Garage
Shop
Account Icon
Account
Box Icon
Track
order
Telephone Icon
Call
Help Icon
Help
Door with Arrow Icon
Sign In
  1. Home
  2. Car Audio & Electronics
  3. Car Amplifiers
  4. 4-Channel Amplifiers
  5. Kicker 49WXA10004

See all parts that fit your 1978 RX-4

Kicker WXA1000.4 (49WXA10004)

2000W Class D Warhorse Series 4-Channel Full Range Car Amplifier with Diagnostic Tools

Kicker
Shop all Kicker
Only 2 Left!
highlight-star-icon

• 250 watts x 4 channel @ 4 ohm
• 450 watts x 4 channel @ 2 ohm
• Bridged: 900 watts x 2 channel @ 4 ohm
• Total Peak Power: 2000 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Learn more about the 49wxa10004
Universal fit Icon

Universal – fits most vehicles.

Similar items | Update vehicle | Vehicle store
List price $899.99
Thanks , You Pay:
-11%

$799.99

 with warranty
Starting at $50/mo with

Heads up

Your vehicle can use this product in multiple locations. Only a quantity of one can be selected from the product page. You will have the option to adjust the quantity within your cart.

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Dollar Icon
VIP Product Get $80.00 in rewards to spend later
Quantity
In Stock. Only 2 Left!
Brand new

Buy it now

×

Buy Now with Credit Card
VAD10004v2 main
NVX NVX VAD10004 v2 (VAD10004v2) 1000W RMS Class D Full Range 4-Channel Car/Marine/Powersports Amplifier

(25)

$279.99 $335.99
Sponsored
Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Extend logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Hassle-free immediate replacement within minutes!
  • Easy online claims 24/7
  • Covers product breakdowns and failures
Plan details & FAQs Offered by Extend
Swoosh Icon Icon of Swoosh

For over 25 years, we've been your X-Factor – the team dedicated to having the biggest impact on your shopping experience!

Award winning icon
Award-Winning Service
Shipping icon
FREE Shipping Orders $49+
60 days return policy icon
60-Day Easy Returns
lowest price guarantee icon
Guaranteed Lowest Price
inHouseExpert
In-House Experts
NVX - Worth the Envy - Direct to Consumer Car Audio
Club 522F main

JBL Club 522F (SPKCB522FAM)

270W Peak (90W RMS) 5.25" Club Series 2 Way Coaxial 3-ohm Speakers

-42.29%

$74.99

List price $129.95

Add to cart
Reference 5030cx main

Infinity Reference 5030cx (REF5030CX)

390W Peak (130W RMS) 5.25" Reference Series 2-Way 3-ohm Component Speaker System

2
-60.01%

$99.95

List price $249.95

Add to cart
DMDX5 main

Diamond Audio DMDX5

240W Peak (80W RMS) 5" DMD Series 2-Way Cocentric Coaxial 4-ohm Speakers

$159.99

Add to cart
Limited time!
46CSC54 main

Kicker CSC5 (46CSC54)

450W Peak (150W RMS) 5.25” CS Series 2 Way Coaxial 4-ohm Speakers

5
-33.36%

$79.96

List price $119.99

Add to cart
43DSC504 main

Kicker DSC50 (43DSC504)

400W Peak (100W RMS) 5.25" DS Series 2-way 4-ohm Coaxial Car Speakers (DSC504)

17
-11.77%

$74.99

List price $84.99

Add to cart
VSP525KIT main

NVX VSP525KIT

750W Peak (250W RMS) 5.25" V-Series 2 Way Component Car Speakers

27
-16.67%

$99.99

List price $119.99

Add to cart
VSP525 main

NVX VSP525

480W Peak (160W RMS) 5.25" V-Series 2 Way Coaxial Car Speakers

23
-16.67%

$79.99

List price $95.99

Add to cart
DB522 main

Polk Audio DB522 (DB 522)

