Garage
Shop

See all parts that fit your 2012 Edge

Boston Acoustics GTA-504

320W RMS, GTA Series 4-Channel Car Amplifier

Product videos
highlight-star-icon

GTA Series 4-Channel Class AB Car Amplifier • 320W RMS • 50 Watts x 4 Chan. @ 4 Ohm • 80 Watts x 4 Chan. @ 2 Ohm • Q-Tune™ Bass Optimization Circuitry • SST™ (Symmetrical Signal Topology) • Wrap-Around Heatsink

Learn more about the gta504

We apologize

This item has been discontinued

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
72-5601 main

Metra 72-5601

Install New Speakers in select 1998-2024 vehicles from Ford, Lincoln, Mercury

7
-10.01%

$8.99

List price $9.99

REF3032CFXAM main

Infinity Reference 3032cfx (REF3032CFXAM)

150W Peak (50W RMS) 3.5" Reference Series 2-Way Coaxial 3-ohm Car Speakers

14
-42.32%

$74.95

List price $129.95

NSP68 main

NVX NSP68

540W Peak (180W RMS) 6x8" N-Series 2 Way Coaxial Car Speakers

59
-16.67%

$79.99

List price $95.99

FRING68 main

NVX FRING68

Universal 6x8" or 5x7" Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 2)

12
-46.68%

$15.99

List price $29.99

Limited time!
TS-G6820S main

Pioneer TS-G6820S

500W Peak (80W RMS) 6x8" G-Series 2-way 4-ohm Coaxial Car Speakers

4
-23.09%

$49.99

List price $65.00

R168X2 main

Rockford Fosgate Prime R168X2

220W Peak (110W RMS) 6x8" Prime Series 2 Way Coaxial 4-ohm Speakers

16
Stadium 862F main

JBL Stadium 862F

600W Peak (200W RMS) 6x8" Stadium Series 2-way Coaxial 3-ohm Speakers

5
-16.67%

$249.95

List price $299.95

Rockford Fosgate Punch Pro PPS4-8 (Sold Individually)

250 Peak (125W RMS) 8” Punch Pro Series Pro-Audio 4-ohm Speaker

19

Crunch CS5768CX

500W Peak (100W RMS) 5x7"/6x8" CS Series 2-Way Coaxial 4-ohm Car Speakers

13
-11.77%

$29.99

List price $33.99

Limited time!

Infinity Kappa 683XF (INFSPKKA683XFAM)

600W Peak (200W RMS) 6x8" Kappa Series 2-Way Coaxial 3-ohm Car Speakers

3
-32.13%

$223.95

List price $329.95

Product Highlights


GTA Series 4-Channel Class AB Car Amplifier • 320W RMS • 50 Watts x 4 Chan. @ 4 Ohm • 80 Watts x 4 Chan. @ 2 Ohm • Q-Tune™ Bass Optimization Circuitry • SST™ (Symmetrical Signal Topology) • Wrap-Around Heatsink

Description


General Features:
  • GTA Series 4-Channel Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 50 watts x 4 chan.
    • 2 ohm: 80 watts x 4 chan.
    • Bridged, 4 ohm: 160 watts x 2 chan.
  • MOSFET power supply
  • Bass Remote Details (Boston Acoustics GTA-RSL required and sold separately)
  • LED power and protect indicators
  • Bass Boost/EQ details (0-6 dB bass boost at 45 Hz)
  • Boston’s Q-Tune™ circuitry for simple bass output optimization
  • 4/3/2 channel operation
  • Speaker-level inputs with signal sensing for automatic turn-on
  • Preamp RCA outputs
  • 3-Way System Protection circuitry (thermal, overload, and speaker short protection)
  • SST™ (Symmetrical Signal Topology) system uses balanced asymmetrical inputs for noise cancellation
  • Recessed control panel for clean installation
  • Wrap-around heatsink design for ample cooling in multiple mounting positions
  • IMS™ (Integral Mounting System) reduces the amplifier footprint
  • All input/output connections are located on one side of the amplifier to ease installation and wire management
  • Optimal angled speaker and power blocks for easy wire connections
  • Gold-plated RCA level inputs
  • Gold-plated screw terminals
  • Variable high-pass filter (50-200 Hz, 12 dB/octave)
  • Variable low-pass filter (50-200 Hz, 12 dB/octave)
  • CEA-2006 compliant amplifier
  • Frequency response: 10-50,000 Hz
  • Dimensions: 8-3/8"D x 14-3/8"W x 2-3/8"H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • 1-year SonicElectronix.com warranty
Package Includes:
  • Owners Manual
  • 3mm Hex Wrench
  • 2mm Hex Wrench
  • 2 Speaker Level Input Cables
  • 4 Mounting Screws
  • 2 25A Replacement ATC Fuses

