Garage
Shop

Discontinued Car Equalizers (EQs)

Loading...
Filters

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.

Power Acoustik PWM-20

4-Band Parametric Equalizer with Subwoofer Electronic Crossover

Go to item page Right Arrow Icon of Right Arrow

4-Band Parametric Equalizer with Subwoofer Electronic Crossover

4-Band Parametric Equalizer • Integrated Subwoofer Electronic Crossover • Isolated P.W.M Power Supply • 8V Maximum Output Voltage • Rotary Input/Output Control • Subwoofer Volume Control • Night Illumination

4-Band Parametric Equalizer • Integrated Subwoofer Electronic Crossover • Isolated P.W.M Power Supply • 8V Maximum Output Voltage • Rotary Input/Output Control • Subwoofer Volume Control • Night Illumination

Autotek ATEQ

4-Band Equalizer with 9-Volt Line-Driver and Multiple-Source Signal Processor

Go to item page Right Arrow Icon of Right Arrow

4-Band Equalizer with 9-Volt Line-Driver and Multiple-Source Signal Processor

• 1/2 DIN, 4-band, pre-amp EQ with front/rear active crossover
• Audio input selector for switching between the head unit and another source
• Input level controls for both car radio and any media device to ensure identical volume levels

• 1/2 DIN, 4-band, pre-amp EQ with front/rear active crossover
• Audio input selector for switching between the head unit and another source
• Input level controls for both car radio and any media device to ensure identical volume levels

AudioControl DQDX

6 Channel Performance DSP with 7-Band Equalizer, Crossover and Signal Delay

Go to item page Right Arrow Icon of Right Arrow

6 Channel Performance DSP with 7-Band Equalizer, Crossover and Signal Delay

• 6-Channel LOC Line Driver w/ 14 Band Equalizer
• Selectable Crossover Frequency: 50-500 Hz
• Frequency Response: 10-22,000Hz
• 24 dB/Octave Linkwitz-Riley Crossover

VIP Star Icon

VIP Product Get $37.50 in rewards to spend later

• 6-Channel LOC Line Driver w/ 14 Band Equalizer
• Selectable Crossover Frequency: 50-500 Hz
• Frequency Response: 10-22,000Hz
• 24 dB/Octave Linkwitz-Riley Crossover

AudioControl DQS (Yellow)

6-Channel Digital Car Audio Equalizer

Go to item page Right Arrow Icon of Right Arrow

6-Channel Digital Car Audio Equalizer

6-channel Digital Equalizer • 30 Constant-Q equalization controls per channel • Input for optional Digital Dash Control • Ideal for car theater • Input and output level controls

6-channel Digital Equalizer • 30 Constant-Q equalization controls per channel • Input for optional Digital Dash Control • Ideal for car theater • Input and output level controls

AudioControl LC7i

Six Channel Line Out Converter with AccuBASS & 5-year warranty*!

Go to item page Right Arrow Icon of Right Arrow

Six Channel Line Out Converter with AccuBASS & 5-year warranty*!

• Six Channel Line Output Converter with AccuBASS
• Six Channels Of Active Speaker Level Inputs – Accepts Up To 400 Watts Per Channel
• AccuBASS Circuitry
• GTO Circuit – Powers Up The Lc7i When It Detects Signal On The Speaker Level Input

• Six Channel Line Output Converter with AccuBASS
• Six Channels Of Active Speaker Level Inputs – Accepts Up To 400 Watts Per Channel
• AccuBASS Circuitry
• GTO Circuit – Powers Up The Lc7i When It Detects Signal On The Speaker Level Input

AudioControl THREE.1

In-Dash Car Audio Equalizer and Crossover

Go to item page Right Arrow Icon of Right Arrow

In-Dash Car Audio Equalizer and Crossover

In-Dash Car Audio Equalizer and Crossover • balanced differential inputs • 13V line driver

In-Dash Car Audio Equalizer and Crossover • balanced differential inputs • 13V line driver

AudioControl DQS (Silver/Gray)

6-Channel Digital Car Audio Equalizer

Go to item page Right Arrow Icon of Right Arrow

6-Channel Digital Car Audio Equalizer

6-channel Digital Equalizer • 30 Constant-Q equalization controls per channel • Input for optional Digital Dash Control • Ideal for car theater • Input and output level controls

