Garage
Shop
Account Icon
Account
Box Icon
Track
order
Telephone Icon
Call
Help Icon
Help
Door with Arrow Icon
Sign In
  1. Home
  2. Closeout
  3. Car Audio & Electronics Closeout
  4. Car Subwoofers Closeout
  5. 12" Car Subwoofers Closeout
  6. Alpine R2-W12D2

See all parts that fit your 2016 Encore

Alpine R2-W12D2 2nd Gen - New (Damaged Packaging, Product A+)

2250W Peak (750W RMS) 12" R-Series Dual 2-Ohm Car Subwoofer

6
Alpine
Shop all Alpine
Lowest price in 30 days
highlight-star-icon

• Peak Power: 2250 watts
• RMS Power: 750 watts
• Kevlar Reinforced Pulp Paper Cone
• High-Amplitude Multi-Roll (H.A.M.R) Surround
• Impedance: Dual 2 ohm
• Mount depth: 6-3/8"
• Sensitivity: 85 dB

Learn more about the r2w12d2_obc
Universal fit Icon

Universal – fits most vehicles.

Similar items | Update vehicle | Vehicle store
List price $540.00
Thanks , You Pay:
-40%

$323.95

 with warranty
Starting at $30/mo or 4 payments of $81 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.

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Quantity
In Stock
Open Box, Great
Open box icon Brand new $359.95
Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

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

Description

Alpine 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.

Product Details:

  • 12" Dual 2 ohm Type-R Series Series Subwoofer
  • Power Handling:
    • Peak: 2250 watts
    • RMS: 750 watts
  • Kevlar Reinforced Pulp Paper Cone
  • High-Amplitude Multi-Roll (H.A.M.R) Surround
  • Push-Type Speaker Terminals (Up To 8AWG Wire Size)
  • Oversized Dust Cap
  • 65.5 mm (2.6")" High Temperature Voice coil
  • 20 mm Xmax
  • 127 oz. Double Stacked Ferrite magnet motor structure
  • Frequency Response: 24 - 200 Hz
  • Resonance Frequency (Fs): 29 Hz
  • Sensitivity: 85 dB
  • Sealed box volume: .55 cubic feet - 1.0 cubic feet
  • Ported box volume: 1.0 cubic feet - 1.5 cubic feet
  • Top-mount depth: 6-3/8"
  • Cutout diameter: 10.88"
  • CTA-2031 Compliant: Yes
  • Authorized Internet Dealer
  • Protective subwoofer grille: Optional (Accessory required and sold separately)
  • 1-year Manufacturer's Warranty

    • Priced Individually

Subwoofer Wiring Guide

Wiring Guide to Wire 1 Alpine R2-W12D2 2nd Gen - New (Damaged Packaging, Product A+) Subwoofer

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine R2-W12D2 2nd Gen - New (Damaged Packaging, Product A+) Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine R2-W12D2 2nd Gen - New (Damaged Packaging, Product A+) Subwoofers

Mono Amp

Mono Amp - Option 1

4 Channel Amp

Wiring Guide to Wire 4 Alpine R2-W12D2 2nd Gen - New (Damaged Packaging, Product A+) Subwoofers

