Skip to content Skip to navigation menu

Your Selected Vehicle

Brands

Show More Show Less

Price

Parts for your 2003 Lexus Is-Headlights

Sort by
Narva H3 Globe Pk22S Arctic Blue 12V 55W 2 Pce - 48633BL2

Narva H3 Globe Pk22S Arctic Blue 12V 55W 2 Pce - 48633BL2

$242
Fitment Notes:
See More
Narva H3 Globe Pk22S Arctic Blue 12V 55W - 48633BL

Narva H3 Globe Pk22S Arctic Blue 12V 55W - 48633BL

$133
Fitment Notes:
See More
Narva D1R Hid Globe 4150K 12 Or 24V 35W - 49305

Narva D1R Hid Globe 4150K 12 Or 24V 35W - 49305

$900
Fitment Notes:
See More
Narva H8 PGJ19-1 Globe 12V 35W - 48076

Narva H8 PGJ19-1 Globe 12V 35W - 48076

$156
Fitment Notes:
See More

Explore 4WD & Adventure

Narva Halogen Globe 24V 75/70W H4 Heavy Duty - 48893

Narva Halogen Globe 24V 75/70W H4 Heavy Duty - 48893

$122
Fitment Notes:
See More
Narva LED Globe 12V 2700K 410Lm Ba15S - 18222BL

Narva LED Globe 12V 2700K 410Lm Ba15S - 18222BL

$100
Fitment Notes:
See More
LED Globe 12V with Reverse Alarm - 72574BL

LED Globe 12V with Reverse Alarm - 72574BL

$106
Fitment Notes:
See More
Narva H3 PK22s Globe 24V 100W - 48731

Narva H3 PK22s Globe 24V 100W - 48731

$76
Fitment Notes:
See More
Narva H2 X511 Globe 24V 70W - 48720

Narva H2 X511 Globe 24V 70W - 48720

$71
Fitment Notes:
See More
Narva H2 X511 Globe 12V 55W - 48420BL

Narva H2 X511 Globe 12V 55W - 48420BL

$61
Fitment Notes:
See More
Narva R5W Bayonet BA15s Premium Globe 24V 5W - 17181BL

Narva R5W Bayonet BA15s Premium Globe 24V 5W - 17181BL

$9
Fitment Notes:
See More
Narva Dash Panel B8.3d Globe 12V 1.2W - 47724

Narva Dash Panel B8.3d Globe 12V 1.2W - 47724

$7
Fitment Notes:
See More
Narva Dash Panel BX8.5d Globe 24V 1.2W - 47786

Narva Dash Panel BX8.5d Globe 24V 1.2W - 47786

$6
Fitment Notes:
See More
Narva Dash Panel B8.4d Globe 12V 1.5W - 47748

Narva Dash Panel B8.4d Globe 12V 1.5W - 47748

$6
Fitment Notes:
See More
Narva H12 PZ20d Globe 12V 53W - 48097
Clearance

Narva H12 PZ20d Globe 12V 53W - 48097

$5
Fitment Notes:
See More
Narva H4 P45t-41 Globe 24V 100/90W - 48994
Clearance

Narva H4 P45t-41 Globe 24V 100/90W - 48994

$2
Fitment Notes:
See More
Narva Semi Sealed 165 X 100mm H4 - 72016

Narva Semi Sealed 165 X 100mm H4 - 72016

$165
Fitment Notes:
See More
Narva Globe Holder PX26d Push On Pre Wired - 1 Pce - 49896

Narva Globe Holder PX26d Push On Pre Wired - 1 Pce - 49896

$21
Fitment Notes:
See More
Repco 10A Smart Battery Charger & Maintainer - RBC10A

Repco 10A Smart Battery Charger & Maintainer - RBC10A

$259
Fitment Notes:
See More
Stedi Type S LED Head Torch - LEDTASK-HTTYPES

Stedi Type S LED Head Torch - LEDTASK-HTTYPES

$65
Fitment Notes:
See More
Showing 1249 - 1287 of 6878 products

Understanding and Maintaining the Headlights on a 2003 Lexus IS

The 2003 Lexus IS is a luxury compact sedan that comes equipped with a well-designed set of headlights, making them an essential part of the vehicle's safety and functionality. Headlights on this model are not just a legal requirement but a crucial component for safe driving, especially during night-time or poor visibility conditions. They provide the driver with adequate illumination of the road ahead and help other road users see the vehicle clearly.

The purpose of headlights on a 2003 Lexus IS is straightforward yet vital. These lights ensure that the driver can spot obstacles, road signs, pedestrians and other vehicles in low light or bad weather. Good headlights also improve reaction time and reduce the risk of accidents. Additionally, the quality and alignment of the headlights affect the aesthetic appeal of the car and contribute to its overall road presence.

While the basic function of headlights is consistent across all vehicles, the 2003 Lexus IS uses projector-style headlights, which were advanced for its time. These lights provide a more focused beam of light compared to traditional reflector headlights, meaning better road visibility with less glare for oncoming drivers. This makes night driving safer for everyone on the road.

Maintaining the headlights on a 2003 Lexus IS should be a regular part of the vehicle's servicing routine. Over time, headlights can get foggy or yellowed due to exposure to sunlight, road debris and weather elements. This reduces the brightness of the light and can compromise safety. Regular cleaning and restoration can keep the headlights clear, bright and performing well.

Checking headlight alignment is another important maintenance step. Misaligned headlights can cause uneven road illumination, creating blind spots and also dazzling other drivers which can lead to dangerous situations. A professional alignment check during service ensures that the headlights illuminate the road correctly without causing issues for others.

Headlight bulbs themselves do not last forever and will eventually need replacement. The 2003 Lexus IS typically uses halogen bulbs, which provide a warm, bright light but have a finite life span. Signs that a bulb is due for replacement include dimming lights, flickering or complete failure to illuminate. It is always a good idea to replace bulbs in pairs to maintain even lighting on both sides.

When replacing bulbs, it is important to use the correct OEM or high-quality aftermarket parts designed specifically for the 2003 Lexus IS. This ensures compatibility, optimal brightness and longevity. Installing incorrect bulbs or low-quality alternatives can lead to poor light output, quicker failure and potential electrical issues.

Upgrading to higher performance bulbs or even LED conversion kits is an option that some owners consider, but it's essential to ensure that these upgrades comply with local road laws and regulations to avoid fines or safety hazards. Professional installation and alignment are critical with any upgrade to maintain proper beam pattern and light intensity.

One handy tip for maintaining headlights is to periodically check the headlight covers for cracks or damage. Even small cracks can allow moisture to get inside, causing the bulbs to fail prematurely or fogging the lens. Replacing damaged headlight assemblies or repairing seals promptly keeps the lights functioning properly and prevents more costly repairs down the track.

During routine vehicle servicing, mechanics often inspect the headlights as part of the standard safety check. This includes testing the bulb operation, lens condition, alignment and electrical connections. If the headlights fail any of these checks, they will advise on repairs or replacements needed to keep the vehicle safe and roadworthy.

Good headlights are a key part of the 2003 Lexus IS driving experience and should never be overlooked. They improve the driver's vision, help avoid accidents and make the car look great too. Keeping them clean, aligned and in good working order is straightforward but pays dividends in safety and peace of mind.