Visit our Polk Audio store and take a look!

JL Audio's new J2 series car amplifiers have been specifically designed to be an affordable car audio system solution without compromising quality and performance. 

The Amplifiers that make up the J2 series are:

Mono Block

• J2 250.1  - 250W RMS Class A/B 
• J2 500.1  - 500W RMS Class A/B
• J2 1000.1  - 1000W RMS Class D

 Multi-Channel

• J2 360.2  - 360W RMS Class A/B 2-Channel
• J2 360.4  - 320W RMS Class B 4-Channel

Standard features include:

• An active crossover with fully variable 12dB/octave filter controls for fine tuning.
• Pass-through pre-amp outputs for multi-amp interconnection.
• Rugged MOSTFET switching power supplies
• High-Mass extruded aluminum heat sinks

Do you want to upgrade your factory system without losing all your awesome factory installed features?

Maxxsonics has the solution for you!

Want more details?
Check out the product videos by Maxxsonics' very own Mike Stiers.

Just follow the links and scroll down to the section labeled "Product Video". Mike has put together a series of videos providing in-depth information about their capabilities and applications.

MX-1 - OEM Integration Premium High-to-Low Level Converter

• Converts and filters high-level factory speaker wires into ultra-clean unbalanced (RCA) low-level signals to an aftermarket amplifier
• High Level Inputs: Accepts all types of high-level input signals including floating ground type, low and high voltage speaker wires
• Audio Signal Sense: Speaker audio signal detection automatically turns on the controller and the amplifier (MX-1 has both remote wire and signal sense capabilities)
• Parametric Bass EQ: Provides a wide array of subwoofer output signal shaping controls to enhance bass response and sound quality including Bass Boost, adjustable Bandwidth (wide and narrow), Low Pass and Subsonic Filter
• Clipping Indicators: Visual clipping indicators provide indication of damaging clipped signals to help protect the subwoofer and amplifier. Includes pre-clip, soft-clip as well full-clip indicators
• Balanced Line Driver: Ultra-clean DIN variable high-voltage output drives mono amplifiers with BLD input
• Remote Output: Built-in amplifier circuit activates any aftermarket +12 volt amplifier upon radio activation
• Bass Remote: Included bass remote featuring built-in clipping indicators allows direct bass control from in-dash or under-dash
• Input and Output Level Control: The system provides high level input and output level (gain) control for both full range and subwoofer signals

MX-2 OEM Integration Deluxe High-to-Low Level Converter

• Converts and filters high-level factory speaker wires into ultra-clean unbalanced (RCA) low-level signals to an aftermarket amplifier
• High Level Inputs: Accepts all types of high-level input signals including floating ground type, low and high voltage speaker wires
• Audio Signal Sense: Speaker audio signal detection automatically turns on the Controller and the amplifier (MX-2 has both remote wire and signal sense capabilities)
• Remote Output: Built-in amplifier circuit activates any aftermarket +12 volt amplifier upon radio activation
• Input and Output Level Control: The system provides high level input and output level (gain) control for both full range and subwoofer signals

MX-3 OEM Integration Bass Controller

• Parametric Bass EQ: Provides a wide array of subwoofer output signal shaping controls to enhance bass response and sound quality including Bass Boost, adjustable Bandwidth (wide and narrow), Low Pass and Subsonic Filter
• Accepts a wide range of incoming music signal levels while accommodating all types of head units and signal processors and controlling the output level to the amp to maximize a signal strength up to 9 volts
• Clipping Indicators: Visual clipping indicators provide indication of damaging clipped signals to help protect the subwoofer and amplifier. Includes pre-clip, soft-clip as well full-clip indicators
• Shapes the music signal to achieve deep bass notes as low as 15 Hz
• Bass Remote: Included bass remote featuring built-in clipping indicators allows direct bass control from in-dash or under-dash

MX-4 OEM Integration Add-A-Sub High-to-Low Level Converter

• Converts and filters high-level factory speaker wires into ultra-clean unbalanced (RCA) low-level signals to an aftermarket amplifier
• High Level Inputs: Accepts all types of high-level input signals including floating ground type, low and high voltage speaker wires
• OEM high-level input voltages are adjustable from 4 volts to 40 volts
• Unbalanced line outputs are adjustable to the aftermarket amplifier from 4 volts to 9 volts

