What is the low beam headlight bulb size for a 2011 Acura CSX?

The 2011 Acura CSX uses a 9006 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 Acura CSX?

The high beam bulb size for the 2011 Acura CSX is 9005.

Why are my 2011 Acura CSX headlights dim?

Dim headlights on a 2011 Acura CSX can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a 9006 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2011 Acura CSX fog light?

The 2011 Acura CSX uses a H11 bulb for the fog light position.

Is the 2011 Acura CSX single or dual beam?

The 2011 Acura CSX 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 Acura CSX?

Yes, the 2011 Acura CSX comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9006 LED conversion kit for the low beams.

Does the 2011 Acura CSX have fog lights?

Yes, the 2011 Acura CSX takes a H11 bulb for the fog light position.

Did the 2011 Acura CSX change headlight bulb sizes from the previous year?

Yes — the 2011 Acura CSX uses different bulb sizes than the 2010 model. The 2011 generation introduced this bulb configuration.

Is the 2011 Acura CSX the first or last year to use 9006 bulbs?

The 2011 Acura CSX is the only year in the 2011 generation to use the 9006 bulb for the low beam headlight.

How do I change the headlight on a 2011 Acura CSX?

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 9006 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 Acura CSX?

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 9006 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 Acura CSX headlights?

A pair of halogen 9006 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 Acura CSX?

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 9006 position are available as direct plug-and-play replacements.

The 2011 Acura CSX has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2011 Acura CSX

What Size Bulbs Does a 2011 Acura CSX Use?

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

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

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

What Lighting System Does the 2011 Acura CSX Have?

Lighting on the 2011 Acura CSX is managed by a total of 14 bulbs, covering everything from primary headlights to signal indicators. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate 9006 low beam and 9005 high beam bulbs for precise light distribution. This model belongs to the late years of the CSX's 2006-2011 production span.

Can You Put LED Bulbs in a 2011 Acura CSX?

Upgrading to LED is one of the most effective ways to modernize your Acura's appearance and safety profile. We recommend starting your upgrade with the 9006 low beams, as they see the most use. Adding a matching 9005 LED kit later will complete the look and ensure consistent lighting performance. Don't forget the H11 fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2011 Acura CSX Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	9006	Buy 9006 →
High Beam	9005	Buy 9005 →
Side Marker	1157A	Buy 1157A →
Turn Signal Front	1157A	Buy 1157A →
Fog Light	H11	Buy H11 →
Tail Light	7443	Buy 7443 →
Turn Signal Rear	7440NA	Buy 7440NA →
License Plate	168	Buy 168 →
Parking Light	1157A	Buy 1157A →
Brake Light	7443CK	Buy 7443CK →
Reverse Light	7440	Buy 7440 →
Trunk Light	168	Buy 168 →
Dome Light	DE3175	Buy DE3175 →
Map Light	DE3175	Buy DE3175 →

How do the 2011 Acura CSX's bulbs compare to other years?

The 2011 Acura CSX changed bulb sizes from 2010. The previous model year used a different configuration.

This bulb configuration covers the 2011 model years. ← 2010

Finding the best installation guide...

Other CSX Years

2010 2009 2008 2007 2006

Other Vehicles That Use 9006 Bulbs

2020 GMC Savana 2500 2020 GMC Savana 3500 2017 Mitsubishi Lancer 2016 Chevrolet Express 1500-3500 2015 Chevrolet Express 4500 2015 GMC Savana 4500

9006 Comparisons

9005 vs 9006 9006 vs H11 9006 vs HB4