Garage
Shop

See all parts that fit your 2018 2 Series

MTX Audio THUNDER51 (2-Pairs, 4-Total)

720W Peak (360W RMS) 5.25" Thunder Series 2-Way Component System (2-Pairs)

MTX
Shop all MTX
Only 2 Left!
highlight-star-icon

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Learn more about the thunder51_2
No Fit Icon

Doesn't fit your 2018 2 Series

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

$499.90

 with warranty
Starting at $46/mo or 4 payments of $125 Buy now, pay later and installment payment plans are offered by Afterpay and Affirm. Learn more

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.

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Quantity
In Stock. Only 2 Left!
Brand new

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

Loading...
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

CVP8 main

Cerwin-Vega CVP8 (Sold Individually)

350W Peak (170W RMS) 8" CVPRO Series Pro Full Range 4-ohm Speaker

-16.67%

$49.99

List price $59.99

CF-350mt main

JL Audio CF-350mt

70W RMS 3.5" CF Series Custom-Fit Midrange 4-ohm Tweeters

4
TS-A1081F main

Pioneer TS-A1081F

460W Peak (100W RMS) 4” A Series 2-way 4-ohm Coaxial Car Speakers

3
-18.18%

$90.00

List price $110.00

DB402 main

Polk Audio DB402 (DB 402)

270W Peak (90W RMS) 4" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

4
-9.99%

$90.00

List price $99.99

51KSC3504 main

Kicker KSC35 (51KSC3504)

200W Peak (100W RMS) 3.5" KS Series 2 Way Coaxial 4-ohm Speakers

4
-11.11%

$79.99

List price $89.99

No picture

Jensen JS35K

150W Peak (50W RMS) 3.5" Apex Series 2-Way Coaxial 4-ohm Car Speakers

Club 34F main

JBL Club 34F (JBLSPKCB34F)

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

4
-27.29%

$79.95

List price $109.95

Limited time!
46CSC354 main

Kicker CSC35 (46CSC354)

180W Peak (60W RMS) 3.5” CS Series 2 Way Coaxial 4-ohm Speakers

16
-30.71%

$51.96

List price $74.99

ZXI-44 main

DS18 ZXI-44

300W Peak (100W RMS) 4" ZXI Series 2-way 4-ohm Coaxial Car Speakers

Description


MTX brand icon

Authorized dealer

MTX Audio THUNDER51

360W Peak (180W RMS) 5.25" Thunder Series 2-way 4-ohm Component Speakers System
Quantity: 2

Product Details:

  • 5-1/4" 2-way Component System Car Speakers
  • Power Handling:
    • Peak: 360 watts per set / 180 watts each side
    • RMS: 180 watts per set / 90 watts each side
  • Polypropylene cone material
  • Rubber speaker surround
  • 1" Silk Soft Dome tweeters
  • 1" voice coil
  • Crossover with 2-position tweeter adjustment of 0dB to -3dB
  • Top-mount Depth: 2.24"
  • Cutout Dimensions: 4.65"
  • Impedance: 4 ohm
  • Frequency Response: 51 - 20,000 Hz
  • Sensitivity: 90 dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Per Complete Component System: 2 midwoofers, 2 tweeters and 2 crossover networks.


Best selling similar products

MBQBRO-STG6-OEM-1 small

MB Quart MBQBRO-STG6-OEM-1

• Six Speaker Audio Upgrade System
• Includes 6.5" component front speakers, 6.5" coaxial rear speakers, pair of 2-channel amplifier
• Direct fit for a hassle-free installation, fitting perfectly into the select 2021-2024 Bronco
• Designed for OEM Base model audio systems or aftermarket source units
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

$1444.99

List price $1899.99

MBQBRO-STG6A-1 small

MB Quart MBQBRO-STG6A-1

• Six Speaker Audio Upgrade System
• Includes 6.5" component front speakers, 6.5" coaxial rear speakers, pair of 2-channel amplifier
• Includes PAC module for OEM B&O audio systems
• Direct fit for a hassle-free installation, fitting perfectly into the select 2021-2024 Bronco
• Designed for OEM B&O audio systems
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

$1869.99

List price $2399.99

2X43DSC_VADM4_XK84_SK small

2 Pairs Kicker 6.5" Speakers (DSC650) + NVX VADM4 v2 w/ Free Amp Install Kit

  • Kicker DSC650 480W Peak 6.5-Inch DS Series 2-Way 4-Ohm Coaxial Car Speakers
  • NVX VADM4 v2 500W RMS V-Series Micro Full-Range Class D 4-Channel Amplifier
  • Full Spec 8 Gauge 100% OFC Complete 4-Channel Amplifier Wiring Kit with RCA
  • Sonic Electronix Premium Polyurethane Foam Can Insulator Sleeve Koozie
  • Complete setup includes Coaxial Speakers, 4-Channel Amplifier, Wiring Kit, and Koozie

(109)

$380.00

List price $547.94

JP-PPKT-5 small

Metra JP-PPKT-5

• Includes four 6.5" speakers, four 1" tweeters, one loaded single 12" vented enclosure, two amplifiers, and various Metra harnesses and mounting hardware
• Direct fit for a hassle-free installation, fitting perfectly into (non-amplified models) for seamless integration
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

$2249.99

List price $2499.99

PSS-24WRA small

Alpine PSS-24WRA

• Includes two front speakers, two rear soundbar speakers, one amplified subwoofer, one 4-channel amplifier, mounting brackets and wiring harnesses
• Direct fit for a hassle-free installation, fitting perfectly into the select 2019-2023 Wrangler and Gladiator for seamless integration
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

