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10 Best 4 Channel Amp For Harley in 2022 – [Top Picks]

Finding the best 4 channel amp for harley is not an easy task. There are hundreds of similar products on the market which can be overwhelming to you.

To help you out, we have researched hundreds of customer reviews and feedback from all around the web and come up with the top 10 4 channel amp for harley you can buy today. So without further ado, let’s get into the list.

Top 10 Best 4 Channel Amp For Harley – Picked by Experts

10 Best 4 Channel Amp For Harley – Top Picks of 2022

Product 1
Pyle Hydra Marine Amplifier - Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier - Waterproof, Dual MOSFET Power Supply, GAIN Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)
  • PREMIUM 4 CHANNEL AMPLIFIER: Pyle’s PLMRA400 is engineered as a 4 Channel marine amplifier that allows high quality stereo reproduction from source. This will power up your speaker and be universally compatible with a variety of head units
  • RCA STEREO INPUT: For an easier use of this hydra marine amplifier, it comes with premium RCA inputs. If your marine receiver lacks RCA output jacks, you can connect speaker output leads to the high-level terminal inputs
  • SHORT PROTECTION: Built with a heavy duty Aluminum Alloy heatsink, thermal overload speaker short protection and LED light indicator. These are to protect the amp and your vehicle's electrical system from short circuit conditions
  • POWERFUL 400 WATT: This amplifier is powerful with its 100 WATT x 4 max or 400 WATT and dual MOFSET power supply. Comes with dual adjustable input GAIN level controls between 1-300mV and 4 or 8 Ohm speaker impedance
  • MARINE GRADE: With its Marine rating of IP-01, it is waterproof ready. It’s constructed with gold-plated speaker output terminal connectors as well to combat corrosion with long term use
Product 2
BOSS Audio Systems MC900B 4 Channel Weatherproof Amplifier – Bluetooth, 500 Watts, Bluetooth Multi-Function Remote, Full Range, Class A/B, 4-8 Ohm Stable, Aux-in, RCA Outputs, USB Charging
  • Power: 500 Watts Max x 4 @4-Ohms, 94 Watts RMS x 4 @4-Ohms
  • Bluetooth: You do not need a head unit. Just power up the MC900B and hook up some speakers to it. The included Bluetooth remote control lets you stream your music via your Bluetooth device and use apps like Spotify and Pandora
  • Weatherproof: The MC900B has been designed to handle some light weather conditions without giving up on you. It is great for use in ATVs and boats.
  • Class AB: Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
  • Full Range: With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
On SaleProduct 3
2-/4-Channel Universal Amp Wiring Kit for 1998 and Up Harley-Davidson Touring Motorcycles
  • Precut, terminated and loomed power/ground and speaker wire harnesses
  • Direct-fit wiring and fusing with preterminated ends with ferrule connectors
  • Works on Street/Electra Glide and road Glide Models
  • 8 gauge OFC power and ground
  • 16 gauge speaker wire
On SaleProduct 4
Soundstream SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D
  • 90 watts RMS x 4 at 4 ohms (125 watts RMS x 4 at 2 ohms)
  • 250 watts x 2 bridged at 4 ohms
  • Mosfet power supply. Quick Disconnect RCA/High Level Wire Harness
  • Preamp and speaker-level inputs
  • Variable high- and low-pass filters (35-250 Hz, 12 dB/octave)
Product 5
Rockford Fosgate TM400X4ad Power Marine 400 Watt Class-ad 4-Channel Amplifier
  • Our compact (1.6” x 4.3” x 8.3”) Power Marine TM400X4ad 4-channel amplifier produces more power per square inch than any other model we make with 400 Watts of POWER
  • Proprietary Constant Power amps are the most powerful on the market, delivering up to 25% more power across all impedance loads (100 Watts x 4 @ 4-Ohm or 100 Watts x 4 @ 2-Ohm or 200 Watts x 2 @ 4-Ohm Bridged)
  • Built on Rockford Fosgate’s proprietary Class-AD technology and Element Ready protecting against dust, UV, and corrosion, making it perfect for motorsport and marine applications
  • High-level auto turn-on, CLEAN circuit input/output clip detection, On-board Punch EQ with +18dB boost @ 45Hz and 12dB/octave Butterworth crossover make TM400X4ad an impressive POWER house
  • Famous Rockford Fosgate build quality insures that the TM400X4ad will handle everything you throw at it! Full 2-year parts and labor warranty when purchased from an authorized Rockford Fosgate reseller
Product 6
2.1 Bluetooth Marine Amplifier Receiver - Waterproof 4 Channel Wireless Bridgeable Audio Amp for Stereo Speaker with 400 Watt Power Dual MOSFET Supply, GAIN Level and LED Indicator - Pyle PLMRA410BT
  • 4 CHANNEL BRIDGEABLE AMPLIFIER: Pyle’s PLMRA410BT is engineered as a 4 Channel bridgeable marine amplifier that powers up your speaker and is universally compatible. It has a bridge mode selection switch and high or low electronic crossover network
  • 2.1 BLUETOOTH CONNECTIVITY: Built with 2.1 Bluetooth connectivity that has a wireless range of 25+ feet. Compatible with all Bluetooth devices like iPhone, Android, iPad and tablets. It even has a smart auto connect that remembers device pairing info
