Garage
Shop

See all parts that fit your 1981 DeVille

Diamond Audio MP84

800W Peak (400W RMS) 8" Motorsport Series Pro Audio Full Range Coaxial Horn Speakers

Diamond Audio
Shop all Diamond Audio
highlight-star-icon

• 400 watts Peak Each, 200 watts RMS Each
• 1" Horn tweeters
• Impedance:
• Sensitivity: 103 dB

Learn more about the mp84
No Fit Icon

Doesn't fit your 1981 DeVille

Similar items | Update vehicle | Vehicle store
Thanks , You Pay:

$549.99

/pair  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.

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Dollar Icon
VIP Product Get $55.00 in rewards to spend later
Quantity
In Stock.
Brand new
VPRO8 main
NVX NVX VPRO8 (Sold Individually) 550W Peak (275W RMS) 8" V-Series Pro 2 Way Coaxial Loudspeaker
$74.99 $107.99
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
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

Choose from any of our many bundles that include this product for even more savings!

MP84, XBAF8, SDSK2, SDRLR1, BTK106 small

Diamond Audio MP84 with Installation Accessories

200W RMS 8" PRO Full-Range Coaxial Horn Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

(140)

$595.80

List price $622.70

Bundle Savings of $26.90


Loading...
RVM-35V1 main

MB Quart RVM-35V1

3.5" Touchscreen Multi-Zone Digital Multimedia Receiver with Bluetooth for RV's

-10.38%

$189.99

List price $211.99

RV.R1 main

DS18 RV.R1

Multi-Zone Digital Audio Receiver with Bluetooth Audio Streaming for RV's

RVDVD3.0 main

MB Quart RVDVD3.0

Multi-Zone DVD Receiver with Bluetooth for RV's

1
-10.10%

$257.99

List price $286.99

MB Quart RVM2.0

Multi-Zone Digital Audio Receiver with Bluetooth Audio Streaming for RV's

-10.29%

$156.99

List price $174.99

RVM-10V1 main

MB Quart RVM-10V1

10" Touchscreen Multi-Zone Digital Multimedia Receiver with Bluetooth for RV's

-9.09%

$250.00

List price $275.00

Current Promotions (5 offers)


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

Diamond Audio MP84

30% off


Priced separately $592 98

Promo Savings of $12 90

Total price:

$580 08

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

Diamond Audio MP84

30% off


Priced separately $615 98

Promo Savings of $19 80

Total price:

$596 18

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

Diamond Audio MP84

30% off


Priced separately $605 98

Promo Savings of $16 80

Total price:

$589 18

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

Diamond Audio MP84

20% off


Priced separately $579 98

Promo Savings of $6 00

Total price:

$573 98

Get 40% Off NVX SDSK2 Sound Dampening Speaker Kit with your Speaker purchase! Simply click the "Add Both to Cart" button. This offer cannot be combined with any other coupons or offers.

Diamond Audio MP84

40% off


Priced separately $564 98

Promo Savings of $6 00

Total price:

$558 98

Description


Product Details:

  • 8" MotorSport Series Full-range Car Speakers
  • Power Handling:
    • Peak: 800 watts per pair / 400 watts each
    • RMS: 400 watts per pair / 200 watts each
  • 1" Horn tweeters
  • 1.75" single layer high-temp voice coil former for woofer
  • 1" single layer high-temp voice coil former for tweeter
  • Advanced voice coil heat sink design
  • Neodymium magnet motor structure
  • Heavy duty die-cast aluminum basket
  • Top-mount Depth: 7.09"
  • Cutout Dimensions: 3.98"
  • Frequency Response: 80 - 18000 Hz
  • Sensitivity: 103 dB
  • Water-resistant, but not waterproof, and can be damaged by large amounts of water
  • Authorized Internet Dealer
  • MFR #: MP84
  • 1-year Manufacturer's Warranty

  • Priced Per Pair


Best selling similar products

PH654 small

Cerwin-Vega PH654

• 300 watts Peak Each, 150 watts RMS Each
• Polymide Horn Tweeters
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 101 dB

(2)

$189.99

List price $227.99

CVP8 small

Cerwin-Vega CVP8 (Sold Individually)

• 350 watts Peak, 170 watts RMS
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95 dB

$49.99

List price $59.99

PRO-X12MBASS small

DS18 PRO-X12MBASS (Sold individually)

• 1000 watts Peak Each, 500 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 96 dB

$131.95

List price $131.95

PRO-X6.4BMPK small

DS18 PRO-X6.4BMPK

• 500 watts Peak Each, 250 watts RMS Each
• 1" Aluminum Bullet super tweeters with ferrite magnets
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

(4)

