Garage
Shop

1957 Harley Davidson FL

Universal gear includes car amplifiers, subs, and other products that do not install in a specific location or require fitment to integrate with a vehicle.

Universal-Fit Audio for 1957 Harley Davidson FL

When thinking of universal gear, we consider products like a car amp that gives more power to your speakers or subs, cell phone chargers, equalizers and sound processors, rear-seat entertainment and video monitors, as well as dash cameras.

Loading...
Filters

We are sorry, no available results!

filter-icon Filters & Sort

AudioControl EPICENTER MICRO PRO

2-Channel Digital Bass Processor and Line Out Converter with ACR-4 Bass Remote

EPICENTER MICRO PRO big
Go to item page Right Arrow Icon of Right Arrow

2-Channel Digital Bass Processor and Line Out Converter with ACR-4 Bass Remote

• Digital Bass Restoration Processor
AudioControl ACR-4 bass remote included
• Speaker and line-level (RCA) inputs
• ParaBass equalization circuitry for bass shaping

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

2
$229.00

In stock

• Digital Bass Restoration Processor
AudioControl ACR-4 bass remote included
• Speaker and line-level (RCA) inputs
• ParaBass equalization circuitry for bass shaping

Sundown Audio U-6.5SW D4 6.5" (U65SWD4)

1000W Peak (500W RMS) 6.5" U Series Dual 4-ohm Car Subwoofer (SW-UV16.5D4)

SW-UV16.5D4 big
Go to item page Right Arrow Icon of Right Arrow

1000W Peak (500W RMS) 6.5" U Series Dual 4-ohm Car Subwoofer (SW-UV16.5D4)

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Dual 4 ohm
• Pressed Paper Cone
• Double-Stitched Surround
• Mount depth: 5.71"
• Sensitivity: 78.14 dB

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

3
List price $239.99
-17% $199.99

In stock

Stinger SSVLP0BL

50 ft. 1/0 Gauge Power Wire (Matte Blue)

SSVLP0BL big
Go to item page Right Arrow Icon of Right Arrow

50 ft. 1/0 Gauge Power Wire (Matte Blue)

• 50 feet 1/0 gauge Power Wire
• CCA (Copper-Clad Aluminum) material
• Ultra flexible CCA cable construction
• Color: Matte Blue

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

VIP Product Get $16.90 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

List price $269.00
-37% $169.00

In stock

• 50 feet 1/0 gauge Power Wire
• CCA (Copper-Clad Aluminum) material
• Ultra flexible CCA cable construction
• Color: Matte Blue

Install Bay 2" Square Terminal Cup (TCSB2)

Square Binding Post with Nickel Terminals for Subwoofer and Speaker Boxes

TCSB2 big
Go to item page Right Arrow Icon of Right Arrow

Square Binding Post with Nickel Terminals for Subwoofer and Speaker Boxes

• Universal square terminal cup for speaker and subwoofer boxes
• Nickel-plated contacts improve signal transfer
• Installation is a breeze
• Rear connections secure with nuts
• Thumbscrew binding posts secure the connection

shipping truck icon Free shipping in USA. Provide zip for delivery date.
3
List price $7.99
-13% $6.99

In stock

Only 2 Left!

• Universal square terminal cup for speaker and subwoofer boxes
• Nickel-plated contacts improve signal transfer
• Installation is a breeze
• Rear connections secure with nuts
• Thumbscrew binding posts secure the connection

Alpine RUX-KNOB.2

Dash Mount Wired Bass Remote Controller for Alpine Amplifiers

RUX-KNOB.2 big
Go to item page Right Arrow Icon of Right Arrow

Dash Mount Wired Bass Remote Controller for Alpine Amplifiers

• Wired Bass Remote Controller
• Compatible with Alpine amplifiers
• Dash-mountable installation
• Variable Gain Control: 0 to -12 dB
• Color: Black

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

12
List price $60.00
-17% $49.95

In stock

NVX XTGSP2

Tone Generator and Speaker Polarity Tester

XTGSP2 big
Go to item page Right Arrow Icon of Right Arrow

Tone Generator and Speaker Polarity Tester

• Tone Generator • Speaker Polarity Tester
• Perfect Troubleshooting and Testing
• Output Range of 0-8 Volts
• Includes RCA and Alligator Clips
• 9V Speaker Popper • Auto Shutoff

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

8
List price $39.99
-25% $29.99

In stock

Used from: $20.99 Like New from: $25.49

• Tone Generator • Speaker Polarity Tester
• Perfect Troubleshooting and Testing
• Output Range of 0-8 Volts
• Includes RCA and Alligator Clips
• 9V Speaker Popper • Auto Shutoff

Axxess AX-PS

Universal Programmable Amplifier Turn On/Off Timer

AX-PS big
Go to item page Right Arrow Icon of Right Arrow

Universal Programmable Amplifier Turn On/Off Timer

• Universal amplifier turn on/off timer
• Easy 4 wire installation
• Color coded wires

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $23.99
-13% $20.99

In stock

• Universal amplifier turn on/off timer
• Easy 4 wire installation
• Color coded wires

Limited time!

