED conversion kit for the low beams.

Did the 1999 Lexus SC300 change headlight bulb sizes from the previous year?

Yes — the 1999 Lexus SC300 uses different bulb sizes than the 1998 model. The 1999 generation introduced this bulb configuration.

Is the 1999 Lexus SC300 the first or last year to use 9006 bulbs?

The 1999 Lexus SC300 is the only year in the 1999 generation to use the 9006 bulb for the low beam headlight.

How do I change the headlight on a 1999 Lexus SC300?

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 9006 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 1999 Lexus SC300?

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 9006 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 1999 Lexus SC300 headlights?

A pair of halogen 9006 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 1999 Lexus SC300?

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 9006 position are available as direct plug-and-play replacements.

The 1999 Lexus SC300 has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 1999 Lexus SC300

What Size Bulbs Does a 1999 Lexus SC300 Use?

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

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

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

What Lighting System Does the 1999 Lexus SC300 Have?

Lighting on the 1999 Lexus SC300 is managed by a total of 13 bulbs, covering everything from primary headlights to signal indicators. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate 9006 low beam and 9005 high beam bulbs for precise light distribution. This model belongs to the late years of the SC300's 1992-2000 production span.

Can You Put LED Bulbs in a 1999 Lexus SC300?

Upgrading to LED is one of the most effective ways to modernize your Lexus's appearance and safety profile. We recommend starting your upgrade with the 9006 low beams, as they see the most use. Adding a matching 9005 LED kit later will complete the look and ensure consistent lighting performance.

1999 Lexus SC300 Bulb Size Chart

Position	Bulb Size	Shop
Side Marker	194	Buy 194 →
High Beam	9005	Buy 9005 →
Turn Signal Front	1157A	Buy 1157A →
Low Beam	9006	Buy 9006 →
Reverse Light	7440	Buy 7440 →
Brake Light	7440	Buy 7440 →
Turn Signal Rear	7440	Buy 7440 →
Parking Light	168	Buy 168 →
Tail Light	168	Buy 168 →
License Plate	168	Buy 168 →
Door Light	DE3022	Buy DE3022 →
Trunk Light	194	Buy 194 →
Dome Light	DE3175	Buy DE3175 →

How do the 1999 Lexus SC300's bulbs compare to other years?

The 1999 Lexus SC300 changed bulb sizes from 1998. The previous model year used a different configuration.

The 2000 model switched to a different bulb configuration.

This bulb configuration covers the 1999 model years. ← 1998 2000 →

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Other SC300 Years

2000 1998 1997 1996 1995 1994 1993 1992

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9006 Comparisons

9005 vs 9006 9006 vs H11 9006 vs HB4