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2006 BMW 320i 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.

2006 BMW 320i Bulb Size Chart

PositionBulb CodeAliasesTrim / PackageFactory TypeConfidenceReviewNotesShop
Daytime RunningH7—Standard listingHalogenMedium
Pending

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

AmazoneBay
High BeamH7—Standard listingHalogenHigh
Pending

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

AmazoneBay
Low BeamH7—Standard listingHalogenHigh
Pending

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

AmazoneBay
Side MarkerW5W—Standard listingHalogenMedium
Pending

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

Amazon
Turn Signal Front7507—Standard listingHalogenHigh
Pending

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

Amazon
Fog Light9006HB4If equipped / package-dependentHalogenHigh
Pending

If equipped; fog light packages can vary by trim.

AmazoneBay
Parking LightW5W—Standard listingHalogenMedium
Pending

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

Amazon

2006 BMW 320i Fitment Notes

Across the 1977-2018 production range, our database shows changes in the listed Low Beam, High Beam, Fog Light positions. Use the chart above for this 2006 model, then confirm the bulb number in your vehicle 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 2006 BMW 320i's bulbs compare to other years?

The 2006 BMW 320i changed bulb sizes from 2005. The previous model year used a different configuration.

The 2012 model switched to a different bulb configuration.

This bulb configuration covers the 2006 model years. ← 2005 2012 →

Finding the best installation guide...

Other 320i Years

20182017201620152014201320122005200420032002200119951994199319921983198219811980197919781977

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Other Vehicles That Use H7 Bulbs

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H7 Comparisons

9005 vs H7H1 vs H7H11 vs H7H4 vs H7

Frequently Asked Questions

Our database lists H7 for the 2006 BMW 320i low beam headlights. Verify the bulb number on your existing bulb and confirm your trim or factory lighting package before buying.

Our database lists H7 for the 2006 BMW 320i high beam position. Some vehicles vary by trim, lighting package, or previous housing changes.

Dim headlights on a 2006 BMW 320i can come from aging halogen bulbs, cloudy lenses, weak electrical connections, or an incorrect bulb. Confirm the listed H7 size against the bulb in the housing before choosing a replacement or upgrade.

Our database lists 9006 for the 2006 BMW 320i fog light position. Fog lights are often package-dependent, so verify that your vehicle is equipped with factory fog lights before ordering.

The 2006 BMW 320i uses a single bulb (dual filament) headlight system. This means one bulb controls both high and low beams.

LED upgrades are available for many H7 applications, but fitment, beam pattern, dashboard warnings, and road-use legality can vary. Use products that list your exact bulb family, such as H7, and verify the factory housing before buying.

Our database has a fog light entry for the 2006 BMW 320i: 9006. Fog lights may still depend on trim or equipment package.

Yes — the 2006 BMW 320i uses different bulb sizes than the 2005 model. The 2006 generation introduced this bulb configuration.

The 2006 BMW 320i is the only year in the 2006 generation to use the H7 bulb for the low beam headlight.

Access varies by engine bay layout and headlight housing. Before disassembly, confirm the listed H7 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 H7 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 2006 BMW 320i.