Garage
Shop

Car Audio & Electronics

Find Car Audio & Video that fits your car, truck, SUV and more. Shopping for car electronics is easy and guaranteed! We're headquartered in Louisville, Kentucky and full of experts ready to help you with fast and free shipping, lifetime tech support and the best prices from all the top brands.

Top sellers

Loading...
Filters

We are sorry, no available results!

filter-icon Filters & Sort

Stinger SVMR

Red LED Voltage Display

SVMR big
Go to item page Right Arrow Icon of Right Arrow

Red LED Voltage Display

• Red LED Voltage Display
• Universal Mounting
• Monitor System Voltage
• Easy Installation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
13
List price $49.00
-49% $24.99

In stock

• Red LED Voltage Display
• Universal Mounting
• Monitor System Voltage
• Easy Installation

NVX XW4BL5

5 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

XW4BL5 big
Go to item page Right Arrow Icon of Right Arrow

5 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

• 5 feet 4 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

shipping truck icon Free shipping in USA. Provide zip for delivery date.
29
List price $29.99
-33% $19.99

In stock

Used from: $10.49

• 5 feet 4 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

Limited time!

NVX XQC302 Dual USB Quick Charge 3.0 Car Charger with LED Digital Voltmeter

QC 3.0 Fast Charging 12V/24V 36W Aluminum Waterproof Socket Power Output Adapter with On/Off Switch

XQC302 big
Go to item page Right Arrow Icon of Right Arrow

QC 3.0 Fast Charging 12V/24V 36W Aluminum Waterproof Socket Power Output Adapter with On/Off Switch

• Features Qualcomm Quick Charge 3.0
• Charges two devices simultaneously at 5V (2.1A)
• Charges devices 4x faster than conventional charging
• Compatible with most 12/24V charging systems
• Can be used nearly any application (Car/Truck/SUV/ATV/UTV/RV/Motorcycle/Marine)

Dads & Grads Sale! Save 15% at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
6
List price $29.99
-67% $9.99

In stock

• Features Qualcomm Quick Charge 3.0
• Charges two devices simultaneously at 5V (2.1A)
• Charges devices 4x faster than conventional charging
• Compatible with most 12/24V charging systems
• Can be used nearly any application (Car/Truck/SUV/ATV/UTV/RV/Motorcycle/Marine)

PAC AP4-CH41 R.2

Amplifier Integration Interface for select 2013-2023 vehicles from Ram, Jeep, Dodge

AP4-CH41 big
Go to item page Right Arrow Icon of Right Arrow

Amplifier Integration Interface for select 2013-2023 vehicles from Ram, Jeep, Dodge

• Amplifier integration interface for select 2013-2023 vehicles from Ram, Jeep, Dodge
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier
• Delivers switchable 4-volt or 5-volt RMS pre-amp output

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $41.90 in rewards to spend later

4
List price $499.00
-16% $419.00

In stock

• Amplifier integration interface for select 2013-2023 vehicles from Ram, Jeep, Dodge
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier
• Delivers switchable 4-volt or 5-volt RMS pre-amp output

Deaf Bonce Apocalypse ATOM-900.2 PRO

900W RMS Class D Apocalypse Atom Pro Series 2-Channel Full Range Car Amplifier

ATOM-900.2 PRO big
Go to item page Right Arrow Icon of Right Arrow

900W RMS Class D Apocalypse Atom Pro Series 2-Channel Full Range Car Amplifier

• 350 watts x 2 channel @ 4 ohm
• 510 watts x 2 channel @ 2 ohm
• 900 watts x 2 channel @ 1 ohm
• Bridged: 1020 watts x 1 channel @ 4 ohm
• 1000 watts @ 2 ohm
• Total RMS Power: 900 watts
• Class D 1 ohm Stable 2-Channel-Channel Amplifier

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $22.99 in rewards to spend later

$229.90

In stock

NVX VSLR60

60-Ohm Load Resistors for 2018-up Dodge/Chrysler/Jeep/RAM/Fiat vehicles with Amplified Systems

