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19 Years Available

Mazda 6 Light Bulb Sizes

Complete bulb size reference for the Mazda 6 from 2003 to 2021. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.

The Mazda 6 changed low beam specifications across model years — 2006–2013: HID-D2S LED; 2018–2021: LED Headlights; 2003–2005: H1 LED; 2016–2017: H11 LED; 2014–2015: HID-D4S LED. Make sure to select your exact year below to get the right bulb size.

Year Range

20032021

19 model years

Most Common Low Beam

HID-D2S LED

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Bulb Sizes Across Years

PositionBulb Type(s)YearsStatus
Low Beam
HID-D2S LED(20062013)
LED Headlights(20182021)
H1 LED(20032005)
H11 LED(20162017)
HID-D4S LED(20142015)
19 yearsChanged
High Beam
9005 LED(20112017)
H1 LED(20032008)
LED Headlights(20182021)
H9 LED(20092010)
19 yearsChanged
Fog Light
H11 LED(20062017)
LED Fog Light(20182021)
H3 LED(20032005)
19 yearsChanged
Brake Light
LED Bulb(20092021)
7440 LED or 921 LED(20052008)
194 or 921 LED(20032004)
19 yearsChanged
Side Marker
2825 LED(20032017)
3057K LED(20092013)
LED Bulb(20182021)
19 yearsChanged
Turn Signal Front
7444NA LED(20092017)
2357A LED(20032008)
LED Bulb(20182021)
19 yearsChanged
Turn Signal Rear
7440NA LED(20032017)
3757AK LED(20092013)
LED Bulb(20182021)
19 yearsChanged
Dome Light
DE3175(20092021)
2825(20032008)
19 yearsChanged
License Plate
2825(20032017)
LED Bulb(20182021)
194(20092010)
19 yearsChanged
Map Light
DE3175(20142021)
2825(20032008)
175(20092013)
19 yearsChanged
Parking Light
7444NA(20092017)
2825 or 2357A(20032008)
2827(20182021)
19 yearsChanged
Reverse Light
921(20032013)
LED Bulb(20182021)
7440(20142017)
921 or 7440 LED(20052005)
19 yearsChanged
Trunk Light
194(20112021)
LED Light(20052010)
2821(20032004)
19 yearsChanged

Common 6 Replacement Parts

Select Your Year

Frequently Asked Questions

We have bulb size data for the Mazda 6 from 2003 to 2021, covering 19 model years. Select your year below for a complete position-by-position bulb chart.

Yes, the Mazda 6 changed low beam bulb specifications across generations: 2006–2013: HID-D2S LED; 2018–2021: LED Headlights; 2003–2005: H1 LED; 2016–2017: H11 LED; 2014–2015: HID-D4S LED. Make sure to check your exact year using the list below.

The Mazda 6 uses a HID-D2S LED bulb for the low beam and a 9005 LED for the high beam, and a H11 LED for the fog lights. Select your year below for the exact fitment chart.

Yes. The Mazda 6 uses a HID-D2S 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.