Garage
Shop

See all parts that fit your 2004 XKR

RE Audio USX-4250

600W Class AB 4-Channel USX Series Stereo Bridgeable Car Amplifier

RE Audio
Shop all RE Audio
Product videos
highlight-star-icon

• 250W x 2 Chan. @ 4 ohm
• 450W x 2 Chan. @ 2 ohm
• 900W x 1 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• Magnetic Induction Drive Power Supply

Learn more about the usx4250

We apologize

This item has been discontinued

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

124
-33.36%

$79.96

List price $119.99

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

28
-10.53%

$84.99

List price $94.99

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

12
-9.16%

$109.00

List price $119.99

XED62 main

Cerwin-Vega XED62

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

15
-16.67%

$49.99

List price $59.99

PNW-65CS2 main

AudioControl PNW-65CS2

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

4
-5.90%

$319.00

List price $339.00

REF6532IXAM main

Infinity Reference REF6532IXAM

360W Peak (120W RMS) 6.5" Reference Series 2 Way Coaxial 3-ohm Speakers

3
-20.01%

$119.95

List price $149.95

NSP65 main

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

93
-35.19%

$69.99

List price $107.99

MPK 163.3 main

Hertz MPK163.3

600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System

2
-14.89%

$999.99

List price $1175.00

SXE-1726S main

Alpine SXE-1726S

440W Peak (80W RMS) 6.5" SXE Series 2-way 4-ohm Coaxial Car Speakers

13
-21.82%

$42.99

List price $54.99

Product Highlights


• 250W x 2 Chan. @ 4 ohm
• 450W x 2 Chan. @ 2 ohm
• 900W x 1 Chan. @ 4 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• Magnetic Induction Drive Power Supply

Description


RE Audio brand icon

Authorized dealer

General Features:

  • USX Series 4-Channel Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 100 watts x 4 chan.
    • 2 ohm: 150 watts x 4 chan.
    • Bridged, 4 ohm: 300 watts x 2 chan.
  • Max power output: 1200 watts x 1 chan.
  • Pulse Width Modulated MOSFET power supply
  • LED power (green) and protect (red) indicators
  • New stability filter design for reduction in noise
  • Platinum plated RCA inputs and connectors
  • Auto-bridge feature
  • Soft start turn-on
  • 4/3/2 or Mono channel operation
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Heavy duty aluminum alloy heat-sink
  • Input sensitivity:
    • Level: 200mV-8V
  • Variable high-pass filter (40-1,000 Hz, 12 dB/octave)
  • Variable low-pass filter (40-250 Hz, 24 dB/octave)
  • 4 gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier.
  • Dimensions: 9-11/16"W x 15"L x 2-1/16"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

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


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
100 watts x 4 channel
RMS Power @ 2 ohms
150 watts x 4 channel
Bridged RMS Power
300 watts x 2 channel
Amplifier Specifications
Series
USX Series
Amplifier Class
A/B
Number of Channels
4-Channel
Total Peak Power Output
1200 watts
Total RMS Power Output
600 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
0.05%
Speaker Level Inputs
No
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
40 - 1000 Hz
Low-Pass Crossover Frequency
40 - 250 Hz
Signal-to-Noise Ratio
85 dB
Remote bass/level controller
No
Fuse Rating
30A x 3 
Strappable
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

USX-4250

Weight:

8.50lbs

Internal SKU:

usx4250

Internal Product ID:

68120

Product and How-to Videos


  • RE Audio USX Series Car Amplifiers
  • RE Audio New Product Line Overview | CES 2015
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews


RE Audio USX-4250 thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

Great Amp!

I have a tundra regular cab and it fit under my seat easy. I have re audio xxx 6.9 and they sound Amazing with these amp.

By Garrett on November 30, 2013

4 found this helpful




FAN3 small

Xscorpion FAN3

12-Volt 3" Square Rotary Cooling Fan

(23)

$3.99

List price $9.99

MXA3000D small

Lanzar MXA3000D

3000W Max, Class D Monoblock Max Series Amplifier (MXA-3000D)

(4)

$114.95

List price $279.99

87-95-JEEP-WRANGLER-K-INF small

Infinity Reference Series Kicker Knee Panel Replacement + Speaker Wire

Fits select 1987-1995 Wrangler

(20)

$138.92

List price $190.92

OPTIIFB10448 small

Lanzar OPTIIFB10448

2 Inputs (one 0 Gauge + one 4 Gauge) to 4 Outputs (4/8 Gauge Switchable) Digital Fuse Power Distribution Block with Dual LED Display

(2)

$39.99

List price $69.99

OPTI4000D small

Lanzar OPTI4000D

4000W RMS, Monoblock Class D OptiDrive Series Car Amplifier

(2)

$629.99

List price $1699.99

FAN61 small

Xscorpion FAN61

12-Volt 6" Square Rotary Cooling Fan

(7)

$6.99

List price $9.99

OPTI4001D small

Lanzar OPTI4001D

4000W RMS Monoblock Class D OptiDrive Series Car Amplifier

(4)

$449.00

List price $1139.99

ACPAD-81Y small

Crux ACPAD-81Y

Smart-Play Integration with Multi Camera Inputs & USB Player select 2013-2025 vehicles from Audi with MMI MIB/MIB2 Systems

$355.99

List price $907.20

No picture

Metra Axxess ASWI-ECL

Eclipse Factory Steering Wheel Audio Control Interface

$49.99

List price $79.99

Related Searches


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

2016 Chrysler 300

2015 Chrysler 200

2004 Jaguar XKR

1997 Dodge Ram 1500

1993 Saab 9000

1983 Buick Skyhawk

2010 Toyota Matrix

2019 Genesis G70

2001 Chevrolet Express 2500

2007 Lexus SC430

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 page 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.