6-channel Digital Equalizer • 30 Constant-Q equalization controls per channel • Input for optional Digital Dash Control • Ideal for car theater • Input and output level controls

Soundstream MPQ-5V

5-Band Parametric Equalizer with Voltage Display

Go to item page Right Arrow Icon of Right Arrow

5-Band Parametric Equalizer with Voltage Display

• 5 band-Band Parametric Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 8.5 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

• 5 band-Band Parametric Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 8.5 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

AudioControl DQXS

6-Channel Digital Crossover and Equalizer with Memory (Platinum Silver)

Go to item page Right Arrow Icon of Right Arrow

6-Channel Digital Crossover and Equalizer with Memory (Platinum Silver)

6-Channel Digital Crossover and Equalizer with Memory • 3-way Crossover • 8 Output channels • 1/3 Octave / 1/2 octave equalization per channel • 2 Parametric equalizers per channel • 142 Total equalization filters • Platinum Silver

6-Channel Digital Crossover and Equalizer with Memory • 3-way Crossover • 8 Output channels • 1/3 Octave / 1/2 octave equalization per channel • 2 Parametric equalizers per channel • 142 Total equalization filters • Platinum Silver

Hifonics HF7BEQ

7-Band Parametric Band Equalizer with 9 Volt Line Driver

Go to item page Right Arrow Icon of Right Arrow

7-Band Parametric Band Equalizer with 9 Volt Line Driver

• 7 Band Parametric Equalizer with 9 volt Line Driver
• Type: Processor

  • ½ DIN ISO mount chassis 7-band EQ with 9-volt line driver
    • 7-band equalizer with -12dB to +12db variable
    • 3 stereo RCA outputs to drive front, rear and subwoofer audio amplifiers
    • Color: Black
  • • 7 Band Parametric Equalizer with 9 volt Line Driver
    • Type: Processor

  • ½ DIN ISO mount chassis 7-band EQ with 9-volt line driver
    • 7-band equalizer with -12dB to +12db variable
    • 3 stereo RCA outputs to drive front, rear and subwoofer audio amplifiers
    • Color: Black
  • AudioControl EQL - Black

    2-Channel Trunk Mount Dual Bandwidth Graphic Equalizer and Pre-Amp with 5-year warranty*!

    Go to item page Right Arrow Icon of Right Arrow

    2-Channel Trunk Mount Dual Bandwidth Graphic Equalizer and Pre-Amp with 5-year warranty*!

    • Trunk Mount Equalizer and Pre-Amp
    • PFM Subsonic Filter
    • Line and Speaker Level Inputs
    7 Band, 1 Octave Equalizer
    6 Band, 1/2 Octave Bass EQ
    • Color: Black Blue

    • Trunk Mount Equalizer and Pre-Amp
    • PFM Subsonic Filter
    • Line and Speaker Level Inputs
    7 Band, 1 Octave Equalizer
    6 Band, 1/2 Octave Bass EQ
    • Color: Black Blue

    PAC lpa-2.4

    4-Channel LOCPRO Advanced Active Line Output Converter With Auto Turn-on

    Go to item page Right Arrow Icon of Right Arrow

    4-Channel LOCPRO Advanced Active Line Output Converter With Auto Turn-on

    • Steel housing
    • Dual variable gain controls
    • Clip indicator
    • 9.5V Output voltage
    • Removable quick-connect with screw-type terminal

    • Steel housing
    • Dual variable gain controls
    • Clip indicator
    • 9.5V Output voltage
    • Removable quick-connect with screw-type terminal

    AudioControl DQT

    Stereo 1/3 Octave Digital Equalizer (Chrome Yellow)

    Go to item page Right Arrow Icon of Right Arrow

    Stereo 1/3 Octave Digital Equalizer (Chrome Yellow)

    Digital Controlled • Eight User Programmable Memories • Utilizes an Audio Enhanced DSP • Thirty Constant-Q Bands • Two Parametric Filters • Stereo Inputs and OutPuts • LCD Display • Chrome Yellow

