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Jeep Wrangler (JKU)
The Reference Series is designed and tuned specifically for the 2008-2018 Jeep Wrangler (JKU). This solution guarantees unmatched sound reproduction, seamless integration, and uncompromising reliability. You can expect unparalleled clarity, loudness, and deep bass response without impeding vocals when you plug in your Reference Series solution.
Reference Series
amplifiers, speakers, & subwoofer
INSTALLATION DIFFICULTY GRADE 1-5:
5 – HIGH-END EXPERIENCED INSTALLER RECOMMENDED
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Kit Contents
- Front speaker set (Blam Express 165ES component set – .75-inch soft dome tweeter & 6.5-inch cellulose pulp woofer)
- Rear speaker set (Blam Express 165EC coaxial – .75-inch soft dome tweeter & 6.5-inch cellulose pulp woofer)
- Single 10-inch woofer in a sealed composite enclosure approx. vol 25 liters
- PP-61 200W 56-bit DSP amplifier (4 x 50W)
- Dedicated 380W Subwoofer amplifier (1 x 380W)
- Quick-Sync Wiring Harness
Specifications
MULTI-CHANNEL POWER AMPLIFIER
- Powers and Remasters All Speakers
- 620 Watts RMS (Continuous)
- 64-bit/295 MHz DSP Chip (ACO)
- Class HD topology
INTEGRATION INTERFACE MODULE
- Enables installation of the Signature Edition Amplifier Package while retaining all factory functionality. Featuring optical digital signal transfer between the factory source unit and our DSP Power Unit for noise-free operation and precision high-resolution sound quality.
QUICK-SYNC WIRING HARNESS
- Maintains all factory functionality
- Constructed of genuine OEM connectors
- Fuse Holder Assembly is element proof butt-connectors w/ built-in solder
- < 4lbs / 1.8kg
GLADIATOR SUBWOOFER SYSTEM
- 10″ Subwoofer
- 150W RMS (300 Peak)
- Sensitivity 86.5dB (1 W,1M)
- Resonant Frequency: 35Hz
- 27 Liters Sealed
DEDICATED SUBWOOFER AMPLIFIER
- More Headroom + Low-Frequency Extension
- 300 Watts RMS
- Class D (95% efficient)
- Includes Gain Control Knob for precision adjustability
FRONT 1″ SOFT DOME TWEETERS
- Silk soft dome
- 4-ohms
- 50W RMS (100 Peak)
- Sensitivity 91.8 dB (1 W,1M)
- Frequency Response: 3,000-20,000 Hz
- Built-in 6db/Oct. High Pass Filter
- Neodymium Magnet Structure
FRONT 4″ WIDEBAND SPEAKERS
- Woven Fiber Cone
- 4-ohms
- 60W RMS (120 Peak)
- Sensitivity 90.2 dB (1 W,1M)
- Frequency Response: 48-10,000 Hz
- Neodymium Magnet Structure
- Optimized for Jeep vented speaker enclosures w/ port tuned at 48Hz!
REAR 1″ SOFT DOME TWEETERS
- Silk soft dome
- 4-ohms
- 50W RMS (100 Peak)
- Sensitivity 91.8 dB (1 W,1M)
- Frequency Response: 3,000-20,000 Hz
- Built-in 6db/Oct. High Pass Filter
- Neodymium Magnet Structure
REAR 4″ WIDEBAND SPEAKERS
- Woven Fiber Cone
- 4-ohms
- 60W RMS (120 Peak)
- Sensitivity 90.2 dB (1 W,1M)
- Frequency Response: 48-10,000 Hz
- Neodymium Magnet Structure
- Optimized for Jeep vented speaker enclosures w/ port tuned at 48Hz!

Next-level sound reproduction. No trade-offs.
Our decades of audio engineering expertise have equipped our team to deliver a package that genuinely offers high-fidelity sound unlike anything in the aftermarket that is pieced together. All components found in the Signature Edition are O.E. grade - Which means they are reliable, fit perfectly, and require no modifications to your vehicle. No aspect of the System is “off-the-shelf.” The system components are tailored specifically to each other and the vehicle, leaving no guesswork.
We are proud to offer a Sound Solution that integrates seamlessly with the factory electronics and provides next-level clarity, dynamics, and loudness. Most manufacturers build products for themselves. On the contrary, our relentless commitment is to create Solutions explicitly made for the Jeep and Jeep owner.
- High-resolution clarity, loudness, and impact
- True Plug-and-Play Installation
- Engineered and tuned specifically for the Jeep Wrangler (JKU)
- Vehicle factory warranty remains completely intact
- Guaranteed results
Speakers
Subwoofer
- 27-Liter sealed fiberglass cabinet
- Mounts using factory hardware locations
- Non-invasive design preserves cargo area space
Amplification
64-Bit Digital Signal Processing
It sounds unbelievable. Really what I was impressed with was the placement of the front stage. The vocals and the strings can clearly be pulled out of the music