Garage
Shop

See all parts that fit your 2006 Pilot

RE Audio SX18 R/B (SX18D2)

Refurbished 18" Dual 2 ohm SX Series Subwoofer

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

18" SX Series Car Subwoofer • 1000 Watts RMS • Dual 2 ohm • Rubatek Foam Surround • Dual Composite 2-Piece Cone • Tork-Tite Terminals • Progressive Spiders • Triple Stacked Magnets

Learn more about the LS-sx18d2-RB

We apologize

This item has been discontinued

Product Highlights


18" SX Series Car Subwoofer • 1000 Watts RMS • Dual 2 ohm • Rubatek Foam Surround • Dual Composite 2-Piece Cone • Tork-Tite Terminals • Progressive Spiders • Triple Stacked Magnets

Description


RE Audio brand icon

Authorized dealer

Item Condition - Refurbished:

A manufacturer refurbished product will function like new with all parts inspected or replaced as necessary. There may be slight cosmetic issues such as scratches or similar. See the description for additional details.

RE Audio SX Subwoofers

RE Audio raises the bar for high output with the SX line of their competition grade, high excursion subwoofers. With an impressive power handling rating of 1000 Watts RMS – this subwoofer shows you it’s meant for those serious about quality bass.

Every single component of this subwoofer has been crafted with precision in mind to obtain full, impactful bass. From its 3” eight layer aluminum flat voice coil, to its triple stacked magnets this high powered subwoofer will output with fine clarity.

The entire SX line of subwoofers can handle an impressive 1000 watts of RMS continuous power, no matter the size! With its large Rubatek Foam surround and FEA optimized motor structure; this woofer can handle large amounts of power, while maintaining durability. The RE Audio SX Subwoofers series is certainly one subwoofer manufactured with hi-fidelity audio in mind.

Subwoofer Features:
  • 18" Dual 2 ohm SX Series Car Subwoofer
  • Item Condition: Factory Refurbished
  • Power Handling:
    • RMS: 1000 watts
  • Impedance: Dual 2 ohm
  • Dual composite 2-piece cone
  • Rubatek foam surround
  • FEA Optimized motor structure
  • Progressive spiders
  • Wrap around rubber gasket
  • Tork-Tite terminals
  • 3" 8-Layer voice coil
  • Cast aluminum basket
  • Triple stacked magnets
  • Designed specifically for ported/vented enclosures
  • Also available in a Dual 4 ohm: RE Audio SX18D4
  • Proudly made in the USA
  • Also found as: sx 18, sx18, sx 18d2, sx-18, sx-18d2
  • Authorized Internet Dealer
  • 90-Day Manufacturer's warranty
SX 18" T/S Parameters:
  • Electrical Q Value (Qes): 0.53
  • Mechanical Q Value (Qms): 6.1
  • Total Speaker Q Value (Qts): 0.48
  • Free Air Resonance (Fs): 33.2 Hz
  • Equivalent Compliance (Vas): 159 liters
  • One-Way, Linear Excursion (Xmax): 22 mm
  • Efficiency (SPL 1W/1m): 92.7 dB SPL
  • Effective Piston Area (Sd): 1210 cm2
  • DC Resistance (Re): 1.9 ohm
  • Nominal Impedance (Znom): Dual 2 ohm
  • Thermal Power Handling (Pe): 1000 W
  • Force Factor (Bl): 21

For more information on the Thiele and Small Parameters, visit our T/S Parameters Article

Subwoofer Wiring Guide


Wiring Guide to Wire 1 RE Audio SX18 R/B (SX18D2) Subwoofer

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Wiring Guide to Wire 2 RE Audio SX18 R/B (SX18D2) Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 RE Audio SX18 R/B (SX18D2) Subwoofers

Mono Amp

Mono Amp - Option 1

4 Channel Amp

Wiring Guide to Wire 4 RE Audio SX18 R/B (SX18D2) Subwoofers

2 Channel Amp

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
SX Series
Subwoofer Size
18"
RMS Power Handling
1000 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
2 ohm
Xmax (millimeters)
22 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Dual Composite 2-Piece Cone
Woofer Surround
Rubatek Foam
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Minimum Ported Box Volume
5.5 cubic feet
Maximum Ported Box Volume
8.0 cubic feet
Top-Mount Depth (Mounting Depth)
9-1/2"
Cutout Diameter
16-3/4"
Shallow Mount Installation
No
Warranty and Return Policy
Parts Warranty Duration
90 days
Labor Warranty Duration
90 days
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

SX18D2-RB

Weight:

41.65lbs

Internal SKU:

LS-sx18d2-RB

Internal Product ID:

39906

Product and How-to Videos


  • RE Audio New Product Line Overview | CES 2015
  • Car Subwoofer Size Buying Guide | What Size of Sub Should I Get?

Customer Ratings & Reviews


RE Audio SX18 R/B (SX18D2) 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...

Great deal!!!!!!!!

This sub will take your breath away. Deep mean lows with great sq!

By DC on March 16, 2012

2 found this helpful




GS-GUITAR-AXE small

Cort GS-GUITAR-AXE

Gene Simmons AXE Guitar with Bag (Black)

$400.00

List price $650.00

PRO-C1000 small

Whistler PRO-C1000

4 Gauge Inverter Cable for PRO-1200W and PRO-1600W

$26.99

List price $39.95

APC-6503 small

Audiopipe APC-6503

120W 6.5" 3-Way APC Series Coaxial Speakers

$39.95

List price $79.95

APC-6503 small

Audiopipe APC-6503-OPEN BOX

120W 6.5" 3-Way APC Series Coaxial Speakers

$44.95

List price $79.95

No picture

RE Audio XXX18D2 R/B

18" Dual 2 ohm XXX Series Car Subwoofer (re-coned at RE Audio's factory)

(1)

$699.95

List price $2248.99

5032cf small

Infinity Reference 5032cf

5-1/4" 2-way Reference Series Car Speakers

(14)

$84.95

List price $139.95

Related Searches


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

2006 Honda Pilot

2004 Nissan Maxima

1990 BMW 325is

2006 Dodge Durango

2012 Hyundai Genesis

1992 Suzuki Samurai

2022 Mercedes-Benz E-Class

2023 Mazda MX-30 EV

2022 Ford Transit-250

2017 Mazda 6

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.