$139.95

List price $139.95

10MB800FT small

PRV Audio 10MB800FT

• 1600 watts Peak Each, 800 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 99 dB

$129.91

List price $162.39

VPRO65 small

NVX VPRO65 (Sold Individually)

• 450 watts Peak Each, 225 watts RMS Each
• 1" Aluminum Bullet tweeter
• Competition Grade Paper cone material
• Impedance: 4 ohm
• Sensitivity: 97 dB

(4)

$74.99

List price $82.99

EPICPRO8X small

AudioControl EPICPRO8X

• 350 watts Peak Each, 250 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99.2 dB

$129.00

List price $129.00

PRO-HY8.4B small

DS18 PRO-HY8.4B (Sold Individually)

• 500 watts Peak Each, 250 watts RMS Each
• IP55 water-resistant cone
• 1" Titanium Horn tweeter
• Water-Resistant Paper cone material
• Impedance: 4 ohm
• Sensitivity: 97 dB

(1)

$131.95

List price $131.95

CVMPCL6.5 small

Cerwin Vega CVMPCL6.5 (Sold Individually)

• 200 watts Peak Each, 100 watts RMS Each
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93.2 dB

(9)

$99.99

List price $119.99

APM67AC Pro small

Deaf Bonce Apocalypse AP-M67AC PRO (M67AC PRO)

• 600 watts Peak Each, 300 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 102 dB

(1)

$209.90

List price $229.99

Specifications & Details


Speaker Specifications
Series
MotorSport Series
Priced Per
Pair
Number of Speakers
2
Speaker Size
8"
Design
Full-range
Tweeter Design
Horn
Tweeter Size
1"
Peak Power Handling
400 watts
RMS Power Handling
200 watts
Total PEAK Per Pair/Set
800 watts
Total RMS Per Pair/Set
400 watts
Sensitivity
103 dB
Frequency Response
80 - 18000 Hz
Voice Coil Diameter
1.75"
Shallow Mount Installation
No
Magnet Type
Neodymium
Top-Mount Depth (Mounting Depth)
7.09"
Cutout Dimensions
3.98"
General specifications
Hi-Res Certified
No
Color
Black
Illumination
None
Speaker Grilles
No
Includes Damping Kit
without Damping Kit
Compatible vehicle types
ATV/UTV
Motorcycle
What is in the box?
Paperwork
User manual
WITB: Speakers
Speakers (2)
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

MP84

Weight:

9.10lbs

Internal SKU:

mp84

Internal Product ID:

190735

Customer Ratings & Reviews


Diamond Audio MP84 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


VPRO8 main

NVX VPRO8 (Sold Individually)

• 550 watts Peak Each, 275 watts RMS Each
• 1" Aluminum Bullet tweeter
• Competition Grade Paper cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

$74.99

List price $107.99


IDJ3 small

Numark iDJ3

Digital DJ Setup compatible with a Computer or an iPod

(1)

$279.99

List price $399.99

X2DBK9 small

Stinger X2DBK9

36 sq. ft (18” x 32”) XMAT Damping Kit (Pack of 9)

$319.00

List price $399.00

e1400D small

** CLOSEOUT!! ** JL Audio e1400D

500 watts, Class D Monoblock Amplifier

(7)

$219.99

List price $399.99

TXTRB10BB small

AudioControl TXTRB10BB

Add-On Extension Port for Stinger TXTRB10 10" Loaded Subwoofer Enclosure in Select 2007-2025 Vehicles from Ram, Chevrolet, GMC

$209.00

List price $299.00

DPAS10 small

Diamond Audio DPAS10

300W Peak (150W RMS) Loaded Single 10" Amplified Sealed Subwoofer Enclosure

$399.99

List price $399.99

DXTC small

DS18 DXTC

200W Peak (50W RMS) 2" 4-ohm Dome Tweeters with External Passive Crossover

$479.95

List price $575.99

TRA960.4 small

Soundstream TRA960.4

960 watts, Tarantula Series 4-Channel Amplifier

(2)

$299.99

List price $479.99

HWH1110 small

PAC HWH1110

Install a New Car Stereo in select 2007-2015 vehicles from Hyundai, Kia

$9.00

List price $24.00

HCCA154 small

Orion HCCA154

10000W Peak (2500W RMS) 15" HCCA Series Dual 4-ohm Car Subwoofer

(19)

$799.95

List price $959.99

Related Searches


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

1981 Cadillac DeVille

2017 Ford Flex

2007 MINI Cooper

2004 Ford Thunderbird

2014 Ford Explorer

2015 Ford Explorer

2010 Ford Flex

2003 Ford Focus

2012 Mitsubishi Eclipse

2012 Audi S5

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.