Garage
Shop

Discontinued 4" Speakers

Exclamation Icon It’s a no-brainer.
Get your speakers here.

Install kit discounts · Guaranteed fit · Full warranty
Loading...
Filters

Gear Icon Find speakers that fit. Set your vehicle.
  • Mounting adapter brackets
  • Harness to avoid cutting vehicle wires

Shop the Category

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

FLI Underground FU4-F1A

4" 2-Way FU Series Coaxial Car Speakers

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way FU Series Coaxial Car Speakers

4" FLI Undergound Car Speakers • 90W Max • 30W RMS • Electroplated Injection Molded Polypropylene (IMPP) Cone • Butyl Rubber Surround • 4 ohm Impedance • Includes a Mesh Grille

checkmark icon Confirm fitment. Set your vehicle.

4" FLI Undergound Car Speakers • 90W Max • 30W RMS • Electroplated Injection Molded Polypropylene (IMPP) Cone • Butyl Rubber Surround • 4 ohm Impedance • Includes a Mesh Grille

Precision Power PPI S.42

160W Peak (80W RMS) 4" 2-way Sedona Series Coaxial Full Range Car Speakers

Go to item page Right Arrow Icon of Right Arrow

160W Peak (80W RMS) 4" 2-way Sedona Series Coaxial Full Range Car Speakers

• Peak Power: 160W
• RMS Power: 80W
• 4 ohm Impedance
• Injection Molded Polypropylene Cone
• Butyl Rubber Surround
• Mylar Midrange & Tweeter Composition

checkmark icon Confirm fitment. Set your vehicle.

• Peak Power: 160W
• RMS Power: 80W
• 4 ohm Impedance
• Injection Molded Polypropylene Cone
• Butyl Rubber Surround
• Mylar Midrange & Tweeter Composition

Boston Acoustics SE45

4" 2-way SE Series Coaxial Car Speakers

Go to item page Right Arrow Icon of Right Arrow

4" 2-way SE Series Coaxial Car Speakers

4" SE Series Speakers • 2-Way Car Speakers • 80W Max • 35W RMS • 4 Ohm Impedance • Copolymer Woofer Cone • Butyl Rubber Surround • 3/4" TypeS3 Carbon Injected Polymer Soft Dome Tweeter with Neodymium Magnet

checkmark icon Confirm fitment. Set your vehicle.

4" SE Series Speakers • 2-Way Car Speakers • 80W Max • 35W RMS • 4 Ohm Impedance • Copolymer Woofer Cone • Butyl Rubber Surround • 3/4" TypeS3 Carbon Injected Polymer Soft Dome Tweeter with Neodymium Magnet

Visonik VP4062

4" or 4" x 6" Mountable w/ Adapters, 2-way Full Range Car Speakers

Go to item page Right Arrow Icon of Right Arrow

4" or 4" x 6" Mountable w/ Adapters, 2-way Full Range Car Speakers

4" / 4" x 6" 2-Way Full Range Car Speakers • 125W Max • 35W RMS • Mica-injected polypropylene cone woofer • Butyl rubber surround • Progressive roll nomex spider • Black stamped steel basket • 2-Layer voice coil

checkmark icon Confirm fitment. Set your vehicle.

4" / 4" x 6" 2-Way Full Range Car Speakers • 125W Max • 35W RMS • Mica-injected polypropylene cone woofer • Butyl rubber surround • Progressive roll nomex spider • Black stamped steel basket • 2-Layer voice coil

Clarion SRG1021R

4" 2-Way SRG Series Coaxial Speakers (SRG-1021R)

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way SRG Series Coaxial Speakers (SRG-1021R)

4" 2-Way SRG Series Car Speakers • 140W Max • 30W RMS • MIPP Cone woofer • 1" Metallized PEI Balanced-drive tweeter • 4 ohm impedance • Powerful strontium magnet structure for dynamic bass response

checkmark icon Confirm fitment. Set your vehicle.

4" 2-Way SRG Series Car Speakers • 140W Max • 30W RMS • MIPP Cone woofer • 1" Metallized PEI Balanced-drive tweeter • 4 ohm impedance • Powerful strontium magnet structure for dynamic bass response

DLS Classic 124

4" Performance Classic Series 2-Way Coaxial Car Speakers (10-20124)

Go to item page Right Arrow Icon of Right Arrow

4" Performance Classic Series 2-Way Coaxial Car Speakers (10-20124)

4" Performance Classic Series 2-Way Car Component System • 80W Peak • 60W RMS • Silk Dome Tweeter • Crossover Integrated Filter with 6 dB Slope • 2-3/4" Neodymium Magnet Structure • 4 Ohm Impedance

checkmark icon Confirm fitment. Set your vehicle.

