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MTX PROXP-20-THUNDER3

3 Speaker Audio System Upgrade Kit for select 2020-2021 RZR PRO XP 4 Ultimate / 4 / 4 Premium Includes One Digital Marine Receiver, 6.5" Speaker Kick Panel Pods, Loaded 10" Marine Enclosure, and Two Marine Amplifiers

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3 Speaker Audio System Upgrade Kit for select 2020-2021 RZR PRO XP 4 Ultimate / 4 / 4 Premium Includes One Digital Marine Receiver, 6.5" Speaker Kick Panel Pods, Loaded 10" Marine Enclosure, and Two Marine Amplifiers

• Includes a marine receiver, two 6.5" marine speakers, two marine amplifiers and a loaded 10" marine enclosure
• Direct fit for a hassle-free installation, fitting perfectly into select 2020-2021 RZR PRO XP 4 Ultimate / 4 / 4 Premium for seamless integration
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

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$2,749.95

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• Includes a marine receiver, two 6.5" marine speakers, two marine amplifiers and a loaded 10" marine enclosure
• Direct fit for a hassle-free installation, fitting perfectly into select 2020-2021 RZR PRO XP 4 Ultimate / 4 / 4 Premium for seamless integration
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

Belva BWT8LED (Like New (Open Box))

600W Peak (300W RMS) 8" Marine Tower Speakers with Multi-Color LED Lighting and Remote (White)

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600W Peak (300W RMS) 8" Marine Tower Speakers with Multi-Color LED Lighting and Remote (White)

• Peak Power: 300 watts Each
• RMS Power 150 watts Each
• 1" Titanium Balanced Dome Tweeters
• Polypropylene Cone
• Impedance: 4 ohm
• Sensitivity: 91 dB

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List price $259.99
-54% $118.99 /pair

In stock

• Peak Power: 300 watts Each
• RMS Power 150 watts Each
• 1" Titanium Balanced Dome Tweeters
• Polypropylene Cone
• Impedance: 4 ohm
• Sensitivity: 91 dB

Limited time!

MB Quart MBQRP-DASH-1 Dash Kit

GMR7V1 Stereo Dash Kit and Harness for select 2020-2024 vehicles from Polaris

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GMR7V1 Stereo Dash Kit and Harness for select 2020-2024 vehicles from Polaris

• Custom-Fit Install Dash Kit
• Compatible with select 2020-2024 vehicles from Polaris Vehicles
• Accommodates ISO Custom-Fit Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

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List price $159.99
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-26% $119.00

Available

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• Custom-Fit Install Dash Kit
• Compatible with select 2020-2024 vehicles from Polaris Vehicles
• Accommodates ISO Custom-Fit Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

MB Quart FA2-900.5

900W RMS Class D Formula Series 5 Channel Car Amplifier with Bass Remote

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900W RMS Class D Formula Series 5 Channel Car Amplifier with Bass Remote

• 50 watts x 4 channel + 200 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 250 watts x 1 channel @ 2 ohm
• Total RMS Power: 900 watts
• Class D 1 ohm Stable 5-Channel Amplifier

2+ offers available
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List price $375.00
-10% $338.50

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Available Offers (2) for MB Quart FA2-900.5
FREE Belva Amp Kit at Checkout!
Save 30% off an NVX XKIT46 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT46 Amp Kit! No code needed — discount applies automatically at checkout.

DS18 SXE-1500.1D/RD

1500W Peak (500W RMS) Class D SXE Series Monoblock Car Amplifier with Bass Remote (Red)

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1500W Peak (500W RMS) Class D SXE Series Monoblock Car Amplifier with Bass Remote (Red)

• 200 watts x 1 channel @ 4 ohm
• 350 watts x 1 channel @ 2 ohm
• 500 watts x 1 channel @ 1 ohm
• Total RMS Power: 500 watts
• Class D Stable Monoblock Amplifier

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List price $244.99
-17% $203.95

In stock.

Cerwin-Vega RPMX3KD2

3 Speaker Audio System Upgrade Kit for select 2017-2026 Maverick X3 Includes Digital Audio Receiver, 6.5" Speakers, 4-Channel Amplifier, and 10" Subwoofer

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3 Speaker Audio System Upgrade Kit for select 2017-2026 Maverick X3 Includes Digital Audio Receiver, 6.5" Speakers, 4-Channel Amplifier, and 10" Subwoofer

• Includes digital audio receiver with dash kit and 6.5" speakers with dash panels
• Also includes 4 channel amplifier and 10" subwoofer in custom fit enclosure
• Direct fit for a hassle-free installation, fitting perfectly into the select 2017-2026 Maverick X3
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

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$2,749.99

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• Includes digital audio receiver with dash kit and 6.5" speakers with dash panels
• Also includes 4 channel amplifier and 10" subwoofer in custom fit enclosure
• Direct fit for a hassle-free installation, fitting perfectly into the select 2017-2026 Maverick X3
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

Cerwin-Vega XED3002D

250W Peak (240W RMS) Class D XED Series 2 Channel Car Amplifier

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250W Peak (240W RMS) Class D XED Series 2 Channel Car Amplifier

• 80 watts x 2 channel @ 4 ohm
• 120 watts x 2 channel @ 2 ohm
• Bridged: 220 watts x 1 channel @ 4 ohm
• Total RMS Power: 240 watts
• Class D 2 ohm Stable 2-Channel Amplifier

2+ offers available
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List price $167.99
-17% $139.99

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Available Offers (2) for Cerwin-Vega XED3002D
FREE Belva Amp Kit at Checkout!
Save 30% off an NVX XKIT82 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT82 Amp Kit! No code needed — discount applies automatically at checkout.

