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Parts for your 2003 Lexus Is-Headlights

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Narva H8 Pgj191 Globe 12V 35W - 48076BL

Narva H8 Pgj191 Globe 12V 35W - 48076BL

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$74
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Narva H27 PGJ13 Globe 12V 27W - 48042

Narva H27 PGJ13 Globe 12V 27W - 48042

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$32
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OEX Cable Lug Solder or Crimp REF# 10-6 10Pk - ACX0100FE
OEX

OEX Cable Lug Solder or Crimp REF# 10-6 10Pk - ACX0100FE

$22
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Narva H13 P24-4t Globe 12V 60/55W - 48092

Narva H13 P24-4t Globe 12V 60/55W - 48092

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$109
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Narva H3 Globe Pk22S 12V 55W - 48321BL

Narva H3 Globe Pk22S 12V 55W - 48321BL

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$32
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Narva Semi Sealed Beam Round 146mm Globe Style H4 - 72046

Narva Semi Sealed Beam Round 146mm Globe Style H4 - 72046

$114
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Explore 4WD & Adventure

Narva H1 Globe P14.5S 12V 100W - 48350BL

Narva H1 Globe P14.5S 12V 100W - 48350BL

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$48
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OEX H1 Globe 12V 55W Standard  - GLX16550
OEX

OEX H1 Globe 12V 55W Standard - GLX16550

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$28
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OEX Heat Shrink Standard Red ID: 2.5mm Length: 1.2m - ACX1118
OEX

OEX Heat Shrink Standard Red ID: 2.5mm Length: 1.2m - ACX1118

$9
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HELLA  H11 PGJ19-2 Globe 24V 70W - CG2470

HELLA H11 PGJ19-2 Globe 24V 70W - CG2470

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$47
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OEX Mega Fuse, 100A Bolt On - Single Pack - ACX6521BL
OEX

OEX Mega Fuse, 100A Bolt On - Single Pack - ACX6521BL

$16
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Repco HB4 Globe Blue 12V Bl - RHB4BBL

Repco HB4 Globe Blue 12V Bl - RHB4BBL

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$69
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OEX H4 Globe 12V 60/55W Standard  - GLX16610
OEX

OEX H4 Globe 12V 60/55W Standard - GLX16610

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$36
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OEX Pink Nylon Cable Ties - 4.8mm x 200mm - 100 Pc - ACX1466
OEX

OEX Pink Nylon Cable Ties - 4.8mm x 200mm - 100 Pc - ACX1466

$16
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Stedi Type X Sport Plus Cover Smiley 7 - ST-12-SRT-971

Stedi Type X Sport Plus Cover Smiley 7 - ST-12-SRT-971

$29
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Narva Semi Sealed Beam Round 178mm Globe Style H4 - 72036

Narva Semi Sealed Beam Round 178mm Globe Style H4 - 72036

$113
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Repco PVC Electrical Tape 18mm x 10m Black - CSDRPVC10MBLK

Repco PVC Electrical Tape 18mm x 10m Black - CSDRPVC10MBLK

$3
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OEX D4R 35W HID Globe 6000K - GLXD4R6000K
OEX

OEX D4R 35W HID Globe 6000K - GLXD4R6000K

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$129
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Narva HB3 Globe P20D 12V 100W - 48025BL

Narva HB3 Globe P20D 12V 100W - 48025BL

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$120
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Repco Hir1 Globe 12V 65W Px20D - RHIR1BL-2

Repco Hir1 Globe 12V 65W Px20D - RHIR1BL-2

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$64
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OEX H8, H11 Globe Connector - ACX2591
OEX

OEX H8, H11 Globe Connector - ACX2591

$20
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OEX Mega Fuse, 60A Bolt On - Single Pack - ACX6519BL
OEX

OEX Mega Fuse, 60A Bolt On - Single Pack - ACX6519BL

$16
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Hella 12/24V Globe D3S 35W HID - D3S

Hella 12/24V Globe D3S 35W HID - D3S

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$257
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HELLA Bi Pin G4 Globe 24V 20W - YM2420

HELLA Bi Pin G4 Globe 24V 20W - YM2420

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$103
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OEX D2C 35W HID Globe 4300K - GLXD2C4300K
OEX

OEX D2C 35W HID Globe 4300K - GLXD2C4300K

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$149
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HELLA H8 PGJ19-1 Globe 12V 35W - CE1235

HELLA H8 PGJ19-1 Globe 12V 35W - CE1235

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$53
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OEX H3 Globe 12V 100W Standard  - GLX16380
OEX

OEX H3 Globe 12V 100W Standard - GLX16380

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$15
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Repco HB4 Globe 12V 51W 50 Bl - RHB450BL-2

Repco HB4 Globe 12V 51W 50 Bl - RHB450BL-2

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$54
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Showing 508 - 546 of 6877 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.