VSLR60 big
Go to item page Right Arrow Icon of Right Arrow

60-Ohm Load Resistors for 2018-up Dodge/Chrysler/Jeep/RAM/Fiat vehicles with Amplified Systems

• 60 Ohm Load Resistors
• Prevents Audio Shutdown and Distortion
• Compatible with most devices with speaker-level inputs
• Works in select 2018-up Chrysler-built vehicles
• Sold as a pair

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $39.99
-63% $14.99

In stock

Used from: $15.99 Like New from: $15.99

• 60 Ohm Load Resistors
• Prevents Audio Shutdown and Distortion
• Compatible with most devices with speaker-level inputs
• Works in select 2018-up Chrysler-built vehicles
• Sold as a pair

Stinger SHD821

HPM Series MANL/MIDI Fused Power Distribution Block with Satin Chrome Finish

SHD821 big
Go to item page Right Arrow Icon of Right Arrow

HPM Series MANL/MIDI Fused Power Distribution Block with Satin Chrome Finish

• HPM Series Fused Power Distribution Block
• Two 1/0 Gauge or 4 Gauge Inputs
• Four 4/8 Gauge Outputs
• Multiple Input/Output Design
• Protective Cover Included
• Corrosion Resistant Satin Chrome Finish

shipping truck icon Free shipping in USA. Provide zip for delivery date.
9
List price $69.00
-51% $33.99

In stock

• HPM Series Fused Power Distribution Block
• Two 1/0 Gauge or 4 Gauge Inputs
• Four 4/8 Gauge Outputs
• Multiple Input/Output Design
• Protective Cover Included
• Corrosion Resistant Satin Chrome Finish

Metra 44-EC6R Antenna Extension

6" Universal Antenna Extension Cable with Right Angle Male

44-EC6R big
Go to item page Right Arrow Icon of Right Arrow

6" Universal Antenna Extension Cable with Right Angle Male

• Universal Antenna Extender
• Extends Antenna 6" (.5 ft.)
• Right Angle Male Connector

shipping truck icon Free shipping in USA. Provide zip for delivery date.
5
List price $15.99
-38% $9.99

In stock

• Universal Antenna Extender
• Extends Antenna 6" (.5 ft.)
• Right Angle Male Connector

Single 12" Sealed MDF Subwoofer Enclosure (Belva MDFS12)

12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.0 cu ft airspace 12SQTC)

MDFS12 big
Go to item page Right Arrow Icon of Right Arrow

12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.0 cu ft airspace 12SQTC)

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

shipping truck icon Free shipping in USA. Provide zip for delivery date.
172
$69.99

In stock

AudioControl PNW-65CS2

250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers

PNW-65CS2 big
Go to item page Right Arrow Icon of Right Arrow

250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers

• 125 watts Peak Each, 100 watts RMS Each
• 3/4" rear-dampened Hybrid Silk Dome tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.8 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $31.90 in rewards to spend later

install icon

Install kits available for this speaker

4
List price $339.00
-6% $319.00 /set

In stock

4 Pack of 80 Amp Nickel-Plated MANL Fuse (Belva BMANL80)

Four fuses per order. High quality 80 Amp MANL Fuses

BMANL80 big
Go to item page Right Arrow Icon of Right Arrow

Four fuses per order. High quality 80 Amp MANL Fuses

• 80A MANL Fuse (4 Pack)
• Nickel Plated for Better Power Transfer
• Resealable Polybag
• Heavy Duty Construction

shipping truck icon Free shipping in USA. Provide zip for delivery date.
19
List price $8.99
-56% $3.99

In stock

• 80A MANL Fuse (4 Pack)
• Nickel Plated for Better Power Transfer
• Resealable Polybag
• Heavy Duty Construction

Limited time!

