Garage
Shop

See all parts that fit your 2022 Gladiator

MB Quart RWM304 Open Box Complete

350W 12" Reference Series Dual 4 Ohm Subwoofer

MB Quart
Shop all MB Quart
highlight-star-icon

• Open Box Complete
• 700W Peak
• 350W RMS
• Thermal Formed Polypropylene Cone
• Heavy Duty Textured Powder Coat Finish
• Spring Loaded Terminals
• 2" High Temperature Aluminum Voice Coil

Learn more about the ls-rwm304-obc6

We apologize

This item has been discontinued

Description


MB Quart brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

  • A part that is fully functional but shows no sign of use outside of installation.

General Features:

  • 12" Dual 4 Ohm Reference Series Subwoofer
  • Power Handling:
    • Peak: 700 watts
    • RMS: 350 watts
  • Impedance: 4 ohm
  • Injection molded polypropylene cone
  • UV Resistant butyl rubber surround
  • Heavy duty textured powder coat finish
  • Deep drawn heavy gauge stamped steel basket
  • Dual mirror image treated spiders
  • Spring loaded terminals
  • Low profile subwoofer design
  • 2" High temp aluminum voice coil
  • Red nomex spider
  • Anti-resonant magnet cover
  • Top-mount depth: 5-9/16"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Subwoofer Wiring Guide


Wiring Guide to Wire 1 MB Quart RWM304 Open Box Complete Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 MB Quart RWM304 Open Box Complete Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 MB Quart RWM304 Open Box Complete Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 MB Quart RWM304 Open Box Complete Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
Reference Series
Subwoofer Size
12"
Peak Power Handling
700 watts
RMS Power Handling
350 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Voice Coil Diameter
2"
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Injection Molded Polypropylene
Woofer Surround
Butyl Rubber
Magnet Structure
Single Stacked
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Optimum Sealed Box Volume
1.15 cubic feet
Minimum Ported Box Volume
1.50 cubic feet
Optimum Ported Box Volume
2.25 cubic feet
Top-Mount Depth (Mounting Depth)
5-9/16"
Cutout Diameter
12-7/16"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
29.53 Hz
Equivalent Compliance (Vas)
63.35 liters
Total Speaker Q Value (Qts)
0.68
Electrical Q Value (Qes)
0.892
Electrical Resistance of Voice Coil (Re)
3.62 ohm
Mechanical Q Value (Qms)
2.858
Warranty and Return Policy
Parts Warranty Duration
90 days
Labor Warranty Duration
90 days
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

RWM304 Open Box Complete-2

Weight:

10.40lbs

Internal SKU:

ls-rwm304-obc6

Internal Product ID:

132097

Customer Ratings & Reviews


MB Quart RWM304 Open Box Complete 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


No picture

JL Audio 10W6v2-D4 Open Box

Dual 4 ohms 10" W6v2 Subwoofer 10W6v2 10W6 v2

$235.00

List price $449.99

SWR-1042D small

Alpine SWR-1042D

10" Dual 4 ohm Type-R Series Car Subwoofer

(98)

$116.80

List price $199.99

Related Searches


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

2022 Jeep Gladiator

1982 BMW 733i

2006 MINI Cooper

2019 MINI Cooper

2010 Lincoln MKS

1994 Mazda MPV

2011 Dodge Durango

1985 Dodge Charger

2014 Tesla Model S

2020 Tesla Model S

Vehicle
Store
Delete

1994 Honda VFR750F Interceptor

2019 Honda Monkey

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.