2008 Audi A3 Speaker Sizes
The 2008 Audi A3 speaker size chart provides factory specifications for audio system replacement and aftermarket upgrade planning. Details cover speaker locations including front door panel, rear door panel, a-pillar, and cargo area positions. Information includes sizes and configurations for each factory speaker location within the audio system.
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| Location | Size | Type | Notes |
|---|---|---|---|
| A-Pillar | 1 | Tweeter |
|
| Cargo Area | 8 | Subwoofer |
|
| Front Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Door Panel | 1 | Tweeter |
|
| Rear Door Panel | 6.5 | Midbass / Full-Range |
|
2008 Audi A3 Speaker Replacement Summary
5
total positions
4
easy to replace
2
high priority
1
professional only
Replacement difficulty:
Low: 4 Medium: 0 High: 1Replacement priority:
High: 2 Medium: 2 Low: 12008 Audi A3 Radio Slot Size (DIN)
| DIN Type | Size (inch) | Size (mm) | Notes |
|---|---|---|---|
| Single DIN or Double DIN | 7"×2" or 7"×4" | 180×50 or 180×100 | Vehicle supports both radio sizes |
- Always measure the slot before purchasing a new radio
- Check slot depth - it may vary
Additional Notes
- The 2008 Audi A3 features a multi-location speaker layout with separate positions for tweeters and larger drivers, suggesting a component-style factory system rather than a purely coaxial configuration.
- Tweeters in the A-pillar position might offer better staging characteristics compared to those mounted lower in the door panels due to their elevated placement closer to ear level.
- Both front and rear door panels accommodate 6.5 inch drivers with compatibility for either midbass or full-range types, providing flexibility in system design depending on whether separate tweeters are retained or bypassed.
- The presence of dedicated tweeter locations in both front A-pillars and rear door panels suggests that full-range speakers installed in the 6.5 inch door positions would likely benefit from maintaining the factory tweeter arrangement for extended high-frequency response.
- Midbass drivers designed for the 6.5 inch door locations would typically require external crossovers to properly integrate with the 1 inch tweeters when building a component speaker system.
- The cargo area subwoofer position accepts an 8 inch driver, which represents a relatively compact subwoofer size that balances low-frequency extension with space efficiency in the vehicle's rear storage area.
- Upgrading the front door 6.5 inch speakers would likely produce the most noticeable improvement in overall sound quality, as these positions handle the critical midrange frequencies where most musical content resides.
- The availability of both Single DIN and Double DIN radio options indicates potential variations in dashboard configuration across different trim levels or market specifications.
- Component speaker systems with separate tweeters and woofers would integrate naturally into the existing speaker locations without requiring structural modifications to accommodate different speaker types.
- Aftermarket speakers for the 6.5 inch positions would need appropriate mounting depth specifications to fit within the door panel cavities without interfering with window operation or door mechanisms.