Kenwood eXcelon KFC-XP6902C

600W Peak (200W RMS) 6x9" Excelon Series 2-way 4-ohm Component Speaker System for select 2002-2024 vehicles from Toyota, Dodge, Chevrolet

KFC-XP6902C big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6x9" Excelon Series 2-way 4-ohm Component Speaker System for select 2002-2024 vehicles from Toyota, Dodge, Chevrolet

• 300 watts Peak Each, 100 watts RMS Each
• 6x9" Woofer and 2.75" Midrange
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB
• Custom fit for select 2002-2024 vehicles from Toyota, Dodge, Chevrolet

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $20.90 in rewards to spend later

5
List price $320.00
Save $111.00
-35% $209.00

In stock

Mean Green Alternators MG1388

High Output Alternator for select 2007-2011 Wrangler and Wrangler Unlimited

MG1388 big
Go to item page Right Arrow Icon of Right Arrow

High Output Alternator for select 2007-2011 Wrangler and Wrangler Unlimited

• High output alternator
• Compatible with select 2007-2011 Wrangler and Wrangler Unlimited
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
$579.99

In stock.

• High output alternator
• Compatible with select 2007-2011 Wrangler and Wrangler Unlimited
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

Install Bay ASB10-5

10TPI 1/2" Air Saw Blade - Pack of 5

ASB10-5 big
Go to item page Right Arrow Icon of Right Arrow

10TPI 1/2" Air Saw Blade - Pack of 5

• 10TPI 1/2" Air Saw Blade
• Pack of 5

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $35.99
-11% $31.99

Available

Ships in 10-14 days

• 10TPI 1/2" Air Saw Blade
• Pack of 5

Metra 72-7800

Install New Speakers in select 1990-2024 vehicles from Honda, Acura, Isuzu

72-7800 big
Go to item page Right Arrow Icon of Right Arrow

Install New Speakers in select 1990-2024 vehicles from Honda, Acura, Isuzu

• Fits select 1990-2024 vehicles from Honda, Acura, Isuzu
• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

shipping truck icon Free shipping in USA. Provide zip for delivery date.
90
List price $14.99
-33% $9.99

In stock

• Fits select 1990-2024 vehicles from Honda, Acura, Isuzu
• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

PAC USB-TY1

Toyota/Lexus OEM USB Port Retention Cable

USB-TY1 big
Go to item page Right Arrow Icon of Right Arrow

Toyota/Lexus OEM USB Port Retention Cable

• OEM USB Retention Cable
• For 2012-Up Toyota and Lexus Vehicles
• Simple Installation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
2
List price $29.00
-55% $12.99

In stock

Only 3 Left!

• OEM USB Retention Cable
• For 2012-Up Toyota and Lexus Vehicles
• Simple Installation

NVX XKIT42

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1500 Watts

XKIT42 big
Go to item page Right Arrow Icon of Right Arrow

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1500 Watts

• Complete 4 Gauge Amplifier Installation Kit
• For Amplifiers Up To 1500 Watts RMS
• 100% (OFC) Oxygen Free Copper
• Dual Twisted Pair 2-Channel RCA Cable
• Tinned conductors for corrosion resistance
• Pre-terminated seamless power and ground ring terminals
• ANL/Mini-ANL Fuse Holder with 100 amp fuse
• CEA-2015 and BC5W2 Compliant

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $11.00 in rewards to spend later

124
List price $143.99
-24% $109.99

In stock

Continue to cart

Available Offers (2) for NVX XKIT42
15% off an NVX XCAP10H w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP10H Capacitor! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.
Used from: $83.99

Stinger SPT522

Gauge Reducer, 4 Gauge Input to 8 Gauge Pin

SPT522 big
Go to item page Right Arrow Icon of Right Arrow

Gauge Reducer, 4 Gauge Input to 8 Gauge Pin

• Gauge Reducer Adapter
• 4 Gauge Input to 8 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Chrome Plating

shipping truck icon Free shipping in USA. Provide zip for delivery date.
23
List price $19.00
-47% $9.99

In stock

Only 3 Left!