4" Performance Classic Series 2-Way Car Component System • 80W Peak • 60W RMS • Silk Dome Tweeter • Crossover Integrated Filter with 6 dB Slope • 2-3/4" Neodymium Magnet Structure • 4 Ohm Impedance

Sony XS-W4021

4" 2-way Xplod Coaxial Car Speakers (XSW4021)

Go to item page Right Arrow Icon of Right Arrow

4" 2-way Xplod Coaxial Car Speakers (XSW4021)

4" W Series 2-Way Car Speakers • 20 Watts RMS • 120 Watts Max • Polypropylene Woofer Cone • Polypropylene Cone Woofer • Foam Surround • 4 ohm • Polyetherimide (PEI) Dome Tweeter

checkmark icon Confirm fitment. Set your vehicle.

4" W Series 2-Way Car Speakers • 20 Watts RMS • 120 Watts Max • Polypropylene Woofer Cone • Polypropylene Cone Woofer • Foam Surround • 4 ohm • Polyetherimide (PEI) Dome Tweeter

Bazooka MC-YAM-AK4

4-Channel Amplifier w/ Four 4" Speaker Kit for Yamaha Venture

Go to item page Right Arrow Icon of Right Arrow

4-Channel Amplifier w/ Four 4" Speaker Kit for Yamaha Venture

• Motorcycle Amplifier and Speaker Combo Package
• Includes 4-Channel Amplifier and Four Speakers
• Designed for the for Yamaha Venture
• 80 Watt RMS Speakers
• 200 Watt RMS Amplifier

light bulb icon Discover more. Set your vehicle.

• Motorcycle Amplifier and Speaker Combo Package
• Includes 4-Channel Amplifier and Four Speakers
• Designed for the for Yamaha Venture
• 80 Watt RMS Speakers
• 200 Watt RMS Amplifier

EXCLUSIVE

JVC CS-V427 + Sound Dampening

4" 2-Way DRVN Series Coaxial Speakers with Two 10" x 10" Pieces of Sound Dampening Material

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way DRVN Series Coaxial Speakers with Two 10" x 10" Pieces of Sound Dampening Material

4" DRVN Series Coaxial Car Speakers • 2-Way Design • 160W Max • 20W RMS • 4 ohm • Hybrid Cloth Rubber Surround • PEI Midrange Tweeter • Carbon Mica Cone

checkmark icon Confirm fitment. Set your vehicle.

4" DRVN Series Coaxial Car Speakers • 2-Way Design • 160W Max • 20W RMS • 4 ohm • Hybrid Cloth Rubber Surround • PEI Midrange Tweeter • Carbon Mica Cone

Planet Audio PL43

200W Max (100W RMS) 4" Pulse Series 3-Way Full Range Car Speakers

Go to item page Right Arrow Icon of Right Arrow

200W Max (100W RMS) 4" Pulse Series 3-Way Full Range Car Speakers

• 100 Watts Max Each, 50 Watts RMS Each
• 0.5", 1" Piezo Tweeters
• 4" Poly Injection Woofer Cone and Rubber Surround
• 4 Ohm Impedance
• Sensitivity: 85dB
• Mounting Depth: 1.55"

checkmark icon Confirm fitment. Set your vehicle.

• 100 Watts Max Each, 50 Watts RMS Each
• 0.5", 1" Piezo Tweeters
• 4" Poly Injection Woofer Cone and Rubber Surround
• 4 Ohm Impedance
• Sensitivity: 85dB
• Mounting Depth: 1.55"

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way Speaker • 35W RMS • 3/4" Aluminum Tweeter • Co-Polymer Cone • Proprietary Frame

checkmark icon Confirm fitment. Set your vehicle.

4" 2-Way Speaker • 35W RMS • 3/4" Aluminum Tweeter • Co-Polymer Cone • Proprietary Frame

MB Quart ONX110 Open Box Complete

4" 2-Way ONYX Series Coaxial Car Audio Speakers

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way ONYX Series Coaxial Car Audio Speakers

• Open Box Complete
• Peak Power: 140W
• RMS Power: 60W
• 1-1/4" Titanium Coated Tweeter
• Mounting Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 84dB

checkmark icon Confirm fitment. Set your vehicle.

• Open Box Complete
• Peak Power: 140W
• RMS Power: 60W
• 1-1/4" Titanium Coated Tweeter
• Mounting Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 84dB

NVX VSP4 - Open Box, Good Condition Used

4" 2-Way V-Series Coaxial Car Speakers with Silk Dome Tweeters - Open Box, Good Condition Used

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way V-Series Coaxial Car Speakers with Silk Dome Tweeters - Open Box, Good Condition Used

• Item Condition - Good, Used
• Peak Power: 120W
• RMS Power: 60W
• 25mm Silk Soft Dome Tweeter
• Mounting Depth: 2"
• Lightweight Polypropylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 86dB

checkmark icon Confirm fitment. Set your vehicle.