600W Peak (200W RMS) 5.25" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

13
-9.08%

$100.00

List price $109.99

Add to cart
Limited time!
10PS5250 main

Kicker PS5250 (10PS5250)

200W Peak (100W RMS) 5.25” PS Series 2 Way Coaxial 2-ohm Powersports and Motorcycle Speakers

7
-29.43%

$119.96

List price $169.99

Add to cart
P152 main

Rockford Fosgate Punch P1 P152

160W Peak (80W RMS) 5.25" Punch Series 2 Way Coaxial 4-ohm Speakers

27

$109.99

Add to cart

Current Promotions (1 offer)

This offer cannot be combined with any other coupons or offers.

Kicker WXA1000.4 (49WXA10004)

Kicker WXA1000.4 (49WXA10004)

https://images.sonicelectronix.com/images/5409865/main/xkit84.jpg

30% off

Kicker WXA1000.4 (49WXA10004)

$799 99

NVX XKIT84

$79 99

Priced separately $879 98

Promo Savings of $24 00

Total price:

$855 98

Description

Kicker brand icon

Authorized dealer


Kicker WXA1000.4 (49WXA10004)

The Warhorse WXA1000.4 provides 2000 watts of dynamic power while still maintaining complete reliability under this intense power use.


Product Details:

  • Warhorse Series Class D 2 ohm Stable 4-Channel Amplifier
  • RMS Power Rating:
    • 4 ohm: 250 watts x 4 channel
    • 2 ohm: 450 watts x 4 channel
    • Bridged: 900 watts x 2 channel @ 4 ohm
  • Total peak power output: 2000 watts
  • LED Power/Protect Light
  • Speaker-level (high-level) inputs
  • 1 pair of pre-amp outputs
  • Near universal compatibility with source units
  • Variable electronic high-pass/low-pass/band-pass filter for speaker protection
  • Fully start/stop compliant
  • 1/0 AWG power and ground terminals
  • Supports daisy-chaining remote power across multiple amps
  • Anodized extruded aluminum heat sink
  • Powder-coated cast aluminum end caps
  • Powder coated stamped steel bottom panel
  • Powder coated aluminum housing
  • Surface and flush-mount options
  • Input sensitivity:
    • Low level: 125 mV - 5 volts
    • High level: 1 - 40 volts
  • Frequency Response: 10 - 20000 Hz
  • Total Harmonic Distortion (THD): <1%
  • Signal to Noise Ratio: 90 dB
  • Variable high-pass filter: 10-5000 Hz (Amp 1) / 10-500 Hz (Amp 2)
  • Variable low-pass filter: 10-5000 Hz (Amp 1) / 100-5000 Hz (Amp 2)
  • 8 AWG gauge amplifier wiring kit is recommended for installation
  • Dimensions: 15-3/8" L x 9-1/8" W x 2-9/16" H
  • Authorized Internet Dealer
  • 2 Year Manufacturer's Warranty
  • MFR #: WXA1000.4

Best selling similar products

VADM4v2 small

NVX VADM4 v2 (VADM4v2)

• 80 watts x 4 channel @ 4 ohm
• 125 watts x 4 channel @ 2 ohm
• Bridged: 250 watts x 2 channel @ 4 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(41)

$209.99

List price $239.99

NDA6004 small

NVX NDA6004

• 100 watts x 4 channel @ 4 ohm
• 160 watts x 4 channel @ 2 ohm
• Bridged: 320 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(14)

$159.99

List price $215.99

VAD10004v2 small

NVX VAD10004 v2 (VAD10004v2)

• 150 watts x 4 channel @ 4 ohm
• 250 watts x 4 channel @ 2 ohm
• Bridged: 500 watts x 2 channel @ 4 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(25)

$279.99

List price $335.99

RD400/4 small

JL Audio RD400/4

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(28)