Diamond Audio MSMS692LK

1040W Peak (260W RMS) 6x9" Cut-in Lid Kit with MS692CX2 Speakers for select 2014-2023 vehicles from Harley Davidson

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1040W Peak (260W RMS) 6x9" Cut-in Lid Kit with MS692CX2 Speakers for select 2014-2023 vehicles from Harley Davidson

• 6x9" Saddlebag Cut-in Lid Speaker Kit with MS692CX2 Speakers
• Designed for select 2014-2023 vehicles from Harley Davidson
• 520 watts Peak Each, 130 watts RMS Each
• 1" Titanium Dome Tweeters
• UV-Treated Waterproof Kevlar cone material
• Impedance: 2 ohm
• Sensitivity: 87.6 dB

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$1,099.99

In stock

Only 1 Left!

• 6x9" Saddlebag Cut-in Lid Speaker Kit with MS692CX2 Speakers
• Designed for select 2014-2023 vehicles from Harley Davidson
• 520 watts Peak Each, 130 watts RMS Each
• 1" Titanium Dome Tweeters
• UV-Treated Waterproof Kevlar cone material
• Impedance: 2 ohm
• Sensitivity: 87.6 dB

Limited time!

MB Quart DS2-216

240W Peak (140W RMS) 6.5" 2-way 4-ohm Component Speaker System

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240W Peak (140W RMS) 6.5" 2-way 4-ohm Component Speaker System

• 140 watts Peak Each, 70 watts RMS Each
• Aluminum Inverted Dome tweeters
• Thermoformed Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Speaker Accessory at Checkout!
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Save $24 on install kits for this speaker

List price $109.99
-9% $99.99 /set

In stock

Massive Audio MX4

300W Peak (60W RMS) 4" MX Series 2-Way 4-ohm Coaxial Car Speakers

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300W Peak (60W RMS) 4" MX Series 2-Way 4-ohm Coaxial Car Speakers

• 150 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome tweeters
• Tweeters constructed with ferro fluid cooled voice coil
• Laminate-Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

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Install kits available for most vehicles

1
List price $49.99
-20% $39.99 /pair

Available

Ships in 10-14 days

Rockford Fosgate M2WL-10H

2400W Peak (600W RMS) 10" M2 Series 2 Way Coaxial 4-ohm Horn-Loaded Marine Wakeboard Tower Speakers with RGB Color Optix Lighting (White)

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2400W Peak (600W RMS) 10" M2 Series 2 Way Coaxial 4-ohm Horn-Loaded Marine Wakeboard Tower Speakers with RGB Color Optix Lighting (White)

• Peak Power: 1200 watts Each
• RMS Power 300 watts Each
• 1" Horn tweeters
• Mineral-Filled Polypropylene cone
• Impedance: 4 ohm
• Sensitivity: 97 dB

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$2,149.99 /pair

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• Peak Power: 1200 watts Each
• RMS Power 300 watts Each
• 1" Horn tweeters
• Mineral-Filled Polypropylene cone
• Impedance: 4 ohm
• Sensitivity: 97 dB

Diamond Audio MSHXM69F2BKLK24

600W Peak (300W RMS) 6x9" HXMF Series 2 Way Coaxial 2-ohm Cut-in Speaker Lid Kit for select 2024-2025 vehicles from Harley Davidson

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600W Peak (300W RMS) 6x9" HXMF Series 2 Way Coaxial 2-ohm Cut-in Speaker Lid Kit for select 2024-2025 vehicles from Harley Davidson

• 6x9" 2 Way Coaxial Harley Davidson Cut-in Speaker Lid Kit
• select 2024-2025 vehicles from Harley Davidson
• 300 watts Peak Each, 150 watts RMS Each
• Injection Molded Polypropylene with UV Protection cone material
• 1" Titanium Dome tweeters
• Impedance: 2-ohm
• Sensitivity: 97 dB

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VIP Product Get $110.00 in rewards to spend later

$1,099.99

In stock

Only 2 Left!

• 6x9" 2 Way Coaxial Harley Davidson Cut-in Speaker Lid Kit
• select 2024-2025 vehicles from Harley Davidson
• 300 watts Peak Each, 150 watts RMS Each
• Injection Molded Polypropylene with UV Protection cone material
• 1" Titanium Dome tweeters
• Impedance: 2-ohm
• Sensitivity: 97 dB

Earthquake Sound F5.25

600W Peak 5.25" Focus Series 2-Way Coaxial 4-ohm Car Speakers

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600W Peak 5.25" Focus Series 2-Way Coaxial 4-ohm Car Speakers

• 300 watts Peak Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Save $5 on install kits for this speaker

List price $120.00
-10% $107.99 /pair

In stock.

