Garage
Shop
Account Icon
Account
Box Icon
Track
order
Telephone Icon
Call
Help Icon
Help
Door with Arrow Icon
Sign In
  1. Home
  2. Discontinued Car Audio & Electronics
  3. Discontinued Car Amplifiers
  4. Discontinued Equalizers & Sound Processors
  5. Discontinued Crossovers

Discontinued Crossovers

Filters
Reset Done
Product Type
Price Range
Line Driver
A line driver is a small amplifier used to support the strength of the audio signal coming from the source unit.
Built-in Bass Reconstruction
Bass reconstructors, or bass enhancers, improve low frequency reproduction in a car audio system with at least one subwoofer. These bass expander products will help your subs produce accurate bass thumps.
Max Output Level
The maximum level (in volts) of signal output. A higher level will increase the clarity and boost your signal.
Signal-to-Noise Ratio
This spec compares the strength of the signal to the level of background noise. A higher value indicates less background noise.
Deals
Promotions we have offer More Ways to Shop for items that are on clearance, last chance, special offer and sales, Made in America, and more!
Condition

Shop the Category

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

JVC KS-N60

KS-N60 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

JVC KS-N60

6-way crossover network, 3 pairs of inputs, 6 pairs of outputs, parametric EQ...

6-way crossover network, 3 pairs of inputs, 6 pairs of outputs, parametric EQ...

Kenwood KEC-600 6-way Crossover

KEC-600 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Kenwood KEC-600 6-way Crossover

6-way Crossover • Front, Rear, Aux Inputs • Front High, Front Mid, Rear High, Rear Mid, Low 1, Low 2 Outputs • Adjustable Bass Boost • Acrylic Panel • Parametric EQ • Mounting Hardware Included

6-way Crossover • Front, Rear, Aux Inputs • Front High, Front Mid, Rear High, Rear Mid, Low 1, Low 2 Outputs • Adjustable Bass Boost • Acrylic Panel • Parametric EQ • Mounting Hardware Included

Rockford Fosgate 3SIXTY3 (Open Box, Complete)

Interactive Signal Processor with 8 Channel Inputs / Outputs and 248 Band Parametric EQ OEM integration "Black Box"

3SIXTY.3 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Rockford Fosgate 3SIXTY3 (Open Box, Complete)

Interactive Signal Processor with 8 Channel Inputs / Outputs and 248 Band Parametric EQ OEM integration "Black Box"

• Interactive Digital Signal Processor
• 31 Band Parametric EQ Per Channel
• Interactive Graphic User Interface
• AUX Input
• Wireless Bluetooth Control

8

• Interactive Digital Signal Processor
• 31 Band Parametric EQ Per Channel
• Interactive Graphic User Interface
• AUX Input
• Wireless Bluetooth Control

AudioControl Remote Control for LC6 (also works with Epicenter)

ONLY Remote Level Control for LC6

LC6-REMOTE-CONTROL big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

AudioControl Remote Control for LC6 (also works with Epicenter)

ONLY Remote Level Control for LC6

Remote control for Audiocontrol LC6 unit. Remote control with 20 foot cable and mounting plate.

Remote control for Audiocontrol LC6 unit. Remote control with 20 foot cable and mounting plate.

Audiobahn AEQ8

Half-DIN Size 4-Band Parametric Equalizer and Crossover

AEQ8 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Audiobahn AEQ8

Half-DIN Size 4-Band Parametric Equalizer and Crossover

In-Dash Four band parametric equalizer and Crossover • Subwoofer outputs and level controls • Gold plated RCA input connectors • Main/DVD input selector

1

In-Dash Four band parametric equalizer and Crossover • Subwoofer outputs and level controls • Gold plated RCA input connectors • Main/DVD input selector