$2399.95

List price $2880.00

STAGE3637FAM_2 small

JBL Stage3 637F (Stage 3 637F) (2-Pairs, 4-Total)

• 135 watts Max Each, 45 watts RMS Each
• Dome Tweeters
• Plus One™ polypropylene woofer cones
• Impedance: 3 ohm
• Sensitivity: 92 dB @2.83V
• Mounting Depth: 1.91"

(3)

$179.90

List price $219.90

17-24-FORD-FSERIES-KZKSPKG small

Kicker CS Series Complete Factory Speaker Replacement Kit with Koozie

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Harnesses, Adapters, And Koozie

(305)

$249.06

List price $419.91

XRM59BT, CSDF620X2 small

Dual XRM59BT Stereo + (2-Pairs) of JVC CSDF620

• Mechless AM/FM receiver with Bluetooth Connectivity
• Front 3.5mm aux input
• Front panel USB 1A charging port
• 2-band EQ & 4 preset EQ
• 1 pair of 2V RCA preamp outputs

(32)

$88.25

List price $177.99

STAGE3427FAM_2 small

JBL Stage3 427F (Stage 3 427F) (2-Pairs, 4-Total)

• 150 watts Peak Each, 30 watts RMS Each
• 3/4" Edge-driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

(3)

$139.90

List price $179.90

GT75C_2 small

JBL GT7-5C (2-Pairs, 4-Total)

• Peak Power: 135W
• RMS Power: 45W
• 1-3/16" PEI Edge Driven Dome Tweeter
• Mounting Depth: 2-5/16"
• Polypropylene Plus One™ Cone and Foam Surround

(3)

$239.90

List price $299.90

Specifications & Details


General Speaker Specifications
Series
Thunder Series
Priced Per
2 Pairs (4 Speakers)
Number of Speakers
4 Speakers + 4 Tweeters
Design
2-way Component System
Tweeter Design
Dome
Tweeter Size
1"
Tweeter Composition
Silk
Woofer Composition
Polypropylene
Woofer Surround
Rubber
Total PEAK Per Pair/Set
360 watts
Total RMS Per Pair/Set
180 watts
Impedance (Per Voice Coil)
4 ohm
Shallow Mount Installation
No
Marine Certified
No
Speaker Grilles
No
First Speaker Pair Specifications
Speaker Size
5-1/4"
Peak Power Handling
180 watts
RMS Power Handling
90 watts
Sensitivity
90 dB
Frequency Response
51 - 20000 Hz
Top-Mount Depth (Mounting Depth)
2.19"
Cutout Dimensions
4 11/16"
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

MTX

Model Number:

THUNDER51_2

Weight:

13.70lbs

Internal SKU:

thunder51_2

Internal Product ID:

203972

Customer Ratings & Reviews


MTX Audio THUNDER51 (2-Pairs, 4-Total) 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...

AWSOME SPEAKERS!!!!

The following review is for THUNDER51, which is a part of the bundle you are viewing.

WOW!!!!! TALKING ABOUT GREAT SOUND AND HITS!!!!! I GOT THESE ALONG WITH A PAIR OF MTX THUNDER 693, NO SUBS NEEDED, THEY SOUND GREAT!!!!!! I HAVE A ROCKFORD FOSGATE D400 PUSHING THEM, SIMPLY AWSOME!!!!!

By Theron on January 20, 2015

45 found this helpful



No picture

MTX Thunder1501D 1501D

$399.99

List price $599.99

CK8-2 small

Kicker 8 Gauge Amp Kit (CK8)

Complete 8 Gauge OFC CK-Series 2-Channel Amplifier Installation Wiring Kit

(4)

$49.95

List price $139.99

XNC230G small

Able Planet True Fidelity Extreme XNC230G

True Fidelity Extreme Series On-Ear Noise Cancelling Headphones with LINX Audio

(1)

$31.99

List price $149.99

T2500-1bdCP small

Rockford Fosgate Power T2500-1bdCP

2500W RMS Class BD Power Series Monoblock Car Amplifier

(31)

$1449.99

List price $1449.99

KAC-8104D small

Kenwood KAC-8104D

1000W Max, Class D Monoblock Amplifier

(122)

$125.00

List price $259.99

2.0k small

DC Audio 2.0k-OPEN BOX

2000W Competition Series Class D Monoblock Amplifier

$599.99

List price $780.00

TOYFB3 small

GROM Audio TOYFB3 Lexus Bluetooth Streaming Kit (GROM-BT3-TOYF)

Add Bluetooth Hands Free Calling and Music Streaming to Select 1999-2003 Lexus Factory Radios

(1)

$179.99

List price $179.99

70-1398 small

Metra 70-1398 Wiring Harness

Install a new car stereo in select 1982-1987 vehicles from Toyota

(3)

$7.99

List price $6.99

AVH-X2600BT small

Pioneer AVH-X2600BT

6.1" LCD Touchscreen Bluetooth Double-Din DVD Receiver w/ Pandora, iPod Controls and MixTrax

(50)

$249.99

List price $419.99

Related Searches


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

1994 Ford Ranger

2009 Audi R8

2015 Toyota Sienna

1993 Mazda Protege

2017 Porsche Cayenne

2003 Dodge Neon

2018 Ram 1500

2018 BMW 2 Series

2002 Jeep Liberty

1986 Audi Coupe

Vehicle
Store
Delete

2017 Harley Davidson FLTRX Road Glide

2012 Harley Davidson FLHTC Electra Glide Classic

Vehicle
Store
Delete

2021 Can-Am Defender DPS HD5

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.