    Digital Controlled • Eight User Programmable Memories • Utilizes an Audio Enhanced DSP • Thirty Constant-Q Bands • Two Parametric Filters • Stereo Inputs and OutPuts • LCD Display • Chrome Yellow

    AudioControl EQX

    2-Way Crossover with 13-Band EQ

    Go to item page Right Arrow Icon of Right Arrow

    2-Way Crossover with 13-Band EQ

    • Trunk Mount Equalizer with Crossover
    • Programmable 24 dB/Octave 2-way Linkwitz-Riley Crossover
    • Line and Speaker Level Inputs

    • Trunk Mount Equalizer with Crossover
    • Programmable 24 dB/Octave 2-way Linkwitz-Riley Crossover
    • Line and Speaker Level Inputs

    AudioControl DQX

    Digital Stereo Equalizer/Crossover

    Go to item page Right Arrow Icon of Right Arrow

    Digital Stereo Equalizer/Crossover

    AudioControl DQX Digital Equalizer and Crossover • 30 Bands of Constant-Q Equalization • 8 Non-Volatile Memories • 24 Bit DSP • 3-Way 24dB/Octave Electronic Crossover • Bright and Dim Settings

    AudioControl DQX Digital Equalizer and Crossover • 30 Bands of Constant-Q Equalization • 8 Non-Volatile Memories • 24 Bit DSP • 3-Way 24dB/Octave Electronic Crossover • Bright and Dim Settings

    AudioControl DQX (Yellow)

    Digital Stereo Equalizer/Crossover

    Go to item page Right Arrow Icon of Right Arrow

    Digital Stereo Equalizer/Crossover

    Digital Stereo Equalizer/Crossover • Digital car audio equalizer and crossover • Two inputs and six output channels • Thirty graphic equalization controls per channel • Two fully adjustable parametric equalization controls per channel

    Digital Stereo Equalizer/Crossover • Digital car audio equalizer and crossover • Two inputs and six output channels • Thirty graphic equalization controls per channel • Two fully adjustable parametric equalization controls per channel

    Pioneer CD-MC20

    Auto-EQ Microphone for 2010 Audio/Video Receivers

    Go to item page Right Arrow Icon of Right Arrow

    Auto-EQ Microphone for 2010 Audio/Video Receivers

    • Pioneer Auto Equalization Microphone
    • Designed for 2010 Audio/Video Receivers
    • Enables the Automatic Adjustment of the EQ Settings
    • Attached 6.5' Cable
    • Male 3.5mm Connector

    • Pioneer Auto Equalization Microphone
    • Designed for 2010 Audio/Video Receivers
    • Enables the Automatic Adjustment of the EQ Settings
    • Attached 6.5' Cable
    • Male 3.5mm Connector

    AudioControl DQXS

    6-Channel Digital Crossover and Equalizer with Memory (Chrome Yellow)

    Go to item page Right Arrow Icon of Right Arrow

    6-Channel Digital Crossover and Equalizer with Memory (Chrome Yellow)

    6-Channel Digital Crossover and Equalizer with Memory • 3-way Crossover • 8 Output channels • 1/3 Octave / 1/2 octave equalization per channel • 2 Parametric equalizers per channel • 142 Total equalization filters • Chrome Yellow

    6-Channel Digital Crossover and Equalizer with Memory • 3-way Crossover • 8 Output channels • 1/3 Octave / 1/2 octave equalization per channel • 2 Parametric equalizers per channel • 142 Total equalization filters • Chrome Yellow

    Soundstorm SSL 4 Band Pre Amp Graphic Car Audio Stereo Equalizer EQ (4 Pack)

    Soundstorm SSL 4 Band Pre Amp Graphic Car Audio Stereo Equalizer EQ (4 Pack)

    Go to item page Right Arrow Icon of Right Arrow

    Soundstorm SSL 4 Band Pre Amp Graphic Car Audio Stereo Equalizer EQ (4 Pack)

    Front, Rear And Subwoofer Outputs • Fader Control • Subwoofer Volume Control • Subwoofer Frequency 30Hz to 250Hz Variable • Dual Color Illumination (Red, Green)

    Front, Rear And Subwoofer Outputs • Fader Control • Subwoofer Volume Control • Subwoofer Frequency 30Hz to 250Hz Variable • Dual Color Illumination (Red, Green)

