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2004 Audi Allroad Quattro Bulb Size Chart

Bulb sizes may vary by trim, factory lighting package, region, production date, and previous modifications. Verify the bulb number on your existing bulb before buying.

Last database update: May 2026. Manual review status: Not yet manually reviewed.

Verify before buying: check the bulb number printed on your existing bulb, confirm your trim and factory lighting package, and review the seller's fitment notes.
Disclosure: We may earn a commission from links marked Affiliate. Unmarked retailer links may be plain search links. Always verify bulb fitment before purchasing.

2004 Audi Allroad Quattro Bulb Size Chart

PositionBulb CodeAliasesTrim / PackageFactory TypeConfidenceReviewNotesShop
Low BeamH1—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

AmazoneBay
Fog LightH7—If equipped / package-dependentHalogenHigh
Pending

If equipped; fog light packages can vary by trim.

AmazoneBay
High BeamH11H8 / H9 / H16Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

AmazoneBay
Brake Light7528—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Side Marker7528—Standard listingHalogenMedium
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Tail Light7528—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Door LightW5W—Standard listingHalogenMedium
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon

2004 Audi Allroad Quattro Fitment Notes

Our database shows the same listed bulb sizes for the Audi Allroad Quattro across the 2001 to 2005 range. Still verify your trim, lighting package, and the bulb number in the housing before buying.

Known fitment limitations

  • factory HID or LED packages may use different parts
  • fog lights may depend on equipment package
  • aftermarket headlight assemblies may use different bulbs
  • regional models and production-date splits may differ

See an incorrect bulb size? Submit a correction.

How do the 2004 Audi Allroad Quattro's bulbs compare to other years?

The 2004 Audi Allroad Quattro uses the same bulbs as the 2003 model.

The 2005 model switched to a different bulb configuration.

This bulb configuration covers the 2001–2004 model years. ← 2003 2005 →

Finding the best installation guide...

Other Allroad Quattro Years

2005200320022001

More from Audi

100100 Quattro100 Series200200 Quattro4000 Quattro50005000 Quattro

Other Vehicles That Use H1 Bulbs

2011 Honda Odyssey2010 Chevrolet Tahoe Hybrid2009 Jeep Patriot2008 Jaguar X-Type2007 Lexus LX4702006 Acura RSX

H1 Comparisons

H1 vs H7

Frequently Asked Questions

Our database lists H1 for the 2004 Audi Allroad Quattro low beam headlights. Verify the bulb number on your existing bulb and confirm your trim or factory lighting package before buying.

Our database lists H11 for the 2004 Audi Allroad Quattro high beam position. Some vehicles vary by trim, lighting package, or previous housing changes.

Dim headlights on a 2004 Audi Allroad Quattro can come from aging halogen bulbs, cloudy lenses, weak electrical connections, or an incorrect bulb. Confirm the listed H1 size against the bulb in the housing before choosing a replacement or upgrade.

Our database lists H7 for the 2004 Audi Allroad Quattro fog light position. Fog lights are often package-dependent, so verify that your vehicle is equipped with factory fog lights before ordering.

The 2004 Audi Allroad Quattro uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

LED upgrades are available for many H1 applications, but fitment, beam pattern, dashboard warnings, and road-use legality can vary. Use products that list your exact bulb family, such as H1, and verify the factory housing before buying.

Our database has a fog light entry for the 2004 Audi Allroad Quattro: H7. Fog lights may still depend on trim or equipment package.

No — the 2004 Audi Allroad Quattro uses the same bulb sizes as the 2003 model. This configuration has been consistent across the 2001–2004 generation.

The 2004 Audi Allroad Quattro is the last year in the 2001–2004 generation to use the H1 bulb for the low beam headlight.

Access varies by engine bay layout and headlight housing. Before disassembly, confirm the listed H1 low beam size on the existing bulb or owner's manual, then follow the service procedure for your exact trim.

Rules for LED headlight retrofits vary by location and by housing type. Avoid products that create glare or lack road-use compliance claims, and check local requirements before using an LED conversion on public roads.

Replacement cost depends on bulb technology, brand, and labor access. Common halogen H1 replacements are usually cheaper than LED conversion kits. Check seller fitment notes before comparing prices.

Halogen bulbs and LED replacements differ in output, heat behavior, beam pattern, and electronics. A correct bulb code does not guarantee a correct LED beam pattern, so verify physical fit and seller compatibility notes for the 2004 Audi Allroad Quattro.