NVX NDA11005

2200W Peak (1100W RMS) Class D N-Series 5-Channel Car Amplifier with Bass Remote

NDA11005 big
Go to item page Right Arrow Icon of Right Arrow

2200W Peak (1100W RMS) Class D N-Series 5-Channel Car Amplifier with Bass Remote

• 100 watts x 4 channel + 315 watts x 1 channel @ 4 ohm
• 150 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 1100 watts
• Class D 2 ohm Stable 5-Channel Amplifier

Save 30% off an NVX XKIT46 Amp Kit at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $26.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

10
List price $323.99
-20% $259.99

In stock


Available Deal
NDA11005 main
Offer may end without notice

Eligible items

Shop items below for 30% off up to $100 discount on Save 30% off an NVX Amp Kit!

NVX XKIT46

$129.99

$90.99

$39 Savings!

Add to cart

Used from: $150.49 Like New from: $182.74

Stinger SGP90801

80 Amp Circuit Breaker

SGP90801 big
Go to item page Right Arrow Icon of Right Arrow

80 Amp Circuit Breaker

• 80 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Push button reset can also be used as a kill switch
• Easily mount on firewall or other panel

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

3
List price $139.00
-53% $65.99

In stock

Only 3 Left!

• 80 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Push button reset can also be used as a kill switch
• Easily mount on firewall or other panel

NVX NE101P

Single 10" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.5 Cu. Ft. with Polyfil and NVX Logo

NE101P big
Go to item page Right Arrow Icon of Right Arrow

Single 10" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.5 Cu. Ft. with Polyfil and NVX Logo

• 10" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.50 cubic feet
• Premium Black Carpet with Black NVX Logo

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

1
List price $101.99
-17% $84.99

In stock

Tru Spec Dual 10" (1459UN)

Empty Dual 10" Vented Prefabricated Enclosure

Dual 10” big
Go to item page Right Arrow Icon of Right Arrow

Empty Dual 10" Vented Prefabricated Enclosure

• 10" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 2 cubic feet
• Compatible for Sundown SA10V2 and similar subwoofers (Sold separately)

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

5
List price $299.99
-38% $184.99

In stock.

Rockford Fosgate Punch Pro PP4-NT (Sold Individually)

100W Peak (50W RMS) 1" Punch Series 4-ohm Pro-Audio Horn Tweeter

PP4-NT big
Go to item page Right Arrow Icon of Right Arrow

100W Peak (50W RMS) 1" Punch Series 4-ohm Pro-Audio Horn Tweeter

• 1” Aluminum Pro Audio Horn Tweeter
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

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

VIP Product Get $15.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

3
$149.99

In stock

• 1” Aluminum Pro Audio Horn Tweeter
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

Kicker DL7S122 (44DL7S122)

3000W Peak (1500W RMS) Loaded Dual 12" Vented Enclosure

DL7S122 big
Go to item page Right Arrow Icon of Right Arrow

3000W Peak (1500W RMS) Loaded Dual 12" Vented Enclosure

• Ported enclosure with 2 12" Solo-Baric L7S Series Subwoofer
• 1500 watts RMS (3000 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 33-3/4" L x 16" H x 16-1/4" W x 19-1/2" W2

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

VIP Product Get $85.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

14
List price $949.99
-11% $849.99

In stock

JBL Stage 122 (JBLSUBST122AM)

1000W Peak (250W RMS) 12" Stage Series Single 4-ohm Car Subwoofer

Stage 122 big
Go to item page Right Arrow Icon of Right Arrow

1000W Peak (250W RMS) 12" Stage Series Single 4-ohm Car Subwoofer

• Peak Power: 1000 watts
• RMS Power: 250 watts
• Impedance: Single 4 ohm
• Polypropylene Cone
• Rubber Surround
• Mount depth: 6"
• Sensitivity: 91 dB

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

List price $129.95
-15% $109.95

In stock

Only 2 Left!