    Orion XEQX3B

    Orion Half Din EQ 11 Band 3 Way Crossover Aux input

    Go to item page Right Arrow Icon of Right Arrow

    Orion Half Din EQ 11 Band 3 Way Crossover Aux input

    • FEATURE 1
    • FEATURE 2
    • FEATURE 3
    • FEATURE 4
    • FEATURE 5
    • FEATURE 6
    • FEATURE 7

    • FEATURE 1
    • FEATURE 2
    • FEATURE 3
    • FEATURE 4
    • FEATURE 5
    • FEATURE 6
    • FEATURE 7

    Items per page: 20 40 60

      Clear all

      FAQ Frequently asked questions in Discontinued Car Equalizers (EQs)


      Car Equalizers (EQs) Frequently Asked Questions (FAQ)
      A car equalizer, often referred to as an EQ, is an audio device designed to adjust and control the balance of frequencies in your car's audio system. It allows you to fine-tune the bass, midrange, and treble frequencies to achieve a desired sound profile. EQs are used to correct acoustic deficiencies in a vehicle's interior, tailor the audio output to personal preferences, and optimize the overall listening experience.
      A car equalizer works by adjusting the amplitude or level of specific frequency bands in the audio signal. It typically features sliders or knobs for different frequency ranges, such as bass, midrange, and treble. By manipulating these controls, you can boost or cut specific frequencies to enhance or diminish their presence in the audio output. This allows you to create a balanced soundstage and compensate for factors like speaker placement and vehicle acoustics.
      Yes, you can install a car equalizer in your existing car audio system. EQs can be integrated between the head unit and the amplifier or directly into the signal path, depending on the EQ model. Some modern car head units also come with built-in equalizer functions. When installing an external EQ, it's essential to ensure proper wiring and integration to achieve the desired audio adjustments. Professional installation may be recommended for complex setups.
      While some technical understanding of audio frequencies can be helpful, many car equalizers are designed with user-friendly interfaces, such as sliders or rotary knobs, that make adjustments intuitive. Basic knowledge of how different frequencies affect the audio can assist in achieving optimal results. Some advanced EQs also offer presets or automatic tuning features that can simplify the tuning process. However, for precision tuning and a customized sound, taking the time to experiment with different settings and listening to the changes is advisable.
      Yes, a car equalizer can significantly enhance audio quality in your car by allowing you to tailor the sound output to your preferences and the acoustics of your vehicle. It can address frequency imbalances, correct deficiencies caused by speaker placement, and compensate for road noise. With proper adjustments, an EQ can create a more immersive and enjoyable listening experience, making your favorite music sound clearer, more dynamic, and well-balanced.
      why-shoping-with-sonic

      We love people and we're ready to help you! See what separates us from our competition.

      Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
      Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
      We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
      Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
      We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
      Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
      Why Shop With Us?
      Save up to 10 different vehicles in your garage
      Vehicle
      Store
      Delete

      2014 Mazda CX-9

      2012 Volkswagen Passat

      2011 Mercedes-Benz E-Class

      1993 Mazda MX-6

      1983 Subaru GL

      1988 BMW M6

      2009 Lotus Exige

      2007 Volvo XC70

      1992 Saturn SL

      2017 Mercedes-Benz E-Class

      Vehicle
      Store
      Delete

      2017 Can-Am Commander 800R

      2014 Can-Am Commander DPS 800R

      Add vehicle Clear all vehicles
      Where to find vehicle info
      Are you sure you want to clear your garage?
      This action cannot be undone. Confirm
      This category was not designed for products.
      If you continue, you will be redirected to a category customized for your vehicle. Continue
      Loading...
      Identify your vehicle and submodel details
      • Owner's manual
      • Vehicle's insurance card
      • Vehicle registration
      • Vehicle produced after 2005: Inside driver's side door
      • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
      Car Info Side Door Icon
      Vehicle Registration Icon
      Vehicle Insurance Icon

      Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

      • You see only parts engineered for your exact vehicle
      • You avoid incompatible radios, speakers, or wiring
      • Installation is smoother, faster, and frustration-free
      • You get the correct accessories the first time

      Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.