• Gauge Reducer Adapter
• 4 Gauge Input to 8 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Chrome Plating

Cerwin-Vega XED62

600W Peak (70W RMS) 6.5" XED Series 2-Way Coaxial 4-ohm Speakers

XED62 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (70W RMS) 6.5" XED Series 2-Way Coaxial 4-ohm Speakers

• 300 watts Peak Each, 35 watts RMS Each
• 3/4" Piezo Metal Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $8 on install kits for this speaker

15
List price $59.99
-17% $49.99 /pair

In stock

Metra 82-4300

1" Universal Spacer Rings for 6.5" to 6.75" Speakers

82-4300 big
Go to item page Right Arrow Icon of Right Arrow

1" Universal Spacer Rings for 6.5" to 6.75" Speakers

• Works with most 5 1/4", 6 1/2" and 6 3/4" speakers
• Gives 1 inch extra depth

shipping truck icon Free shipping in USA. Provide zip for delivery date.
18
List price $16.99
-12% $14.99

In stock

• Works with most 5 1/4", 6 1/2" and 6 3/4" speakers
• Gives 1 inch extra depth

Items per page: 20

    Clear all

    FAQ Frequently asked questions in Car Audio & Electronics


    Car Audio and Electronics Frequently Asked Questions (FAQ)
    A car audio system comprises several essential components. First, you have the head unit, which acts as the system's control center, responsible for audio input and control. Then, there are the speakers, including tweeters, midrange, and subwoofers, which reproduce different audio frequencies. Amplifiers boost the audio signal, providing more power to the speakers. A crucial component is the wiring and connectors, ensuring proper connectivity. Additionally, some systems include equalizers and digital signal processors (DSPs) for fine-tuning sound quality. Understanding these components is fundamental to upgrading or troubleshooting your car audio and electronics.
    Improving sound quality in your car audio and electronics system involves various steps. Start by upgrading your speakers to high-quality aftermarket ones designed for better sound reproduction. Amplifiers can provide more power to your speakers, resulting in clearer and louder sound. Adding sound deadening materials, such as Dynamat, can reduce vibrations and road noise, further enhancing audio clarity. Fine-tuning your system with an equalizer or DSP allows you to adjust frequencies to your liking. These steps, combined with proper installation, can significantly enhance your car audio and electronics experience.
    Aftermarket upgrades in car audio and electronics can be highly beneficial. They allow you to customize your system to meet your specific preferences and needs. Aftermarket speakers, amplifiers, and head units often provide superior sound quality and features compared to factory-installed systems. Upgrades like subwoofers can deliver deep, powerful bass that factory systems might lack. Additionally, modern head units offer advanced connectivity options, such as Apple CarPlay and Android Auto, for seamless smartphone integration. While aftermarket upgrades may require an initial investment, the enhanced audio quality and features they provide can significantly improve your overall driving experience, making them well worth considering.
    Troubleshooting common issues in car audio and electronics systems involves systematic steps. If you encounter problems like distorted audio or no sound, begin by checking power connections, including the battery, fuses, and ground wires, to ensure they are secure and free from corrosion. Inspect speaker wires for shorts or loose connections. If your head unit isn't working, test it by connecting it directly to the battery to see if it powers on. If not, the head unit may need replacement or repair. Ensure that amplifiers receive a proper signal from the head unit and inspect their fuses and wiring connections. Thorough troubleshooting can help identify and resolve common issues in car audio and electronics systems.
    Safety is paramount when working with car audio and electronics upgrades. Always disconnect the vehicle's battery to prevent electrical accidents or short circuits. When drilling or cutting, be cautious of wiring and fuel lines behind panels. Follow manufacturer instructions and wiring diagrams meticulously to avoid damage or incorrect connections. Use the right tools, such as crimping tools and multimeters, to ensure secure and accurate installations. If you're unsure about any aspect of the installation, seek professional help. Additionally, avoid working on your vehicle's electronics during adverse weather conditions, and wear appropriate safety gear, including gloves and safety glasses. Prioritizing safety during installations will help prevent accidents and ensure the longevity of your car audio and electronics upgrades.