JBL SHOCK WAVE 4T

140W Peak (70W RMS) 4" 4-ohm Pro Audio Bullet Horn Tweeters

SHOCKWAVE4T big
Go to item page Right Arrow Icon of Right Arrow

140W Peak (70W RMS) 4" 4-ohm Pro Audio Bullet Horn Tweeters

• 4" Titanium Pro-Audio Bullet Horn Super Tweeters
• 70 watts Peak Each
• 35 watts RMS Each
• 4 ohm Impedance

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

2
List price $59.95
-17% $49.95

In stock

• 4" Titanium Pro-Audio Bullet Horn Super Tweeters
• 70 watts Peak Each
• 35 watts RMS Each
• 4 ohm Impedance

4 Pack of 100 Amp Nickel-Plated MANL Fuse (Belva BMANL100)

Four fuses per order. High quality 100 Amp MANL Fuses

BMANL100 big
Go to item page Right Arrow Icon of Right Arrow

Four fuses per order. High quality 100 Amp MANL Fuses

• 100A 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.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

17
List price $8.99
-56% $3.99

In stock

• 100A MANL Fuse (4 Pack)
• Nickel Plated for Better Power Transfer
• Resealable Polybag
• Heavy Duty Construction

Limited time!

NVX VCW152 Version 3 (VCW152v3)

3000W Peak (1500W RMS) 15" VC-Series v3 Dual 2-ohm Car Subwoofer

VCW152v3 big
Go to item page Right Arrow Icon of Right Arrow

3000W Peak (1500W RMS) 15" VC-Series v3 Dual 2-ohm Car Subwoofer

• Peak Power: 3000 watts
• RMS Power: 1500 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll Foam Surround with black nylon stitching
• Mount depth: 8.19"
• Sensitivity: 88 dB (1W/1m)

Dads & Grads Sale! Save 15% at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

39
List price $311.99
-17% $259.99

In stock

Used from: $205.99

Clarion CMR-10

Wired Marine Remote Control without LCD Display for Select Clarion Marine Stereos

CMR-10 big
Go to item page Right Arrow Icon of Right Arrow

Wired Marine Remote Control without LCD Display for Select Clarion Marine Stereos

• Wired marine remote control without display
• Compatible with select Clarion stereos
• Easily adds up to 3 remotes
• IP67-rated water resistant design

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

$99.99

In stock

Only 1 Left!

• Wired marine remote control without display
• Compatible with select Clarion stereos
• Easily adds up to 3 remotes
• IP67-rated water resistant design

JL Audio XB-BTU Battery Terminal

Universal (Positive or Negative) Battery Connector Terminal for 8 AWG to 1/0 AWG Power Wire Cable

XB-BTU big
Go to item page Right Arrow Icon of Right Arrow

Universal (Positive or Negative) Battery Connector Terminal for 8 AWG to 1/0 AWG Power Wire Cable

• Works with power wire 8 gauge to 1/0 gauge
• Great for positive or negative connections to your battery
• Forged and machined 360 brass connection
• Elements and set screws have marine-grade, anti-corrosive Stannum plating

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

11
$69.99

In stock

• Works with power wire 8 gauge to 1/0 gauge
• Great for positive or negative connections to your battery
• Forged and machined 360 brass connection
• Elements and set screws have marine-grade, anti-corrosive Stannum plating

Kicker KBTR (51KBTR)

All-Weather Powersports Bluetooth Audio Receiver and Controller

51KBTR big
Go to item page Right Arrow Icon of Right Arrow

All-Weather Powersports Bluetooth Audio Receiver and Controller

• Powersports Bluetooth Audio Receiver and Controller
• Easily pairs with any Bluetooth audio device
• Compact IP66 water-resistant design
• Compatible with UTV dash double-switch knockouts
• Stereo RCA line-out, remote turn-on, and subwoofer-level adjustments

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

VIP Product Get $17.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

List price $189.99
-11% $169.99

In stock

Like New from: $144.49

• Powersports Bluetooth Audio Receiver and Controller
• Easily pairs with any Bluetooth audio device
• Compact IP66 water-resistant design
• Compatible with UTV dash double-switch knockouts
• Stereo RCA line-out, remote turn-on, and subwoofer-level adjustments

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?
    FAQ for Universal-Fit Audio & Electronics in 1957 FL

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1957 Harley Davidson FL?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your FL.

    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2013 Nissan Murano

    1981 Volkswagen Scirocco

    1978 Cadillac DeVille

    Vehicle
    Store
    Delete

    1957 Harley Davidson FL

    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.