BOSS Audio P55.4C Specifications
The BOSS Audio P55.4C Phantom Series features:
- 5.25-inch speaker size
- 4-way coaxial design
- 300 Watts peak power handling
- 4-ohm impedance
- 2.1-inch mounting depth
- 4.7-inch mounting hole requirement
- Full-range audio reproduction
- Integrated tweeters
Sold as:
- Pair of speakers
Ideal for:
- Factory speaker replacement
- Door speaker upgrades
- Daily-driver audio improvements
- Budget audio systems
- First-time car audio builds
Product Description
For maximum strength in speaker construction, nothing compares to a die-cast aluminum frame. The Electroplate Injection Cones (EIC) coupled with our rigid die-cast construction give you the most efficient sound quality, linear commute, and constructive durability within the industry as of late. The PHANTOM 4-way speaker systems are designed to be the perfect.
Why Upgrade Factory Speakers?
Factory speakers often prioritize:
- Cost savings
- Basic functionality
- Minimal manufacturing expense
Rather than:
- Audio quality
- Bass response
- Volume capability
- Sound detail
As vehicles age, factory speakers commonly develop:
- Distortion
- Buzzing
- Crackling
- Weak bass
- Poor vocal clarity
The P55.4C offers an affordable solution to restore life to your sound system.
Because music should sound enjoyable, not like it’s fighting for survival.
Amazon.com
Phantom loudspeakers utilize top quality poly injection cones with rubber surrounds for top performance. A custom tooled bridge houses midranges and tweeters for outstanding mid- and high-frequency response. The P55.4C is a 5-1/4-inch, four-way speaker with 300 watts peak power handling.
P55.4C Specifications
- Power Handling, Peak: 300 Watts
- Impedance: 4 Ohms
- Frequency Response: 85Hz – 20kHz
- SPL (1 Watt/1 Meter): 93dB
- Cone Material: Electroplate Injection
- Voice Coil: 1-1/2-Inch Aluminum
- Tweeters: Two 1/2-Inch Piezos
- Midrange: 1-1/4-Inch Mylar Cone
- Mounting Depth: 2-1/16 InchesWhat’s within the Box
Boss P55.4C 5-1/4″ 4-Way Speaker
Dimensions: 6 x 6 x 2.4 inches
Impedance: 4 ohms
4-Way Speaker Design
One of the defining features of the P55.4C:
4-Way Coaxial Architecture
The speaker uses multiple drivers to reproduce different portions of the audio spectrum.
Benefits include:
- Better frequency separation
- Improved detail
- Fuller overall sound
- Enhanced clarity
Compared to many entry-level factory speakers.
This helps create a richer listening experience across various music genres.
Full-Range Audio Performance
The Phantom Series is designed to reproduce:
- Bass frequencies
- Midrange vocals
- Instrument detail
- High-frequency treble
Providing a balanced listening experience for:
- Rock
- Country
- Hip-Hop
- EDM
- Podcasts
- Audiobooks
Even questionable playlists benefit from better speakers.
Mounting Depth: 2.1 inches, Mounting Hole: 4.7 inches
Item Weight: 2.4 Lbs. (pair)
Frequency Response: 85Hz to 20khz
300-Watt Peak Power Handling
The P55.4C offers:
Peak Power
- 300 Watts Max
This provides:
- Increased volume capability
- Better dynamic response
- Improved headroom
While still functioning well with:
- Factory radios
- Aftermarket stereos
- Entry-level amplifiers
For daily driving, the speakers offer plenty of output potential.
Compact Installation Dimensions
The P55.4C features:
Mounting Depth
- 2.1 inches
Mounting Hole
- 4.7 inches
This compact design helps improve compatibility with many:
- Cars
- Trucks
- SUVs
Making installation relatively straightforward.
Because nobody enjoys discovering a speaker magnet is larger than the available space.
Factory Radio Friendly
The 4-ohm impedance allows the speakers to work efficiently with:
- OEM head units
- Factory amplifiers
- Aftermarket stereos
This makes them a practical upgrade for drivers wanting improved sound quality without replacing the entire audio system.
Sensitivity: 93 dB @ 1 watt/1 meter
Electroplate Injection Cone, Rubber Surround, Cast Basket, 1.5-1nch Voice Coil
Tweeter: .50-inch piezo x 2, Midrange: 1.25 inch Mylar Cone
BOSS Audio Systems provides a powerful 3-year platinum online dealer warranty as long as the purchase is made through Amazon.com. We strongly encourage professional installation of this product to make sure proper and secure functionality
Perfect for Budget Audio Builds
The P55.4C is ideal for:
- Daily commuters
- Older vehicles
- Student drivers
- Budget-conscious enthusiasts
- First-time audio upgrades
Especially for owners seeking:
- Better clarity
- Louder playback
- Affordable pricing
Without investing heavily in audio equipment.
Why Choose BOSS Audio?
BOSS Audio Systems has built a strong following by producing:
- Affordable audio products
- Easy-to-install upgrades
- Entry-level speaker systems
- Budget-friendly sound solutions
The Phantom Series continues that philosophy.
Installation Notes
Typical installation requires:
- Removing factory speakers
- Verifying mounting depth
- Connecting speaker wiring
- Installing new speakers
- Testing system operation
Estimated installation time:
- 1–2 hours
Depending on vehicle design.
Always verify speaker size and mounting depth before purchasing.
Final Verdict
The BOSS Audio P55.4C Phantom Series delivers a noticeable improvement over worn factory speakers while maintaining an affordable price point.
Key Benefits
- 4-way speaker design
- 300W peak power handling
- Compact installation depth
- Full-range audio reproduction
- Factory stereo compatibility
- Excellent value for budget builds
Most importantly, your music can finally sound like music instead of a weather report coming through a broken speaker.
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