There isn’t a single bulb type that fits every Outback. The exact bulb depends on the model year and trim. In many late-model Outbacks, the low-beam and high-beam bulbs are separate, and some trims may use HID or LED headlights. The safest approach is to verify your specific vehicle’s requirements in the owner's manual or by inspecting the bulb itself.
Common configurations you may encounter
Below are typical setups found across various Subaru Outback generations. These are common in many years and trims, but not universal. Always confirm for your exact vehicle.
- Low-beam headlight bulb: frequently an H11 halogen on many late-model Outbacks
- High-beam headlight bulb: commonly a 9005 (HB3) in models with separate high beams
- Fog light bulb: often H11 or H16 depending on year and trim
- Special/optional setups: some trims use HID or LED headlights, which require different bulbs and ballast or driver modules
Because bulb configurations vary widely by generation, always confirm the exact type for your Outback before purchasing replacements.
How to confirm the exact bulb for your specific Outback
To ensure you buy the correct bulb for your Subaru Outback, use these steps to verify the specification for your exact vehicle.
- Consult the owner's manual or a door placard that lists bulb types for headlights and fog lights.
- Inspect the existing bulb: remove the bulb from the headlight housing and read the markings on the base or the bulb’s packaging; if unsure, photograph it for reference.
- Use your vehicle identification number (VIN) to look up the exact parts catalog for your year and trim on Subaru’s official site or a trusted parts retailer.
- If in doubt, bring the old bulb or a photo to a parts counter or a dealer to confirm the correct replacement part number.
- Consider notes on CAN bus or wiring if you’re upgrading to LED/HID; some conversions require adapters to avoid warning lights or reduced performance.
By verifying the exact bulb type per your year and trim, you’ll avoid mismatches and ensure optimal brightness and fit.
Upgrading considerations
LED and HID options
Some Outback models or trims offer LED headlights as standard or optional, and HID headlights can appear in certain packages. Upgrading inside the stock housing requires bulbs that are compatible with the housing and the vehicle’s electrical system. When selecting LED/HID replacements, choose products labeled as CAN-bus ready and designed for dimmable or auto-leveling systems if your car has them. Always check warranty and legality in your region.
Installation reminders
- Avoid touching the glass of halogen bulbs with bare fingers; oils can shorten bulb life.
- Ensure the headlight housing and seals are clean and intact to prevent moisture and fogging.
- Follow the correct orientation and locking method to avoid premature failures or misalignment.
Proper installation helps preserve beam patterns and reduces glare for other drivers.
Summary
Subaru Outback headlight bulb types are not uniform across all years and trims. Most late-model Outbacks use a separate low-beam and high-beam bulb, with common configurations including H11 for low beams and 9005 for high beams, while some trims may use HID or LED setups. Always verify the exact bulb type for your vehicle via the owner's manual, a visual inspection, or a parts lookup using your VIN. If upgrading, consider compatibility requirements and professional installation to ensure safety and performance.