$304.99

List price $379.99

MFA 4.220 small

Deaf Bonce MFA 4.220

• 220 watts x 4 channel @ 4 ohm
• 330 watts x 4 channel @ 2 ohm
• Bridged: 660 watts x 2 channel @ 4 ohm
• Total RMS Power: 1320 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$289.90

List price $289.90

JD400/4 small

JL Audio JD400/4

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(34)

$299.99

List price $299.99

MFA 4.180 small

Deaf Bonce MFA 4.180

• 180 watts x 4 channel @ 4 ohm
• 270 watts x 4 channel @ 2 ohm
• Bridged: 540 watts x 2 channel @ 4 ohm
• Total RMS Power: 1080 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$259.90

List price $259.90

MVPA4 small

NVX MVPA4

• 100 watts x 4 channel @ 4 ohm
• 150 watts x 4 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(70)

$279.99

List price $383.99

MDX2000.4 2 Ohm small

PRV Audio MDX2000.4 2 Ohm

• 330 watts x 4 channel @ 4 ohm
• 500 watts x 4 channel @ 2 ohm
• Bridged: 1000 watts x 2 channel @ 4 ohm
• Total RMS Power: 2000 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$219.91

List price $274.89

AP200/4BT small

JL Audio AP200/4BT

• 40 watts x 4 channel @ 4 ohm
• 50 watts x 4 channel @ 2 ohm
• Bridged: 100 watts x 4 channel @ 4 ohm
• Total RMS Power: 200 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$549.99

List price $659.99

Specifications & Details

Key Features
Amplifier Key Features
Speaker Level Inputs
Power Specifications - Full Range Channels
RMS Power @ 4 ohms
250 watts x 4 channel
RMS Power @ 2 ohms
450 watts x 4 channel
Bridged RMS Power
900 watts x 2 channel
Amplifier Specifications
Series
Warhorse Series
Amplifier Class
D
Number of Channels
4-Channel
Total Peak Power Output
2000 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
Frequency Response
10 - 20000 Hz
THD at Rated RMS Power
<1%
Speaker Level Inputs
Yes
Preamp Outputs
1 pair
Built-in Crossover
Band-Pass (BP)
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
10-5000 Hz (Amp 1) / 10-500 Hz (Amp 2)
Low-Pass Crossover Frequency
10-5000 Hz (Amp 1) / 100-5000 Hz (Amp 2)
Signal-to-Noise Ratio
90 dB
Channel Separation
55 dB
Remote bass/level controller
No
Amp Bluetooth Connectivity
No
Hi-Res Certified
No
Low-Level Input Sensitivity
125 mV - 5 volts
High-Level Input Sensitivity
1 - 40 volts
What is in the box?
Paperwork
User manual
WITB: Amplifiers
Amplifier
Mounting Brackets
Other Accessory #1
WXAVM Diagnostic Tool with 19.75 ft. cable
Other Accessory #2
3mm and 5mm Hex Keys
Warranty and Return Policy
Parts Warranty Duration
2 years
Labor Warranty Duration
2 years
Warranty Provider
Manufacturer

Item Details

Manufacturer:

Kicker

Model Number:

49WXA10004

Weight:

16.80lbs

Internal SKU:

49wxa10004

Internal Product ID:

205226

Customer Ratings & Reviews

Kicker WXA1000.4 (49WXA10004) thumbnail image
5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:
Loading...
Sorry, no reviews found
MC918-20 main

Install Bay MC918-20 9-wire

All-in-one cable for speaker and amp installation (20 feet)

(2)

$29.99

List price $47.99

Add to cart
BAMMD3 main

Belva Nine Function Digital Multimeter

Perfect for any installation and troubleshooting

(7)

$9.99

List price $29.99

Add to cart
IM-SG main

Steve Meade Designs IM-SG

Impedance Meter / Signal Generator

(4)

$451.99

List price $461.99

Add to cart
CC-1 main

SMD CC-1 Crossover Calibrator

This is a must have! Set your crossover frequency like a Pro

(21)