    All About

    Car Audio & Electronics

    Expert Insights into Car Audio and Electronics

    Dive into the world of car audio and electronics, exploring a range of categories and their subcategories. Understand the features, benefits, and latest advancements in each segment.

    Car Stereos

    The centerpiece of any car audio system, car stereos range from basic models to high-end units with advanced features like touchscreen displays, smartphone integration, and GPS navigation. The right car stereo enhances your music listening experience and adds functionality to your vehicle.

    • Factory Stereo Upgrades: Upgrade your car's factory stereo for better sound quality and additional features without altering the original look of your dashboard.
    • Apple CarPlay Stereos: Integrate your iPhone with your car stereo for seamless access to music, maps, and apps through a user-friendly interface.
    • Android Auto Car Stereos: Connect your Android phone for hands-free control of music, navigation, and messaging while driving.
    • Apple, Android and Smartphone Integration: Explore options for integrating various smartphones with your car stereo for enhanced connectivity and convenience.

    Car Amplifiers

    Car amplifiers power your speakers and subwoofers, ensuring clear, powerful sound even at high volumes. They come in various types, including mono, multi-channel, and class D amplifiers, each offering unique benefits for different audio setups.

    • Equalizers & Processors: Fine-tune your car audio with equalizers and processors, achieving the perfect balance of bass, treble, and mid-range frequencies.
    • Digital Sound Processors (DSP): Advanced DSPs allow for sophisticated audio adjustments and customization, elevating the sound quality of your car audio system.

    Car Subwoofers

    Subwoofers are essential for reproducing deep bass and adding depth to your car audio. They come in various sizes and styles, allowing you to choose the perfect match for your car and music preferences.

    Car Speakers

    Speakers are the final link in your car audio chain, responsible for delivering clear and detailed sound. From coaxial to component speakers, there's a variety to suit every audio system and preference.

    Car Audio Installation Parts & Accessories

    Proper installation and accessories are crucial for optimal performance of your car audio system. This category includes everything from wiring kits to sound dampening materials.

    Video, GPS & Safety

    Modern car audio systems often include video and GPS features for enhanced entertainment and navigation. Safety accessories like rearview cameras add an extra layer of security.

    Marine & Boat Audio

    Marine audio systems are built to withstand harsh environments while providing high-quality sound on the water. These systems include weather-resistant speakers, amplifiers, and head units.

    • Marine Tower Speakers: High-performance speakers designed for mounting on boats, providing clear sound across the water.

    UTV, ATV & Powersports Audio

    Audio systems for off-road and powersports vehicles are designed to be rugged and weather-resistant, delivering great sound in challenging outdoor conditions.

    Motorcycle & Harley-Davidson Audio

    Motorcycle audio systems, especially for Harley-Davidson models, are tailored to deliver clear sound at high speeds and in open environments.

    • Harley-Davidson Stereos: Stereos specifically designed for Harley-Davidson bikes, combining durability with high-quality audio.
    • Harley-Davidson Audio Packages: Complete audio packages for Harley-Davidson motorcycles, including speakers, amplifiers, and installation accessories.
    • Harley-Davidson Speakers: Speakers engineered for the unique acoustic environment of Harley-Davidson motorcycles.
    • Motorcycle Speakers: A range of speakers designed for various motorcycle models, offering clear sound in an open-air environment.
    • Motorcycle Handlebar Speakers: Compact speakers that can be mounted on motorcycle handlebars, perfect for riders who want music on the go.
    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

    1990 Pontiac 6000

    1985 Toyota Corolla

    2020 Ram 1500 Classic

    1981 Volkswagen Scirocco

    1992 Dodge Stealth

    2019 BMW X4

    2015 Chevrolet Spark EV

    1966 BMW 2000c

    1975 Ford E Series

    1985 Oldsmobile Cutlass

    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.