DLS Scandinavia Filter box

2-Way Passive Crossover for Scandinavia Competition Speakers

FILTER BOXES big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

DLS Scandinavia Filter box

2-Way Passive Crossover for Scandinavia Competition Speakers

2-Way Passive Crossover for Scandinavia Competition Speakers • High Quality Ribbon Air Coils • MXP Polypropylene Capacitor in the Tweeter Section • Tweeter Level Adjustments in 4 Steps

2-Way Passive Crossover for Scandinavia Competition Speakers • High Quality Ribbon Air Coils • MXP Polypropylene Capacitor in the Tweeter Section • Tweeter Level Adjustments in 4 Steps

Rockford Fosgate 3SIXTY.1 (UPC #780687322946)

Digital Sound Processor for OEM Integration

3SIXTY.1 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Rockford Fosgate 3SIXTY.1 (UPC #780687322946)

Digital Sound Processor for OEM Integration

Digital Sound Processor • OEM integration • remote turn-on • 15-band adjustable EQ • programmable volume control • 6-channel speaker level inputs • seamless integration

Digital Sound Processor • OEM integration • remote turn-on • 15-band adjustable EQ • programmable volume control • 6-channel speaker level inputs • seamless integration

Alpine PXAH800 (Open Box, Complete)

8-Channel Imprint Audio Processor with Optical Inputs

PXA-H800 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Alpine PXAH800 (Open Box, Complete)

8-Channel Imprint Audio Processor with Optical Inputs

• 31-Band Graphic EQ
• 10-Band Parametric Equalizer
• Audiophile-grade Components
• Time Correction and Digital Crossover
• ImprintEQ with Post-Tuning Adjustment
• True 5.1-channel Surround Sound

3

• 31-Band Graphic EQ
• 10-Band Parametric Equalizer
• Audiophile-grade Components
• Time Correction and Digital Crossover
• ImprintEQ with Post-Tuning Adjustment
• True 5.1-channel Surround Sound

Absolute CRX9R

3-way Electronic Crossover with Hi-Pass Filter

CRX9R big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Absolute CRX9R

3-way Electronic Crossover with Hi-Pass Filter

3-way Electronic Crossover with Hi-Pass Filter • Frequency Multiplier Switches • Remote Bass Boost Control Included • Parallel Input Switch • Mixed In/Out Switch

3-way Electronic Crossover with Hi-Pass Filter • Frequency Multiplier Switches • Remote Bass Boost Control Included • Parallel Input Switch • Mixed In/Out Switch

Rockford Fosgate 3SIXTY.2 (UPC #780687322953)

Advanced Digital Sound Processor for OEM Integration

3SIXTY.2 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Rockford Fosgate 3SIXTY.2 (UPC #780687322953)

Advanced Digital Sound Processor for OEM Integration

Advanced Digital Sound Processor for OEM Integration • 153 adjustable EQ bands • six high/low level inputs • time alignment • sound settings memory • volume knob • auto sum capability

11

Advanced Digital Sound Processor for OEM Integration • 153 adjustable EQ bands • six high/low level inputs • time alignment • sound settings memory • volume knob • auto sum capability

Lanzar VIBEX8

3-Way Electronic Crossover

VIBEX8 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Lanzar VIBEX8

3-Way Electronic Crossover

• 3-Way Electronic Crossover
• Remote Subwoofer Level Control
• Gold Plated RCA

5

• 3-Way Electronic Crossover
• Remote Subwoofer Level Control
• Gold Plated RCA

Clif Designs CDQ3X

3-way Active Crossover Network

CDQ3X big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Clif Designs CDQ3X

3-way Active Crossover Network

Crossover • Variable Subwoofer Frequency • Subwoofer Outputs and Level Control • 0-18dB Bass Boost

Crossover • Variable Subwoofer Frequency • Subwoofer Outputs and Level Control • 0-18dB Bass Boost