Loading...
REF507CF_2_MET-825601_2 main

2 Infinity REF507CF (INFSPKRF507CFUS) w/ Adapter Plates

390W Peak (130W RMS) 5.25" Reference Series 2-way 3-ohm Component Speaker System with Speaker Adapter Plates

3
-12.14%

$477.88

List price $543.88

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

DMH-1800NEX main

Pioneer DMH-1800NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready

3
-19.05%

$339.99

List price $420.00

UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth

44
-16.69%

$149.95

List price $180.00

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

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
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

Limited time!
DMH-W3050NEX main

Pioneer DMH-W3050NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in Alexa (Sirius XM Ready)

1
-24.20%

$469.99

List price $620.00

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

Club 322F main

JBL Club 322F (SPKCB322FAM)

150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers

1
-27.29%

$79.95

List price $109.95


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
50 watts x 4 channel
RMS Power @ 2 ohms
80 watts x 4 channel
Bridged RMS Power
160 watts x 2 channel
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
4-Channel
Total RMS Power Output
320 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
Yes
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 200 Hz
Low-Pass Crossover Frequency
50 - 200 Hz
Signal-to-Noise Ratio
90 dB
Bass Boost
0 - 6 dB
Remote bass/level controller
Optional (Accessory required and sold separately)
Fuse Rating
25A x 2 
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

GTA-504

Weight:

10.00lbs

Internal SKU:

gta504

Internal Product ID:

20002

Product and How-to Videos


Customer Ratings & Reviews


Boston Acoustics GTA-504 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...

Boston Acoustics GTA-504

Very nice amp! It delivers exactly what I need, clarity of sound with intensity! I would reccomend to anyone looking for a nice looking, small fitting amp.

By CG on May 8, 2011

16 found this helpful




PROP-0G-20SV small

Absolute PROP-0G-20SV (Silver)

20 ft. (6 Meters) of 0 Gauge Power/Ground Cable

$49.99

List price $129.99

NISKVT2 small

GROM Audio NISKVT2

Factory Radio Android Auto, Apple CarPlay and Navigation Integration Upgrade for select 2008-2015 vehicles from Infiniti

$549.95

List price $559.95

NX604 small

Clarion NX604

Double-Din In-Dash DVD Receiver w/ GPS, Bluetooth and 6.2" LCD Touchscreen

(1)

$479.95

List price $1099.95

KPA8TT small

Scosche KPA8TT

9 Gauge Amplifier Install Kit

$19.99

List price $29.99

MT6502CHW small

Bazooka MT6502CHW

6-1/2" White Compression Horn Tubbies (MT-6502CHW)

(2)

$269.99

List price $429.99

XRM47BT small

Dual XRM47BT

Single DIN Bluetooth In-Dash AM/FM/Digital Media Car Stereo Receiver w/ 7-Character Display

(1)

$36.99

List price $55.48

PWPBT10BL small

Pyle Sound Box Splash PWPBT10BL (Blue)

Bluetooth Wireless Waterproof Shower Speaker with Built-In Mic for Call Answering

(1)

$19.95

List price $59.99

4511001 small

Weber 4511001

Spirit E-210 Black 2-Burner Natural Gas Grill with Center-Mounted Thermometer

$369.99

List price $519.99

KD-HDR60 small

JVC KD-HDR60

In-Dash CD,MP3, WMA Receiver with Built-in HD Radio with Front AUX and USB Input

(42)

$99.96

List price $179.95

Related Searches


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

2012 Ford Edge

2018 MINI Cooper

1994 Eagle Talon

2005 Lincoln LS

2001 Ford Taurus

2026 Ford Bronco

2007 Mercury Montego

2018 Audi Q5

2004 Kia Optima

1976 MG Midget

Vehicle
Store
Delete

2002 Harley Davidson FXSTD Softail Deuce

1999 Harley Davidson FXSTC/I Softail Custom

2012 Harley Davidson XL883L SuperLow

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.