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8 Years Available

Lexus Is300 Light Bulb Sizes

Complete bulb size reference for the Lexus Is300 from 2001 to 2019. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.

The Lexus is300 changed low beam specifications across model years — 2001–2005: HID-D2R LED; 2017–2019: LED Headlights. Make sure to select your exact year below to get the right bulb size.

Year Range

20012019

8 model years

Most Common Low Beam

HID-D2R LED

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Bulb Sizes Across Years

PositionBulb Type(s)YearsStatus
Low Beam
HID-D2R LED(20012005)
LED Headlights(20172019)
8 yearsChanged
High Beam
9005 LED(20022005)
LED Headlights(20172019)
74(20012001)
8 yearsChanged
Fog Light
H3 LED(20022005)
LED Fog Light(20172019)
9006 LED(20012001)
8 yearsChanged
Brake Light
74(20012005)
LED Bulb(20172019)
8 yearsChanged
Side Marker
194 LED(20022005)
LED Bulb(20172019)
168 LED(20012001)
8 yearsChanged
Turn Signal Front
7440NA LED(20012005)
7444NA LED(20172019)
8 yearsChanged
Turn Signal Rear
7440NA LED(20022019)
12496 LED(20012001)
8 yearsChanged
Reverse Light
921(20022005)
LED Bulb(20172019)
7440(20012001)
8 yearsChanged
Dome Light
DE3175(20012005)
175(20172019)
8 yearsChanged
License Plate
168(20012005)
LED Bulb(20172019)
8 yearsChanged
Map Light
175(20172019)
3 yearsConsistent
Parking Light
168(20012005)
LED Bulb(20172019)
8 yearsChanged
Trunk Light
DE3022(20022005)
168(20172019)
194(20012001)
8 yearsChanged

Common Is300 Replacement Parts

Select Your Year

Frequently Asked Questions

We have bulb size data for the Lexus Is300 from 2001 to 2019, covering 8 model years. Select your year below for a complete position-by-position bulb chart.

Yes, the Lexus Is300 changed low beam bulb specifications across generations: 2001–2005: HID-D2R LED; 2017–2019: LED Headlights. Make sure to check your exact year using the list below.

The Lexus Is300 uses a HID-D2R LED bulb for the low beam and a 9005 LED for the high beam, and a H3 LED for the fog lights. Select your year below for the exact fitment chart.

Yes. The Lexus Is300 uses a HID-D2R LED low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.

Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.