2 Channel Amp

4 Channel Amp

Specifications & Details

Subwoofer Specifications
Series
Type-R Series
Subwoofer Size
12"
Peak Power Handling
2250 watts
RMS Power Handling
750 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
2 ohm
Voice Coil Diameter
65.5 mm (2.6")"
Frequency Response
24 - 200 Hz
Sensitivity
85 dB
Xmax (millimeters)
20 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Dark Gray
Woofer Composition
Kevlar Reinforced Pulp Paper
Woofer Surround
High-Amplitude Multi-Roll (H.A.M.R)
Magnet Structure
Double Stacked
Magnet weight
127 oz.
Magnet Type
Ferrite
Subwoofer Grille
Optional (Accessory required and sold separately)
Re-Cone Kit Available
No
CTA-2031 Compliant
Yes
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
.55 cubic feet
Maximum Sealed Box Volume
1.0 cubic feet
Minimum Ported Box Volume
1.0 cubic feet
Maximum Ported Box Volume
1.5 cubic feet
Top-Mount Depth (Mounting Depth)
6-3/8"
Cutout Diameter
10.88"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
29 Hz
Equivalent Compliance (Vas)
36.9 liters
Total Speaker Q Value (Qts)
.41
Electrical Q Value (Qes)
.44
Electrical Resistance of Voice Coil (Re)
1.9 ohm
Mechanical Q Value (Qms)
6.32
What is in the box?
Paperwork
User manual
Warranty/Registration card
WITB: Subwoofers
Subwoofer
Mounting screw cover (detached)
See below for additional accessories
Other Accessory #1
12" R2-Series DVC Subwoofer with Cosmetic Trim Ring
Other Accessory #2
2 Jumper Wires for DVC Configuration,
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details

Manufacturer:

Alpine

Model Number:

R2-W12D2

Weight:

15.00lbs

Internal SKU:

r2w12d2_obc

Internal Product ID:

201283

Customer Ratings & Reviews

Alpine R2-W12D2 2nd Gen - New (Damaged Packaging, Product A+) thumbnail image
6
5 star
67%
4 star
33%
3 star
0%
2 star
0%
1 star
0%
Durability
4.6
Value
4.4
Features
4.4
Design
4.6
Usability
4.6

Customer Reviews

Sort by:
Loading...

The following review is for R2-W12D2, which is a part of the bundle you are viewing.
By Cole on February 25, 2023 Checkmark Icon Verified purchase

26 found this helpful

Report abuse

Amazing

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

Great power would buy again

By Caleb on May 30, 2024 Checkmark Icon Verified purchase

4 found this helpful

Report abuse

Perfect sub

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

Great mix of loud and sound quality.

By Frank on February 6, 2026 Checkmark Icon Verified purchase

Report abuse

Amazing Subwoofers

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

These R2 12s are amazing. Sonic Electronix is awesome as always, great products and great service.

By Adam on November 26, 2025 Checkmark Icon Verified purchase
2021 Chevrolet Silverado 1500

Report abuse

The following review is for R2-W12D2, which is a part of the bundle you are viewing.
By Derek on October 30, 2025 Checkmark Icon Verified purchase

Report abuse

The following review is for R2-W12D2, which is a part of the bundle you are viewing.
By Alfredo on April 15, 2025 Checkmark Icon Verified purchase

Report abuse
XWS1225 main

NVX 25 ft. of True Spec 12 Gauge Speaker Wire

100% OFC wire with EnvyFlex metallic jacket insulates and protects against damage from extreme conditions.

(56)

$29.99

List price $49.99

Add to cart
BBSW127 main

Belva 23 ft. of 12 Gauge Speaker Wire

Ultra-flexible PVC blended jacket for easy installation.

(43)

$6.99

List price $14.99

Add to cart
SDTK20 main

NVX SDTK20

20 Square Feet of Sound Damping Material

(123)

$49.99

List price $71.99

Add to cart
SDBP40 main

NVX SDBP40

40 Square Feet of Sound Dampening Material

(131)

$104.99

List price $119.99

Add to cart
RKXTK main

Stinger RKXTK

Stinger's Roadkill sound dampening series is sure to kill unwanted road noise and rattles! Enough sound dampening for your whole trunk!

(9)

$155.99

List price $339.00

Add to cart
RKX36B main

Stinger RKX36B

Stinger's Roadkill sound dampening series is sure to kill unwanted road noise and rattles! Enough sound dampening for the whole car!

(54)

$210.99

List price $519.00

Add to cart
19405 main

Dynamat Trunk Kit

Did you know sound dampening will reduce those annoying rattles and even increase your SPL?