Audiobahn AX303P

3-way Electronic Crossover

AX303P big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Audiobahn AX303P

3-way Electronic Crossover

18dB per Octave Crossover Slopes • PWM Power Supply • Variable Bass Boost: 0 - 12dB • Front & Rear RCA Inputs • Iced Blue Acrylic Protective Cover • Blue Backlight Knobs on Remote • Blue LED Indicator Lights

2

18dB per Octave Crossover Slopes • PWM Power Supply • Variable Bass Boost: 0 - 12dB • Front & Rear RCA Inputs • Iced Blue Acrylic Protective Cover • Blue Backlight Knobs on Remote • Blue LED Indicator Lights

Audiobahn AX203 2-way Crossover

AX203 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Audiobahn AX203 2-way Crossover

2-way electronic crossover network with remote control

2-way electronic crossover network with remote control

PowerBass Xtreme XEX-23

3-way Electronic Crossover

XEX-23 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

PowerBass Xtreme XEX-23

3-way Electronic Crossover

PowerBass Xtreme 3-way Electronic Crossover • Front/Rear/Subwoofer Tri-Mode Inputs • Remote Bass Boost Control Included • Overlapping Crossover Design • Subwoofer Phase Control • Nickel-Plated Tiffany Style RCA Jacks

PowerBass Xtreme 3-way Electronic Crossover • Front/Rear/Subwoofer Tri-Mode Inputs • Remote Bass Boost Control Included • Overlapping Crossover Design • Subwoofer Phase Control • Nickel-Plated Tiffany Style RCA Jacks

Cache CEX

2/3 Way Crossover with 8V RMS and 12dB Bass Boost

CEX big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Cache CEX

2/3 Way Crossover with 8V RMS and 12dB Bass Boost

12dB per Octave • 2/3 Way Crossover • 8V RMS Output • Includes Remote Level Control • Bandpass Capability • 12dB Bass Boost

3

12dB per Octave • 2/3 Way Crossover • 8V RMS Output • Includes Remote Level Control • Bandpass Capability • 12dB Bass Boost

Visonik V33X 3-way Crossover

V33X big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Visonik V33X 3-way Crossover

** CLOSEOUT SALE! WAS $99.99! **
3-way electronic crossover • 1 Subwoofer RCA Input • selectable subwoofer input control • selectable stereo/ mono sub control • 2-year authorized manufacturer's warranty • 0 - 10 dB bass boost @ 40 Hz • adjustable front, rear & subwoofer gain control

** CLOSEOUT SALE! WAS $99.99! **
3-way electronic crossover • 1 Subwoofer RCA Input • selectable subwoofer input control • selectable stereo/ mono sub control • 2-year authorized manufacturer's warranty • 0 - 10 dB bass boost @ 40 Hz • adjustable front, rear & subwoofer gain control

Power Acoustik C-1B R/B

Active 12 dB Electronic Crossover

C-1B big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Power Acoustik C-1B R/B

Active 12 dB Electronic Crossover

Active 12 dB Crossover • Accepts High and Low Level Inputs • LED Indicator • Selectable Crossover • Low THD • Selectable Crossover Frequencies • 85 dB Signal-to-Noise Ratio • Includes Mounting Hardware

Active 12 dB Crossover • Accepts High and Low Level Inputs • LED Indicator • Selectable Crossover • Low THD • Selectable Crossover Frequencies • 85 dB Signal-to-Noise Ratio • Includes Mounting Hardware

MA Audio HK2X

2-Way Crossover Network

HK2X big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

MA Audio HK2X

2-Way Crossover Network

2-Way Electronic Crossover Network • Brushed Aluminum Finish • 1 Pair RCA Inputs • 2 Pair RCA Outputs • DC to DC PWM Power Supply • 5V RMS Output • Infinitely Variable Crossovers • Remote Power On / Off

2-Way Electronic Crossover Network • Brushed Aluminum Finish • 1 Pair RCA Inputs • 2 Pair RCA Outputs • DC to DC PWM Power Supply • 5V RMS Output • Infinitely Variable Crossovers • Remote Power On / Off

