Garage
Shop

See all parts that fit your 2012 Enclave

Ample Audio A 551X (A551X) A Series

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

5-Channel • 640W Peak, 390W RMS Bridged Amplifier

Learn more about the a551x

We apologize

This item has been discontinued


Loading...
DKGM-49 main

Crux DKGM-49 Stereo Replacement Interface

Stereo Replacement Interface with Steering Wheel Control Retention and Double DIN Dash Kit for select 2006-2020 vehicles from GMC, Chevrolet, Buick

41
-35.71%

$129.60

List price $201.60

72-4568 main

Metra 72-4568

Install New Speakers in select 1990-2021 vehicles from Chevrolet, GMC, Buick

121
-33.36%

$9.99

List price $14.99

82-3006 main

Metra 82-3006

6" to 6.75" Speaker Mounting Adapter for select 2003-2024 vehicles from Chevrolet, GMC, Cadillac

23
-50.01%

$16.99

List price $33.99

CR-6 main

American International CR-6

Connect Factory Antenna to New Aftermarket Radio in select 2002-2020 vehicles from Ford, Chevrolet, GMC

39
-73.38%

$3.99

List price $14.99

GMSB356 main

American International GMSB356

6.5" to 6.75" Speaker Mounting Adapters for select 1997-2020 vehicles from Chevrolet, GMC, Pontiac

32
-58.38%

$9.99

List price $24.00

GM40B main

Scosche GM40B Wiring Harness

Install a new car stereo in select 2004-2021 vehicles from GMC, Chevrolet, Pontiac

1

Metra 99-3305 Dash Kit

Install a new Single-DIN car stereo in select 2006-2025 vehicles from GMC, Chevrolet, Buick (Matte Black)

3
-43.76%

$17.99

List price $31.99

Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

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

122
-33.36%

$79.96

List price $119.99

TWPZ main

DS18 TWPZ

80W Peak (40W RMS) 1" Slim Dome Super Tweeters

6
H672 main

Cerwin-Vega H672

540W Peak (180W RMS) 6.75" HED Series 2 Way Coaxial 4-ohm Speakers

-16.67%

$159.99

List price $191.99

Product Highlights


5-Channel • 640W Peak, 390W RMS Bridged Amplifier

Description


Ample Audio sets the standard for clean pulsating power and unparalleled reliability with the introduction of the A Series amplifiers.  Advanced to a new level of performance and appearance, the A series offers a full variable crossover and laser diamond cut finish.  Attention to detail is obvious with the systematic layout of the high-tech pc boards and even more so when you experience the musical performance that pleases even the most demanding listener.  Ample Audio simply stated means "Overengineered."  Have fun with these cost-effective, power-blasting amplifiers!
  • Bridgeable 5 Channel Amplifier
  • 52 W RMS x 4 + 120 W x 1 (4 ohm)
  • 70 W RMS x 4 + 150 W x 1 (2 ohm)
  • 120 W RMS x 2 + 150 W x 1 (4 ohm) Bridged
  • 100 W x 4 + 240 W x 1 MAX
  • Lowpass / Highpass / Fullpass Crossover Variable (4 Ch) 40-250Hz
  • Lowpass Crossover Variable (1 CH) 40-120Hz
  • S/N 90dB
  • Remote Bass Boost Control, Variable 0 to + 12 dB Boost at 45 Hz
  • 2 RCA Inputs
  • 2 High Level Inputs
  • MOSFET Power Supply
  • THD 0.04%
  • 2 Ohm Stable
  • 16" L x 2.2" H x 10" W
  • Frequency Response 10-35, 000 Hz

Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

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

122
-33.36%

$79.96

List price $119.99

Limited time!
46CSC6934 main

Kicker CSC693 (46CSC6934)

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

40
-30.02%

$111.96

List price $159.99

DMH-1800NEX main

Pioneer DMH-1800NEX

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

2
-16.67%

$349.99

List price $420.00

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

DMH-W4660NEX main

Pioneer DMH-W4660NEX

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

2
-20.00%

$599.99

List price $750.00

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

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

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

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


Best selling similar products

VAD11005v2 small

NVX VAD11005 v2 (VAD11005v2)

• 80 watts x 4 channel + 350 watts x 1 channel @ 4 ohm
• 125 watts x 4 channel + 600 watts x 1 channel @ 2 ohm
• Bridged: 250 watts x 2 channel @ 4 ohm + 600 watts x 1 channel @ 2 ohm
• Total RMS Power: 1100 watts
• Class D 2 ohm Stable 5-Channel Amplifier

(46)

$349.99

List price $419.99

NDA11005 small

NVX NDA11005

• 100 watts x 4 channel + 315 watts x 1 channel @ 4 ohm
• 150 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 1100 watts
• Class D 2 ohm Stable 5-Channel Amplifier

(9)

$259.99

List price $323.99

VAD22008v2 small

NVX VAD22008 v2 (VAD22008v2)

• 150 watts x 6 channel + 250 watts x 2 channels @ 4 ohm
• 225 watts x 6 channel + 400 watts x 2 channels @ 2 ohm
• Bridged: 450 watts x 3 channel + 850 watts x 1 channel @ 4 ohm
• Total RMS Power: 2200 watts
• Class D 2 ohm Stable 8-Channel Amplifier

(2)

$399.99

List price $539.99

Item Details


Manufacturer:

Model Number:

A551X

Weight:

15.00lbs

Internal SKU:

a551x

Internal Product ID:

1062

Product and How-to Videos


Customer Ratings & Reviews


Ample Audio A 551X (A551X) A Series 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

SHE3595PK/28 small

Philips SHE3595PK - Pink

Dynamic Bass Ultra Small Earbuds Stereo In-Ear Headset with Smartphone In-Line Remote and Microphone

$9.00

List price $24.99

Related Searches


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

2012 Buick Enclave

2012 Toyota Sequoia

2014 Toyota Camry

1992 Mazda B2600

2008 Lexus IS250

2010 BMW M5

1990 GMC G2500

2016 Land Rover Range Rover Sport

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.