$187.98

List price $197.98

Add to cart
BAGUH2 main

High Quality Element Resistant AGU Fuse Holder

Belva BAGUH2 AGU Fuse Holder

(2)

$4.99

List price $9.99

Add to cart
XFMANL main

Modular Linkable ANL Fuse Block

Modular Linkable ANL Fuse Block

(4)

$14.99

List price $59.99

Add to cart
BMANL80 main

4 Pack of 80 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 80A Nickel Plated Fuses

(20)

$3.99

List price $8.99

Add to cart
BMANL100 main

4 Pack of 100 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 100A Nickel Plated Fuses

(18)

$3.99

List price $8.99

Add to cart
BMANL150 main

4 Pack of 150 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 150A Nickel Plated Fuses

(11)

$3.99

List price $8.99

Add to cart
BANL100 main

2 Pack of 100 Amp Nickel-Plated ANL Fuse

ANL 100A Nickel plated for better power transfer

(8)

$3.99

List price $7.99

Add to cart
BANL200 main

2 Pack of 200 Amp Nickel-Plated ANL Fuse

Two fuses per order. High quality 200 Amp ANL Fuses

(23)

$3.99

List price $7.99

Add to cart
BANL300 main

2 Pack of 300 Amp Nickel-Plated ANL Fuse

Two fuses per order. High quality 300 Amp ANL Fuses

(19)

$3.99

List price $7.99

Add to cart
SNI-1 main

RCA Ground Loop Noise Isolator

RCA noise filter

(37)

$11.99

List price $19.00

Add to cart
VAD10004v2 main

NVX VAD10004 v2 (VAD10004v2)

• 150 watts x 4 channel @ 4 ohm
• 250 watts x 4 channel @ 2 ohm
• Bridged: 500 watts x 2 channel @ 4 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(25)

$279.99

List price $335.99

XCA2004 main

NVX XCA2004

• 200 watts x 4 channel @ 4 ohm
• 350 watts x 4 channel @ 2 ohm
• Bridged: 700 watts x 2 channel @ 4 ohm
• Total RMS Power: 1400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(1)

$399.99

List price $599.99

BAK82,46CXA4001T,3512-02 small

MTX 3512-02 12" 500w SVC 2-ohm Car Audio Subwoofer+Kicker Mono Amplifier+Amp Kit

500W Peak (250W RMS) 12" 35 Series Single 2 Ohm Subwoofer Package

(108)

$278.94

List price $379.93

BBSW127,MDFS12,DB 1242 DVC small

Polk Audio DB 1242 DVC (DB 1242DVC) + Sealed Box and Speaker Wire!

1110W Peak (370W RMS) 12" Series Dual 4-Ohm Car Subwoofer (DB 1242DVC) Complete Sub Package

(57)

$186.98

List price $254.97

BE-GM-08SLVCC-P210 small

NVX Loaded BOOST Box - 2008-2018 GMC Sierra Crew Cab - BE-GM-08SLVCC-P210

For select 2008-2018 vehicles from GMC, Chevrolet - Dual 10" 1200W RMS Loaded BOOST Vented Truck Enclosure with LED Lighting

$1499.99

List price $1749.98

Related Searches

› Kicker › Kicker 4-Channel Amplifiers › 4-Channel Amplifiers under $800
Continue to cart
Available Offers (2) for Kicker WXA1000.4 (49WXA10004)
FREE NVX Amp Kit at Checkout!
Add both to cart
Save 30% off an NVX XKIT84 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT84 Amp Kit! No code needed — discount applies automatically at checkout.
Select your other item
Save up to 10 different vehicles in your garage
Vehicle
Store Delete

1978 Mazda RX-4

1978 Buick Skyhawk

1983 Dodge B150

1990 Mazda 323

1976 Ford LTD

1974 Ford LTD

1972 Dodge Challenger

1978 Dodge B Series

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 page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue

Cancel

Shop your 1978 RX-4
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