Hifonics HFXR-RB (Factory Refurbished)

2-way / 3-way Active Crossover with Remote Bass Control

HFXR big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

Hifonics HFXR-RB (Factory Refurbished)

2-way / 3-way Active Crossover with Remote Bass Control

• Item Condition: Factory Refurbished
• 2-Way/3-Way Electronic Crossover
• Bass boost (0-12dB @ 45Hz)
• Quasi-Parametric EQ
• 180-Degree Phase-Shift Switch
• Front/Rear Channel Frequency
• Front and Rear Adjustments
• RCA Pre-Amp Output

2

• Item Condition: Factory Refurbished
• 2-Way/3-Way Electronic Crossover
• Bass boost (0-12dB @ 45Hz)
• Quasi-Parametric EQ
• 180-Degree Phase-Shift Switch
• Front/Rear Channel Frequency
• Front and Rear Adjustments
• RCA Pre-Amp Output

Prev 2 3 4 5 6 Next

Items per page: 20 40 60

    Clear all

    FAQ Frequently asked questions in Discontinued Crossovers

    Crossovers Frequently Asked Questions (FAQ)
    A crossover in car audio is an electronic device that separates audio signals into different frequency ranges and directs them to the appropriate speakers. It ensures that high frequencies go to tweeters, midrange frequencies to midrange speakers, and low frequencies to subwoofers. This helps each speaker handle the frequencies it's best suited for, resulting in clearer and more balanced sound reproduction.
    A crossover is essential to ensure that each speaker in your car audio system plays the frequencies it can handle most effectively. Without a crossover, speakers might reproduce frequencies they're not designed for, leading to distortion and poor sound quality. By using a crossover, you optimize the performance of each speaker and achieve a seamless and cohesive sound experience.
    There are two main types of crossovers: passive and active. Passive crossovers are built into speakers and are typically used in factory systems or as replacements for stock speakers. Active crossovers are separate units that are placed between the head unit and the amplifier. They offer more control and flexibility by allowing you to adjust crossover points and slopes for each speaker.
    Crossover points are specific frequencies at which the crossover directs certain frequencies to different speakers. For example, a crossover might send frequencies below 250 Hz to a subwoofer and frequencies above 250 Hz to a midrange speaker. Crossover slopes determine how quickly the frequencies are attenuated beyond the crossover point. Common slopes include 12 dB/octave, 24 dB/octave, and 36 dB/octave.
    Installing a passive crossover is relatively straightforward and can be done by carefully following the manufacturer's instructions. However, installing an active crossover might require more expertise and understanding of car audio systems. If you're unsure, it's recommended to seek professional installation to ensure that the crossover is set up correctly and works optimally with your system.
    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

    1989 Toyota Tercel

    1990 Lincoln Mark VII

    1977 Datsun B210

    2023 BMW X4 M

    1977 Ford Pinto

    1989 Volvo 780

    2019 Jaguar F-Pace

    2011 BMW 335i

    1989 Chrysler Conquest

    1981 Cadillac Eldorado

    Vehicle
    Store     Delete

    2024 Can-Am Defender MAX XT

    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

    Cancel

    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue

    Cancel

    Shop your 1989 Tercel
    Why Use a Vehicle Fit Guide?
    Change vehicle | Shop without vehicle
    Whoa! Slow down. Add your details below!
    additional information required
    Add vehicle details to confirm fitment
    Ignore fitment details
    Find stereos and more that work -- fast.

    Additional information:

    Remove

    Can't find your vehicle? Click here and we'll help.

    Where to find vehicle info

    Go to Fitment

    Didn't find your car?

    Submit your details and we'll help!
    Please enter the letters as they are shown in the image above. Letters are not case-sensitive.
    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
    Back

    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.

    Back
    Track your order
    Call our experts
    Support Center
    Return & Exchanges
    Follow on Instagram Instagram logo
    Subscribe on YouTube YouTube logo