Power your entire marine system with JL Audio’s MHD 900/5 digital marine five-channel system amplifier. JL Audio" s line of HD (High Fidelity Class-D) and MHD (Marine High Fidelity Class-D) amplifiers uses "Single Cycle Control" technology which allows these incredibly small amplifiers to put out top notch sound and unbelievable power. Measuring in at a mere 10.74” x 8.29” x 1.93” (273 mm x 211 mm x 49 mm) the MHD900/5 will fit just about anywhere you need to mount it.

• Standard mounting: Base of the amp secured to a flat surface
• Lateral Mounting: Secure the amplifier to a flat surface while standing on its side

All JL Audio HD and MHD series amplifiers are also stackable which simplifies the installation of multiple HD and MHD amplifiers.

• System Channels
  • 100 watts RMS x 4 @ 4 ohms
  • 75 watts RMS x 4 @ 1.5-3 ohms
  • 150 watts RMS x 2 [bridged] @ 3-6 ohms
• Mono Channel
  • 500 watts RMS x 1 @ 1.5-4 ohms

• Five-Channel Class D System Amplifier
• Single Cycle Control
• Differential-Balanced Input Topology: Three Stereo Pairs (Front, Rear and Sub)
• Front Crossover: Continously-variable (50 Hz - 500 Hz), selectable-slope (12 dB/octave Butterworth or 24 dB/octave Linkwitz-Riley) HP or LP
• Rear Crossover: Continously-variable (50 Hz - 500 Hz), selectable-slope (12 dB/octave Butterworth or 24 dB/octave Linkwitz-Riley) HP or LP
• Subwoofer Crossover: Continously-variable (50 Hz - 500 Hz), selectable-slope (12 dB/octave Butterworth or 24 dB/octave Linkwitz-Riley) LP
• Preamp Output: 2-channel (pass through or tracking LP)
• Bass EQ: Variable boost up to +15dB and Remote Bass Option
• Infrasonic Filter: Defeatable 24dB/octave at 30 Hz
• Left Minus Right / Right Minus Left Ambience Circuit: Ambient effect for rear channels
• Front and rear speaker output connections: Accept up to 12 AWG wire
• +12V and Ground connections: Accept up to 4 AWG wire

• THD at Rated Power: <0.03% @ 4Ohm (front and rear ch.)
• <0.05% @ 5 ohm (subwoofer ch.)
• S/N Ratio (Front & Rear Channels): >108.5 dB below rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth)
• S/N Ratio (Subwoofer Channel): >95 dB below rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth)
• Frequency Response (Front and Rear Channels): 12 Hz - 28 kHz (+0, -1dB)
• Frequency Response (Subwoofer Channel): 12 Hz - 10 kHz (+0, -1dB)
• Damping Factor (Front and Rear Channels): >400 @ 4Ohm per ch. / 50 Hz
• >200 @ 2Ohm per ch. / 50 Hz
• Damping Factor (Subwoofer Channel): >800 @ 4Ohm / 50 Hz
• >400 @ 2Ohm / 50 Hz
• Input Range: Switchable from 200mV - 2V RMS (Low) to 800mV - 8V RMS (High)
• Dimensions (L x W x H): 10.74 in. x 8.29 in. x 1.93 in. 273 mm x 211 mm x 49 mm (Width Measurement Includes Plugs)

The Legendary Audiobahn A2150HCT and A2200HCT (High Current) Car Amplifiers

Available again for a limited time!

These high current car amplifiers continue to be some of the most sought after products Audiobahn ever made. They produce ridiculous amounts of power, without ever over-heating. Even though they are 2 channel amplifiers they can be wired down to a 1-ohm impedance for maximum power output.

