2016 BMW 340i Speaker Sizes
Speaker size chart for the 2016 BMW 340i displays factory specifications and locations for replacement speakers throughout the audio system. Information covers speaker positions in the center dash, front door panel, rear deck lid, rear door panel, and below seats. Aftermarket upgrade specifications detail sizes compatible with factory locations in the vehicle.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Below Seats | 8 | Subwoofer |
|
| Center Dash | 1 | Tweeter |
|
| Center Dash | 4 | Midrange |
|
| Front Door Panel | 1 | Tweeter |
|
| Front Door Panel | 4 | Midrange |
|
| Rear Deck Lid | 1 | Tweeter |
|
| Rear Deck Lid | 4 | Midrange |
|
| Rear Door Panel | 1 | Tweeter |
|
| Rear Door Panel | 4 | Midrange |
|
2016 BMW 340i Speaker Replacement Summary
9
total positions
6
easy to replace
2
high priority
0
professional only
Replacement difficulty:
Low: 6 Medium: 3 High: 0Replacement priority:
High: 2 Medium: 7 Low: 0Additional Notes
- The 2016 BMW 340i employs a multi-way speaker configuration with dedicated tweeters, midrange drivers, and subwoofers across nine distinct locations throughout the cabin.
- Tweeters measuring 1 inch are positioned in four locations: the center dash, front door panels, rear deck lid, and rear door panels, suggesting a focus on high-frequency dispersion.
- Midrange drivers at 4 inches occupy the same four locations as the tweeters, indicating a component-style setup that separates frequency ranges rather than using coaxial speakers.
- An 8-inch subwoofer located below the seats handles low-frequency reproduction, which may limit bass output compared to larger trunk-mounted alternatives.
- Replacement priority would likely target the midrange drivers first, as they handle the critical vocal and instrumental frequency range where degradation becomes most noticeable.
- The component speaker design allows for targeted upgrades, where tweeters and midrange drivers can be replaced independently to address specific tonal deficiencies.
- Aftermarket tweeters in the 1-inch size would need to match the power handling and impedance characteristics of the factory system to avoid imbalance across the soundstage.
- The 4-inch midrange size falls into a less common category, which may narrow aftermarket options compared to more standard 5.25-inch or 6.5-inch sizes.
- Sound improvement potential exists through higher-sensitivity aftermarket speakers, which could increase output without requiring amplifier modifications.
- The under-seat subwoofer location suggests space constraints that might make upgrading to larger subwoofers challenging without significant modifications.