  • WATERPROOF & WEATHERPROOF: The audio amplifier is waterproof with its marine grade rating of IP 01. It’s constructed with silver plated stereo speaker output terminal connectors to combat weather corrosion with long term us
  • SHORT PROTECTION: Built with a heavy duty Aluminum Alloy heatsink, thermal overload speaker short protection and LED light indicator. These are to protect the amp and your vehicle's electrical system from short circuit conditions
  • POWERFUL 400 WATT: This amplifier receiver is powerful with its 400 WATT MAX and dual MOSFET power supply. Comes with dual adjustable input GAIN level controls between 4 to 8 Ohm speaker impedance
On SaleProduct 7
Rockford Fosgate PBR300X4 Punch 300 Watt 4 Channel Boosted Rail Amplifier
  • Our ultra-compact (1.53” x 4.25” x 6.75”) Punch PBR300X4 is a full-range 4-channel amplifier designed for stereo front/rear systems that packs a Punch with 300 Watts of power without sucking a lot of juice from your electrical system
  • Designed to be compact and efficient while providing big power - RMS Power Output: 75 Watts x 4 @ 4-Ohm (4-Ohm only)
  • Featuring our Class BR, Rockford Fosgate’s patented Boosted Rail technology that sips current while retaining a storage reserve for extended bursts of power. Perfect for smaller stealth installations, motorcycles and recreational vehicles
  • Featuring high level inputs, MOSFET output stage, variable 4-6 volt hi level DC offset voltage input turn-on control, and 12dB/octave Butterworth crossover
  • Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller
On SaleProduct 8
GoHawk TJ4-Q 1000W 4 Channel Amplifier 4" Full Range Waterproof Bluetooth Motorcycle Stereo Speakers Audio System AUX USB SD Radio for 1-1.5" Handlebar Harley Touring Cruiser ATV
  • GoHawk / GoldenHawk 1000W Amplifier 4 Channel 4” Full Range Motorcycle ATV UTV Stereo Speakers with High-Performance Bass. Included New X-Large Mounting Clamp supports 1 to 1.5" bar size. Compatible with Ape Hanger and crash bar with 1-1/2" bar diameter.
  • 3.5mm Audio Jack AUX IN Available. Support USB and SD Card MP3 files. Support USB Charging. FM Radio. LCD Display. Wired Control. Matte Black Stereo Unit Built with High-Quality Aluminum Material. Perfect for Harley Motorcycle Touring Cruiser Can-Am ATV UTV RZR Polaris 4 Wheeler Electric Bike Marine Boat
  • 4" Glossy Black Speaker Housing. Waterproof Design. Built with High-Quality ABS Material. 70" Long Speaker Cable with Standard RCA Male Connector(Can be extended, Search for RCA Extension, Sold Separately).
  • Bluetooth 5.0 Wireless: Stream your favorite music and radio channel from your smartphone. Compatible with iPhone 4 / 5 / 6 / 7 / 8 / X / XR / XS Max, iPod, Samsung Android Galaxy S Note Series and any smartphone devices. Support Bluetooth Wireless connection up to 15 meters.
  • Superb Crystal Sound Quality. Advanced IP56 Waterproof Design(Speaker Only). Great for outdoor use. Included GoHawk full function wired control. Included 2x External Antenna for Bluetooth and FM Radio. Easy Installation: Comes with all necessary hardware and wiring. Plug and Play. Standard 12V Power Connection.
Product 9
GoHawk TN4-Q 1000W 4 Channel Amplifier 4" Full Range Waterproof Bluetooth Motorcycle Stereo Speakers Audio System AUX USB SD Radio for 1-1.5" Handlebar Harley Touring Cruiser ATV
  • GoHawk / GoldenHawk 1000W Amplifier 4 Channel 4” Full Range Motorcycle ATV UTV Stereo Speakers with High-Performance Bass. Included New X-Large Mounting Clamp supports 1 to 1.5" bar size. Compatible with Ape Hanger and crash bar with 1-1/2" bar diameter.
  • 3.5mm Audio Jack AUX IN Available. Support USB and SD Card MP3 files. Support USB Charging. FM Radio. LCD Display. Wired Control. Matte Black Stereo Unit Built with High-Quality Aluminum Material. Perfect for Harley Motorcycle Touring Cruiser Can-Am ATV UTV RZR Polaris 4 Wheeler Electric Bike Marine Boat
  • 4" Glossy Black Speaker Housing. Waterproof Design. Built with High-Quality ABS Material. 70" Long Speaker Cable with Standard RCA Male Connector(Can be extended, Search for RCA Extension, Sold Separately).
  • Bluetooth 5.0 Wireless: Stream your favorite music and radio channel from your smartphone. Compatible with iPhone 4 / 5 / 6 / 7 / 8 / X / XR / XS Max, iPod, Samsung Android Galaxy S Note Series and any smartphone devices. Support Bluetooth Wireless connection up to 15 meters.
  • Superb Crystal Sound Quality. Advanced IP56 Waterproof Design(Speaker Only). Great for outdoor use. Included GoHawk full function wired control. Included 2x External Antenna for Bluetooth and FM Radio. Easy Installation: Comes with all necessary hardware and wiring. Plug and Play. Standard 12V Power Connection.
On SaleProduct 10
BOSS Audio Systems PF1800 4 Channel Car Amplifier - 1800 Watts, Full Range, Class A-B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
  • Power - 450 Watts Max x 4 @2-Ohms, 225 Watts Max x 4 @4-Ohms, 900 Watts Max x 2 Bridged @4 Ohms
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
  • Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
  • Mosfet Power Supply - A MOSFET is basically an electrical switch that allows the flow of electrical current. It controls the output voltage & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry
  • Variable Gain Control - The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and going to your amplifier