Audiobahn A2150HCT	Audiobahn A2200HCT
Power Output 150 watts x 2 @ 4 ohms stereo 300 watts x 2 @ 2 ohms stereo 450 watts x 2 @ 1 ohm stereo 300 watts x 1 @ 4 ohms mono 600 watts x 1 @ 2 ohms mono 1200 watts x 1 @1 ohms mono Additional Features High Current Circuitry PWM MOSFET Power Supply Double Sided Glass Epoxy Circuit Board S/N Ratio: >100dB Frequency Response: 10Hz - 40KHz (± 1dB) Remote Bass Control with Blue Backlight Knobs Variable 24dB Hi-pass Crossover: 50Hz - 750Hz Variable 24dB Low-pass Crossover: 30Hz - 120Hz Variable Subsonic Filter: 20Hz to 45Hz Variable Bass Boost: 0-18dB Variable Bass Boost Frequency: 40Hz-100Hz RCA Throughput Connections 4-way Protection Circuitry: Thermal, Short Circuit, Overload & DC Offset Dual Cooling Fans VU Meters Indicating Output Response Cobalt Blue Illumination High Gloss Chrome Plated Finish Dimensions (H x W x D): 3 11/16" x 12" x 17"	Power Output 4 Ohms Stereo : 200 x 2 2 Ohms Stereo : 400 x 2 1 Ohms Stereo : 600 x 2 4 Ohms Mono : 400 x 1 2 Ohms Mono : 800 x 1 1 Ohms Mono : 1600 x 1 Additional Features High Current Circuitry PWM MOSFET Power Supply Double Sided Glass Epoxy Circuit Board S/N Ratio : > 100dB Frequency Response : 10Hz - 40KHz (+/-dB) Remote Bass Control With Blue Backlight Knobs Variable 24dB High-pass Crossover :50Hz-750Hz Variable 24dB Low Pass Crossover : 30Hz- 120Hz Variable Subsonic Filter : 20Hz to 45Hz Variable Bass Boost : 0 - 18 dB Variable Bass Boost Frequency : 40Hz - 100Hz RCA Throughput Connections 4-way Protection Circuitry : Thermal, Short Circuit, Overload, and DC Offset Dual Cooling Fans VU Meters indicating Output Response Cobalt Blue Illumination High Gloss Chrome Plated Finish Dimension(H x W x D) : 3 11/16" x 12" x 23 1/16"

OnlineCarStereo.com is proud to announce that we have added Cadence Car Audio to our extensive list of fully authorized product lines.

Unlike many of the Car Audio brands available on the market today, Cadence prides itself on true and accurate power ratings. Though Cadence isn't one of the more well known brands, enthusiasts who are looking for the highest quality without being required to pay the highest prices know that Cadence is definitely the way to go.

No industry hype.

Simply some of the best car audio gear you can find!

Soundstream has been the leader in mobile audio engineering and performance for the past 20 years. The vision has remained constant throughout this period. "Bold engineering and unconventional thinking will bring out nothing but the best in both our product and our people". This vision has earned Soundstream over 90 industry awards for innovation and performance.

 Use this coupon code at checkout to receive an 8% discount when you spend $250 on any of our Soundstream products including new 2009 models like:

• Proprietary cast aluminum basket
• Inverted motor assembly
• Solid aluminum cone
• 2" mounting depth
• 5" voice coil
• 12 ga. direct wire terminal
• Aluminum voice coil former
• Semi-circular basket for venting
• Optimized for a sealed enclosures
• Cutout diamiter: 11.375"

• Power output:
  • 900 Watts RMS x 1 @ 2 ohms
  • 1400 Watts RMS x 1 @ 1 ohms
• The worlds first vertical automotive stereo amplifier
• Gloss black finish w/ brushed accents
• Double sided pcb w/ smd components
• aluminum alloy heat-sink

We're sorry that we haven't updated you in a while but we've been hard at work adding the hottest new car audio / stereo models and brands to our product lineup for 2009!

OnlineCarStereo.com is proud to announce that we are the first authorized internet retailer of Planet Audio mobile electronics. What makes Planet a front runner of car audio products is their experience in the marketplace and stability as a corporation. Combined that with state-of-the-art product, state-of-the-marketplace pricing, Planet is one of the strongest contenders on the market today.