Garage
Shop

See all parts that fit your 2024 Explorer

MTX Audio SledgeHammer SLH12X2U (Unloaded)

12" Bass Slammer Dual Unloaded Subwoofer Enclousure (Sledge Hammer Edition)

MTX
Shop all MTX
highlight-star-icon

12" Bass Slammer Dual Unloaded Subwoofer Enclousure • Sledge Hammer Edition • Front Slot Ports • 3/4" MDF Construction • High Gloss Black Vinyl Baffle • Compatible With 12" MTX 8500 And 9500 Subwoofers

Learn more about the slh12x2u

We apologize

This item has been discontinued

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
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

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

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

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

SXE-6926S main

Alpine SXE-6926S

280W Peak (90W RMS) 6x9” SXE Series 2-way 4-ohm Coaxial Speakers

13
-20.84%

$56.99

List price $71.99

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

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

R169X2 main

Rockford Fosgate Prime R169X2

260W Peak (130W RMS) 6x9" Prime Series 2 Way Coaxial 4-ohm Speakers

49
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

Description


MTX brand icon

Authorized dealer

Authorized MTX Dealer
  • 12" Bass Slammer Dual Unloaded Subwoofer Enclousure
  • Sledge Hammer Edition
  • 3/4" MDF Construction
  • Front slot ports
  • Recessed sides
  • High gloss black vinyl baffle
  • Compatibility: 12" MTX 8500 and 9500 subwoofers
  • Terminals: two push pin nickel plated 5 way terminals
  • Chamber Volume: 1.75 Cubic feet per chamber
  • Total Box Volume : 3.50 Cubic feet total
  • Dimensions (HxWxBDxTD): 16"H x 36"W x 19-5/8"BD x 17-1/8"TD
  • 1-year Manufacturer's warranty

Best selling similar products

1SV12B small

Single 12" Vented MDF Subwoofer Enclosure (Belva 1SV12B)

• Single 12" Vented MDF Enclosure
• Holds one 12" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Gold Terminals
• Internal Box Volume: 1.8 cubic ft.

(123)

$79.99

List price $95.99

Dual 12in P small

Tru Spec Dual 12in P (1460YX)

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.50 cubic feet
• Compatible for Sundown SA 12V2 subwoofers (Sold separately)

(6)

$234.99

List price $299.99

Single 12” small

Tru Spec Single 12" (1447TS)

• 12" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 1.75 cubic feet
• Compatible for Sundown SA12V2 subwoofers (Sold separately)

(9)

$174.99

List price $289.99

Specifications & Details


Box/Enclosure specifications
Subwoofer Size
12"
Subwoofer Cutout Shape
Round / Circle
Box Type
Ported
Number of Subwoofers
2
Box Style/Shape
Square/Rectangle
Total Box Volume
3.50 cubic feet
Wood Thickness
3/4"
Number of Terminals
2
Terminal Type
Spring posts
Box Exterior Color
Black
Box Finish
Vinyl
Port Details
Number of Ports
2
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

MTX

Model Number:

SLH12X2U

Weight:

110.00lbs

Internal SKU:

slh12x2u

Internal Product ID:

15654

Customer Ratings & Reviews


MTX Audio SledgeHammer SLH12X2U (Unloaded) 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


SAR-HD-RG-650 small

JL Audio SAR-HD-RG-650

5.25 to 6.5-inch Speaker Adaptor for Harley-Davidson

$54.99

List price $54.99

BE-KIAOPTG3-VSW104 small

NVX BE-KIAOPTG3-VSW102 BOOST Box

Custom Fit 500W RMS 10" Loaded BOOST Subwoofer Enclosure for 2011-2015 Kia Optima

(1)

$169.99

List price $312.99

HE-TL1 small

Heise HE-TL1

5W White Auxiliary LED Lighting Pod

$68.99

List price $76.99

X303-4 small

Kenwood eXcelon X303-4

600W Peak (300W RMS) Class D eXcelon Series 4 Channel Car Amplifier

(1)

$299.99

List price $400.00

Siberia V2 Frost Blue small

SteelSeries Siberia V2 USB - Frost Blue

Over-Ear Gaming Headset Stereo Headphones with USB Sound Card Built-In & Pull Out Microphone (51125)

(1)

$129.99

List price $119.95

PRO-1.5KP12.8 small

DS18 PRO-1.5KP12.8 (Sold Individually)

3000W Peak (1500W RMS) 12" PANCADÃO Series 8-ohm Mid-Bass Speaker

$479.95

List price $479.95

WS-ZX-MC-20 small

Wet Sounds WS-ZX-MC-20

3" Digital Media Marine Receiver with Bluetooth and 3-Zone Control (SiriusXM Ready)

$539.99

List price $539.99

DMX958-740LP small

Kenwood eXcelon DMX958XR with CMOS-740HDLP

6.8" Double DIN Digital Multimedia Shallow Chasis Stereo with Apple CarPlay and Android Auto + Kenwood 180° Backup Camera

(3)

$1050.00

List price $1500.00

HE-BC1402PK small

Heise HE-BC1402PK

70W Universal 3" Blackout LED Cube Light

$368.99

List price $409.99

Related Searches


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

2024 Ford Explorer

2022 MINI Cooper

2005 Acura RL

2010 Scion tC

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.