Dual MXCP132B

Single DIN Digital Audio Marine Receiver with Two 6.5" Marine Speakers (Black)

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Single DIN Digital Audio Marine Receiver with Two 6.5" Marine Speakers (Black)

• Single DIN digital audio marine receiver with Bluetooth
• Combo pack includes two 6.5" speakers and marine antenna
• Conformal coating and silicone cover for added protection
• Music streaming and hands-free calling features

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$109.99

Available

Ships in 10-14 days

• Single DIN digital audio marine receiver with Bluetooth
• Combo pack includes two 6.5" speakers and marine antenna
• Conformal coating and silicone cover for added protection
• Music streaming and hands-free calling features

MB Quart FA2-1500.1

1500W RMS Class D Formula Series Monoblock Car Amplifier with Bass Remote

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1500W RMS Class D Formula Series Monoblock Car Amplifier with Bass Remote

• 375 watts x 1 channel @ 4 ohm
• 750 watts x 1 channel @ 2 ohm
• 1500 watts x 1 channel @ 1 ohm
• Total RMS Power: 1500 watts
• Class D 1 ohm Stable Monoblock Amplifier

2+ offers available
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1
List price $229.99
$219.99

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Ships in 10-14 days

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Available Offers (2) for MB Quart FA2-1500.1
FREE Belva Amp Kit at Checkout!
Save 30% on an NVX XKIT42 Amp Kit with Purchase! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT42 Amp Kit! No code needed — discount applies automatically at checkout.

DS18 SXE-2500.1D/BK

2500W Peak (800W RMS) Class D SXE Series Monoblock Car Amplifier with Bass Remote

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2500W Peak (800W RMS) Class D SXE Series Monoblock Car Amplifier with Bass Remote

• 350 watts x 1 channel @ 4 ohm
• 600 watts x 1 channel @ 2 ohm
• 800 watts x 1 channel @ 1 ohm
• Total RMS Power: 800 watts
• Class D 1 ohm Stable Monoblock Amplifier
• Black Brushed Aluminum Body Color

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$239.95

In stock.

Rockford Fosgate R2-300X4 with Amplifier Wiring Kit

Rockford Fosgate 300W 4-Channel Class D Amplifier + Belva BAK44BL

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Rockford Fosgate 300W 4-Channel Class D Amplifier + Belva BAK44BL

• 50 Watts RMS x 4 @ 4 ohm
• 75 Watts RMS x 4 @ 2 ohm
• Total Peak Power: 150 Watts
• CEA-2006 Compliant
•Variable On Board Punch EQ
1.9" x "6.8" x "10.1"

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66
List price $389.98
-21% $309.99

In stock

• 50 Watts RMS x 4 @ 4 ohm
• 75 Watts RMS x 4 @ 2 ohm
• Total Peak Power: 150 Watts
• CEA-2006 Compliant
•Variable On Board Punch EQ
1.9" x "6.8" x "10.1"

Limited time!

Kicker VCWC124 (50VCWC124)

600W Peak (300W RMS) Loaded Single 12" Vented Enclosure

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600W Peak (300W RMS) Loaded Single 12" Vented Enclosure

• Ported enclosure with 1 12" CompC Series Subwoofer
• 150-300 watts RMS (600 watts Peak)
• Final Impedance: 4-ohm
• Dimensions: 20" L x 16" H x 11-3/8" W x 14-1/2" W2

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List price $299.99
Save $84.03
-28% $215.96

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Ships in 10-14 days

Belva 1.0 Farad Capacitor (Open Box, Good)

1.0 Farad Capacitor with Digital Red Display

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1.0 Farad Capacitor with Digital Red Display

• 1.0 Farad Power Capacitor
• Perfect for Systems up to 1000 Watts
• Audible Warning
• Red Voltage Display
• Mounting Brackets Included

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List price $79.99
-63% $29.99

In stock

• 1.0 Farad Power Capacitor
• Perfect for Systems up to 1000 Watts
• Audible Warning
• Red Voltage Display
• Mounting Brackets Included

Kicker KM124 (45KM124)

350W Peak (175W RMS) 12" KM Series Single 4-ohm Marine Subwoofer

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350W Peak (175W RMS) 12" KM Series Single 4-ohm Marine Subwoofer

• Peak Power: 350 watts
• RMS Power: 175 watts
• Impedance: Single 4 ohm
• Injection Molded Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 5 1/2"
• Sensitivity: 88.1 dB

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List price $279.99
-11% $249.99

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Ships in 10-14 days

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    All About

    Specials & Promotions

    The Deals Department includes all items with extra savings such as last chance items or items on special. In addition to instant savings on new gear, we also have Sonic Electronix Coupons easily grouped and refurbished electronics in our Deals Department.

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    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!
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    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.