(47)

$156.95

List price $187.44

Add to cart
SDRLR1 main

NVX SDRLR1 Sound Damping Rubber Roller

Universal Professional Heavy Duty Roller for Sound Damping

(125)

$10.99

List price $13.99

Add to cart
SDRLR2 main

NVX SDRLR2 Sound Damping Rubber Roller

Universal Professional Heavy Duty Roller for Sound Damping

(19)

$11.99

List price $14.99

Add to cart
BAMMD3 main

Belva BAMMD3

Nine Function Digital Multimeter

(7)

$9.99

List price $29.99

Add to cart
XP750 main

XS Power XP750

12-Volt Deep Cycle AGM Battery Power Cell with 750-Max Amps

(8)

$119.99

List price $199.99

Add to cart
D3400 main

XS Power D3400

12-Volt Deep Cycle Sealed Non-Spillable Lead Acid AGM Battery Power Cell with 3300 Max Amps (BCI Group 34)

(87)

$419.99

List price $429.99

Add to cart
INSTGL8 small

Metra INSTGL8

8 oz. Insta-Cure+ Gap Filling Medium Cyanoacrylate (CA) Glue

(4)

$72.99

List price $81.99

DHDRG24 small

Diamond Audio DHDRG24

Metal Mesh Fairing Speaker Grilles for select 2024-2025 vehicles from Harley Davidson

$39.99

List price $47.99

XS-MP1621 small

Sony XS-MP1621

320W Peak (90W RMS) 6.5" 2 Way Coaxial 4-ohm Marine Speakers with White Grilles

(8)

$148.00

List price $219.95

VIMPR-90P small

Crux VIMPR-90P

Video In-Motion Activation for select 2017-2018 vehicles from Porsche with PCM4/PCM4.1 Navigation Radio

$255.15

List price $396.90

IBCPLR1 small

Install Bay IBCPLR1

0 AWG to 4 AWG Nickel Plated Gauge Reducer

(4)

$10.99

List price $12.99

STXJLPOD small

Stinger STXJLPOD

Empty 6.5" Speaker Pods and Tweeter Mounting Adapters for select 2018-2022 Wrangler (JL) and Gladiator and Wrangler

$120.00

List price $129.00

TH650.1D small

MTX TH650.1D

Monoblock TH Series Class D Car Amplifier

(1)

$239.95

List price $449.95

MRX-V60 small

Alpine MRX-V60

600W RMS, 5-Channel Class D X-Power Series Car Amplifier

(4)

$229.99

List price $400.00

TC8001 small

MTX Audio TC8001

2400W Max, Class D MonoBlock Amplifier

$299.99

List price $699.99

Related Searches

› Alpine › Alpine R2-W12D2 Reviews › Alpine 12" Car Subwoofers › 12" Car Subwoofers under $400
Save up to 10 different vehicles in your garage
Vehicle
Store Delete

1997 Lexus LS400

2016 Buick Encore

2021 Ford Edge

2018 Ford Expedition

2022 Buick Encore

2024 Dodge Durango

2003 Ford Escape

2009 Ford Focus

2016 Lexus ES300h

1995 Mazda MPV

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

Cancel

This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue

Cancel

Shop your 2016 Encore
Why Use a Vehicle Fit Guide?
Change vehicle | Shop without vehicle
Whoa! Slow down. Add your details below!
additional information required
Add vehicle details to confirm fitment
Ignore fitment details
Find stereos and more that work -- fast.

Additional information:

Remove

Can't find your vehicle? Click here and we'll help.

Where to find vehicle info

Go to Fitment

Didn't find your car?

Submit your details and we'll help!
Please enter the letters as they are shown in the image above. Letters are not case-sensitive.
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
Back

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.

Back
Track your order
Call our experts
Support Center
Return & Exchanges
Follow on Instagram Instagram logo
Subscribe on YouTube YouTube logo