Best 4 Channel Amp For Harley Buying Guide

It’s important to have the proper knowledge, and advice before spending your money on 4 channel amp for harley. That’s exactly what this guide is for. We’ve explained all the important aspects to look for and compiled all our findings into a comprehensive list, so you can easily access the information that you need.

  • Quality of the product: Quality is something that you should always be concerned about when purchasing the 4 channel amp for harley. These days you can find so many products that are of bad quality that it is extremely difficult to tell the good ones from the bad ones. So make sure the quality is good enough.
  • Features of the product: Product features tell you if it will suit your needs and help you to make the right choice. However, features are not all the criteria for choosing a product. You also need to make sure that the 4 channel amp for harley works as described.
  • Price of the product: Price is another essential factor you should consider when you are shopping for 4 channel amp for harley. Think about how much you need the product and compare it to the price you are willing to pay. Try to choose the item that you can afford and avoid paying overpriced products.
  • Existing customer reviews: When buying new 4 channel amp for harley, you should always look for customer reviews. Because customer reviews tell you what other customers think about the product, they help you avoid making costly mistakes.
  • Online marketplace: What marketplace you’re buying the 4 channel amp for harley from is going to make a difference. If you’re buying it off Amazon, make sure the seller has a good reputation with a comparatively lower Best Seller Rank (BSR) in the category where the product is listed. Please don’t buy it off a random person that only has a few reviews.

Final Words

So now you have all the information on the best 4 channel amp for harley, and it’s your turn to pick the suitable 4 channel amp for harley for yourself. You can choose from our list without any hesitation. And don’t forget, you can’t go wrong with our recommendation.