Garage
Shop

See all parts that fit your 1998 Celica

JBL GX-A604 435W 4-Channel GX Series Amplifier

GX Series Amplifier

JBL
Shop all JBL
Product videos
highlight-star-icon

• RMS Power: 60W x 4 @ 4 ohm, 85W x 4 @ 2 ohm
• Total Peak Power: 435W
• High and Low Pass Filters
• Dimensions: 8-1/8" W x 11-13/16" L x 2-1/16" H

Learn more about the gxa604

We apologize

This item has been discontinued


Loading...
Lowest price in 30 days
VSPTW main

NVX VSPTW

450W Peak (150W RMS) 1" V-Series Silk Dome Tweeters with External Crossovers

29
-16.67%

$49.99

List price $59.99

Product Highlights


• RMS Power: 60W x 4 @ 4 ohm, 85W x 4 @ 2 ohm
• Total Peak Power: 435W
• High and Low Pass Filters
• Dimensions: 8-1/8" W x 11-13/16" L x 2-1/16" H

Description


JBL brand icon

Authorized dealer




The Sound of quality

Sonic Electronix, one of the leaders in car audio, recently visited Harman, the premium global audio and infotainment group, at their research and development locations in Northridge, California and Detroit, Michigan. The purpose of these visits was to utilize and combine the powerful brand of Harman and the industry leading knowledge behind Sonic Electronix to begin working together on developing future car audio projects.


General Features:

  • GX Series 4-Channel Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 60 watts x 4 chan.
    • 2 ohm: 85 watts x 4 chan.
    • Bridged, 4 ohm: 170 watts x 2 chan.
  • Max power output: 435 watts
  • Variable Bass Boost (0 to +12 dB bass boost at 45 Hz)
  • 4, 3 or 2 channel operation
  • Variable high-pass filter (32-320 Hz, 24 dB/octave)
  • Variable low-pass filter (32-320 Hz, 24 dB/octave)
  • 8 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: 8-1/8"W x 11-13/16"L x 2-1/16"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty



PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov

This item is currently not eligible for our low price guarantee. This may be due to supply constraints, manufacturer restrictions, or another reason. We're always here to help you get the best price possible so give us a call or email today. Our experts will do their best to build the system that works for you within the rules.


Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

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

123
-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

UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth

44
-16.69%

$149.95

List price $180.00

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
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

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

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

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

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


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

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

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)

$379.99

List price $379.99

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

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

(24)

$279.99

List price $335.99

R2-500X4 small

Rockford Fosgate Prime R2 R2-500X4

• 75 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

(10)

$359.99

List price $359.99

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

KTA-450 small

Alpine KTA-450 Power Pack

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

(20)

$299.95

List price $360.00

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
60 watts x 4 channel
RMS Power @ 2 ohms
85 watts x 4 channel
Bridged RMS Power
170 watts x 2 channel
Amplifier Specifications
Number of Channels
4-Channel
Total Peak Power Output
435 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
<1%
Preamp Outputs
2 pairs
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
32 - 320 Hz
Low-Pass Crossover Frequency
32 - 320 Hz
Signal-to-Noise Ratio
93 dB
Bass Boost
0 - 12 dB
Fuse Rating
20A x 2 
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

JBL

Model Number:

GX-A604

Weight:

6.80lbs

Internal SKU:

gxa604

Internal Product ID:

79187

Product and How-to Videos


  • JBL GX Series Amplifier | CES 2014
  • Harman International: The Pursuit of Great Sound
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews


JBL GX-A604 435W 4-Channel GX Series Amplifier thumbnail image

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



Durability
5
Value
5
Features
4
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

Great product!!!

I love this product. I installed it into my can am spyder and it fit perfectly.

By Taj on May 9, 2017

1 found this helpful




PR9613IS_2 small

Infinity Primus PR9613IS (2-Pairs, 4-Total)

680W Peak (360W RMS) 6x9" Primus Series 3-Way Coaxial Car Speakers (2-Pairs)

(3)

$179.90

List price $299.90

H71070702 small

HELLA H71070702

Optilux XY Series Halogen Light Bulb

$9.99

List price $24.99

No picture

JBL Stage3 637F (STAGE3637FAM) (Open Box, Good)

270W Peak (90W RMS) 6.5" Stage3 Series 3-Way Coaxial 3-Ohm Speakers

$58.84

List price $109.95

Q-D1 MKII small

American Audio Q-D1 MKII

2-Channel Professional DJ Preamp Mixer with Gain, Treble & Bass Control for Each Channel

$49.99

List price $109.95

ATX-100 small

Audiopipe ATX-100

200W ATX Series Aluminum Titanium Tweeter

(3)

$30.99

List price $49.99

SOCVW-21 small

CRUX SOCVW-21 Wiring Interface

Install new car stereo and retains accessory power and other factory features in select 2002-2014 vehicles from Volkswagen

(5)

$75.60

List price $117.60

BH-DVD1854 small

TKO Audio BH-DVD1854

In-Dash 5.3" Touchscreen Monitor with DVD/DivX/CD/MP3/iPod Player, USB, Bluetooth and Remote

$164.99

List price $449.99

Related Searches


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

1998 Toyota Celica

2025 Nissan Altima

2017 MINI Cooper

2001 Ford Excursion

2013 Porsche Cayenne

2013 Land Rover LR2

2007 Volvo XC70

2014 Chevrolet Malibu

1978 GMC K3500 Pickup

1978 Chevrolet Chevette

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.