Garage
Shop
Account Icon
Account
Box Icon
Track
order
Telephone Icon
Call
Help Icon
Help
Door with Arrow Icon
Sign In
  1. Home
  2. Specials & Promotions

Specials & Promotions

Top sellers

Filters
Vehicle-specific amplifier kit ✕
Brand New ✕
Clear Filters
Reset Done
Brands
DS18 (1)
Rockford Fosgate (1)

We are sorry, no available results!

Product Type
Vehicle-specific amplifier kit,
You Recently Chose:
Tower speakers (116)
Speakers (978)
Speakers with sound damping (406)
Amplifiers (250)
Speakers sold in multiple sets (234)
Subwoofers (135)
Marine speakers (112)
Amplifiers with a wiring kit (93)
Vehicle-specific loaded sub box (79)
Marine subwoofers (77)
Subwoofers with a box (76)
Vehicle-specific alarms and remote start (60)
Vehicle-specific speaker kits (55)
Stereos (49)
Subwoofers with an amplifier and box (47)
Marine and powersport stereos (44)
Subwoofers with an amplifier (41)
Vehicle-specific empty sub box (40)
Vehicle-specific full audio packages (31)
Default (29)
Tweeters (Pro and special-fit) (29)
Amplifiers with speakers (27)
Handlebar and bar-mount speakers (27)
Vehicle-specific speaker box (empty) (25)
Gift cards (22)
Vehicle-specific speakers with amps (22)
Vehicle-specific sub box with amp (21)
Speaker enclosures (20)
Marine Tower speakers with amplifiers (18)
Lighting accessories (16)
Speakers adapters (15)
Tweeters (15)
Subwoofer enclosures (13)
Wiring to add an amp to factory stereo (12)
Amps w/ speakers & subs (8)
Speaker clamps and brackets (8)
Vehicle-specific Direct-fit stereos (8)
Bluetooth adapters and transmitters (7)
Extended warranties by Extend (7)
Harley accessories (7)
Line-out converters (7)
Radio covers and splash guards (7)
Power and ground wire (6)
Sound processors (6)
Stereo remote controls (6)
Dash kits for select stereos (5)
Speaker covers (5)
Backup cameras (4)
Cables and interconnects (4)
Speaker grilles (4)
Speaker spacers and rings (4)
Speakers with enclosures (4)
Accent Light (3)
Cell phone chargers (3)
Dash cameras (3)
Dash kits (3)
Knockout panels (3)
Speaker wire (3)
Vehicle-specific accessories (3)
Bass remotes (2)
Marine speakers with amplifiers (2)
OEM-replacement subwoofers (2)
Ring terminals (2)
Speaker harnesses (2)
Stereo wiring interface components (2)
Stereos with a backup camera (2)
Stereos with speakers (2)
Vehicle-specific amplifier kit (2)
Active Crossovers (1)
Aftermarket specific radio wiring harnesses (1)
Alarm accessories (1)
Amplifier wiring kits (1)
Batteries (1)
Capacitors (1)
Circuit breakers (1)
Dash kits (extra parts required) (1)
Equalizers (1)
Noise filters (1)
Rearview monitor and mirrors (1)
Replacement antennas (1)
Rocker and Button switches (1)
Subwoofer (1)
Thermometers (1)
Universal dash-mount navigation (1)
Waverunner, Sea-Doo, Jet Ski accessories (1)
Price Range
Condition
Brand New,
Availability
filter-icon Filters & Sort

Rockford Fosgate RFK-HD14M5

Complete amplifier installation kit for select 2014-up Harley-Davidson® motorcycles

RFK-HD14M5 big
Go to item page Right Arrow Icon of Right Arrow

Rockford Fosgate RFK-HD14M5

Complete amplifier installation kit for select 2014-up Harley-Davidson® motorcycles

• Designed for installing a Rockford Fosgate amplifier (sold separately)
• 8 AWG wiring kit
• No cutting or splicing required
• Pure Crystal-Oxygen Free Copper (PC-OFC)
• Includes Boom!™ Audio bypass plugs

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

VIP Product Get $37.00 in rewards to spend later

$369.99

In stock

Add to Cart

• Designed for installing a Rockford Fosgate amplifier (sold separately)
• 8 AWG wiring kit
• No cutting or splicing required
• Pure Crystal-Oxygen Free Copper (PC-OFC)
• Includes Boom!™ Audio bypass plugs

Limited time!

DS18 RY-KIT0.HD

0-Gauge Amplifier Installation Kit for select 1996-2023 vehicles from Harley Davidson

RY-KIT0.HD big
Go to item page Right Arrow Icon of Right Arrow

DS18 RY-KIT0.HD

0-Gauge Amplifier Installation Kit for select 1996-2023 vehicles from Harley Davidson

• 0 Gauge Amplifier Installation Kit
• Compatible with select 1996-2023 vehicles from Harley Davidson
• Made from 100% OFC (Oxygen Free Copper)
• Tinned wire with protective braided sleeve

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

VIP Product Get $22.44 in rewards to spend later

List price $263.95
Save $39.59
-15% $224.36

In stock.

Add to Cart

• 0 Gauge Amplifier Installation Kit
• Compatible with select 1996-2023 vehicles from Harley Davidson
• Made from 100% OFC (Oxygen Free Copper)
• Tinned wire with protective braided sleeve

 
    Clear all

    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.

    Coupon
    Hub

    Our latest and hottest coupons and promos in one place.

    Start Saving
    Price
    Drops

    Pay less for quality products across every category.

    Start Saving
    Liquidation Station

    Huge savings on open box and refurbished items.

    Start Saving
    Clearance
    Items

    Last chance for steep discounts on unique products.

    Start Saving
    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

    2018 Chevrolet Suburban

    2012 Ford Explorer

    2020 Chevrolet Impala

    1974 Jeep J10

    2006 GMC Yukon Denali

    2006 Honda CR-V

    2024 Audi RS6 Avant

    1993 Chevrolet Caprice

    2007 Pontiac Torrent

    1990 Honda Accord

    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 2018 Suburban
    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