What is the low beam headlight bulb size for a 2011 Porsche 911 (997)?

The 2011 Porsche 911 (997) uses a N/A bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2011 Porsche 911 (997)?

The high beam bulb size for the 2011 Porsche 911 (997) is H7.

Why are my 2011 Porsche 911 (997) headlights dim?

Dim headlights on a 2011 Porsche 911 (997) can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a N/A LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2011 Porsche 911 (997) fog light?

The 2011 Porsche 911 (997) typically does not come with factory fog lights in all trim levels. If your vehicle is equipped with them, check the manual as sizes can vary by trim.

Is the 2011 Porsche 911 (997) single or dual beam?

The 2011 Porsche 911 (997) uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2011 Porsche 911 (997)?

Yes, the 2011 Porsche 911 (997) comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a N/A LED conversion kit for the low beams.

Did the 2011 Porsche 911 (997) change headlight bulb sizes from the previous year?

No — the 2011 Porsche 911 (997) uses the same bulb sizes as the 2010 model. This configuration has been consistent across the 2010–2012 generation.

How do I change the headlight on a 2011 Porsche 911 (997)?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old N/A bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2011 Porsche 911 (997)?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved N/A LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 2011 Porsche 911 (997) headlights?

A pair of halogen N/A bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 2011 Porsche 911 (997)?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the N/A position are available as direct plug-and-play replacements.

The 2011 Porsche 911 (997) shares its bulb sizes with the 2010–2012 generation.

Fitment Guaranteed for 2011 Porsche 911 (997)

What Size Bulbs Does a 2011 Porsche 911 (997) Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Hard (Tight clearances)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 2011 Porsche 911 (997) Have?

When it comes to nighttime visibility, the 2011 Porsche 911 (997) relies on an arrangement of 1 specialized bulbs. It features a standard lighting system powered by a dual-bulb halogen configuration using separate low beam and H7 high beam bulbs for precise light distribution.

Can You Put LED Bulbs in a 2011 Porsche 911 (997)?

Upgrading to LED is one of the most effective ways to modernize your Porsche's appearance and safety profile. We recommend starting your upgrade with the low beams, as they see the most use. Adding a matching H7 LED kit later will complete the look and ensure consistent lighting performance.

2011 Porsche 911 (997) Bulb Size Chart

Position	Bulb Size	Shop
High Beam	H7	Buy H7 →

How do the 2011 Porsche 911 (997)'s bulbs compare to other years?

The 2011 Porsche 911 (997) uses the same bulbs as the 2010 model.

The 2012 model continues with the same bulb sizes.

This bulb configuration covers the 2010–2012 model years. ← 2010 2012 →

Finding the best installation guide...

Other 911 (997) Years

2012 2010 2009

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