• Item Condition - Good, Used
• Peak Power: 120W
• RMS Power: 60W
• 25mm Silk Soft Dome Tweeter
• Mounting Depth: 2"
• Lightweight Polypropylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 86dB

MTX Audio TX4001

4" 2-way Thunder Axe Series Component Speakers System

Go to item page Right Arrow Icon of Right Arrow

4" 2-way Thunder Axe Series Component Speakers System

4" 2-way Thunder Axe Series Component Speakers System • 150W Max • 75W RMS • Polypropylene cone woofer with aluminum deposition • Rubber surround • 1" Soft dome tweeter • 2-way crossover network • Tunable tweeter network

checkmark icon Confirm fitment. Set your vehicle.

4" 2-way Thunder Axe Series Component Speakers System • 150W Max • 75W RMS • Polypropylene cone woofer with aluminum deposition • Rubber surround • 1" Soft dome tweeter • 2-way crossover network • Tunable tweeter network

Precision Power PPI BI.402

4" 4-Way Black Ice Series Coaxial Car Audio Speakers

Save Money with Sonic Exclusive Bundles:
View All Deals!

H:H
Go to item page Right Arrow Icon of Right Arrow

4" 4-Way Black Ice Series Coaxial Car Audio Speakers

• Peak Power: 160W
• RMS Power: 80W
• Dual 1" Mylar Tweeters
• Mounting Depth: 2"
• Injection Molded Polypropylene Cone
• 4 Ohm Impedance
• Sensitivity: 88dB

Promo Savings Icon

Save Money with Sonic Exclusive Bundles:
View All Deals!

H:H
checkmark icon Confirm fitment. Set your vehicle.

• Peak Power: 160W
• RMS Power: 80W
• Dual 1" Mylar Tweeters
• Mounting Depth: 2"
• Injection Molded Polypropylene Cone
• 4 Ohm Impedance
• Sensitivity: 88dB

Infinity Reference X REF-4002cfx

4" 2-Way Reference X Series Coaxial Car Audio Speakers

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way Reference X Series Coaxial Car Audio Speakers

• Peak Power: 210W
• RMS Power: 70W
• 1" Edge-Driven Textile Dome Tweeter
• Mounting Depth: 1-7/8"
• Plus One Woofer Cone Technology
• True 4 Ohm Impedance
• Sensitivity: 92dB

checkmark icon Confirm fitment. Set your vehicle.

• Peak Power: 210W
• RMS Power: 70W
• 1" Edge-Driven Textile Dome Tweeter
• Mounting Depth: 1-7/8"
• Plus One Woofer Cone Technology
• True 4 Ohm Impedance
• Sensitivity: 92dB

Pioneer TS-A1072R (Open Box, Complete)

4" 3-Way A-Series Coaxial Car Audio Speakers

Go to item page Right Arrow Icon of Right Arrow

4" 3-Way A-Series Coaxial Car Audio Speakers

• Open Box Complete
• Peak Power: 300W
• RMS Power: 40W
• 3/8" Soft Dome Tweeter
• Mounting Depth: 1-11/16"
• Composite Injection Molded Polypropylene with Interlaced Aramid Fiber Cone
• 4 Ohm Impedance
• Sensitivity: 90dB

checkmark icon Confirm fitment. Set your vehicle.

• Open Box Complete
• Peak Power: 300W
• RMS Power: 40W
• 3/8" Soft Dome Tweeter
• Mounting Depth: 1-11/16"
• Composite Injection Molded Polypropylene with Interlaced Aramid Fiber Cone
• 4 Ohm Impedance
• Sensitivity: 90dB

Go to item page Right Arrow Icon of Right Arrow

4" 2-way speakers • polar blue pearl-mica IMPP woofer • 1-3/8" weather-resistant PEI film balanced dome tweeter • 90W peak power handling

4" 2-way speakers • polar blue pearl-mica IMPP woofer • 1-3/8" weather-resistant PEI film balanced dome tweeter • 90W peak power handling

Pioneer TS-G1041R

4" 2-Way Car Speakers

Go to item page Right Arrow Icon of Right Arrow

4" 2-Way Car Speakers

4" 2-Way Car Speakers • IMPP composite woofer • polyetherimide film dome tweeter • 110W peak power • cloth surround

checkmark icon Confirm fitment. Set your vehicle.

4" 2-Way Car Speakers • IMPP composite woofer • polyetherimide film dome tweeter • 110W peak power • cloth surround

Planet Audio SC42

150W 4" 2-Way Sphere Series Coaxial Car Speakers

Go to item page Right Arrow Icon of Right Arrow

150W 4" 2-Way Sphere Series Coaxial Car Speakers

• 150 Watts Max
• 1/2", hard dome Tweeter
• Mounting Depth: 2"
• Polypropylene Midwoofer Cone
• 4 Ohm Impedance
• Sensitivity: 60dB

checkmark icon Confirm fitment. Set your vehicle.

• 150 Watts Max
• 1/2", hard dome Tweeter
• Mounting Depth: 2"
• Polypropylene Midwoofer Cone
• 4 Ohm Impedance
• Sensitivity: 60dB

Items per page: 20 40 60

    Clear all
    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

    Add vehicle
    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.