Garage
Shop

See all parts that fit your 2024 A5

Focal 46KX4

18" Quad 1 Ohm K2 Power Subwoofer

Focal
Shop all Focal
Product videos
highlight-star-icon

16" K2 Power Series Subwoofer • 1000 Watts Max • 500 Watts RMS • Quad 1 Ohm • K2 Composite Sandwich Cone Woofer • Butyl Rubber Surround • Multi-Stacked Ferrite Magnet • 4 Layer Voice Coil

Learn more about the 46kx4

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

254
-33.36%

$79.96

List price $119.99

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

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

214
-9.16%

$109.00

List price $119.99

43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

72
-10.53%

$84.99

List price $94.99

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

NSP65 main

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

93
-35.19%

$69.99

List price $107.99

GX608C main

JBL GX608C (GX608CAM)

420W Peak (140W RMS) 6.5” GX Series 2 Way 2.3-ohm Component Speaker System

7
REF6532IXAM main

Infinity Reference REF6532IXAM

360W Peak (120W RMS) 6.5" Reference Series 2 Way Coaxial 3-ohm Speakers

22
-20.01%

$119.95

List price $149.95

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

Product Highlights


16" K2 Power Series Subwoofer • 1000 Watts Max • 500 Watts RMS • Quad 1 Ohm • K2 Composite Sandwich Cone Woofer • Butyl Rubber Surround • Multi-Stacked Ferrite Magnet • 4 Layer Voice Coil

Description


Focal brand icon

Authorized dealer

  • 18" K2 Power Series Subwoofer
  • Power Handling:
    • Peak: 2000 watts
    • RMS: 1000 watts
  • Impedance: Quad 1 Ohm
  • K2 Composite sandwich cone woofer
  • Butyl rubber surround
  • 4 Layer Voice coil
  • Multi-stacked ferrite magnet
  • Aluminum former
  • Total of 18 magnets (each 3" in diameter)
  • Frequency response: 25-1,000 Hz
  • Sensitivity: 92.5 dB
  • Mounting Depth: 8-1/8"
  • 1-year SonicElectronix.com warranty

Check the Product Specification Sheet for more information.


Best selling similar products

13W7AE-D1.5 small

JL Audio 13W7AE-D1.5


• RMS Power: 1500 watts
• Impedance: Dual 1.5 ohm
• Polypropylene Cone
• Polyester Foam Surround
• Mount depth: 10.50"
• Sensitivity: 86.3 dB

(59)

$1899.99

List price $1899.99

13W7 small

JL Audio 13W7-D1.5

• Sensitivity: 86.3 dB
• OverRoll™ Surround
• W-Cone
• Forced-Air-Cooled Aluminum Alloy Frame
• Radially Cross-Drilled Pole Piece
• Dual Ultra-Long Voice Coils
• Black Powder-Coating

(59)

$1899.99

List price $1899.99

TS9924-22 small

MTX TS9924-22

• Peak Power: 8000 watts
• RMS Power: 4000 watts
• Impedance: Dual 2 ohm
• Polypropylene Cone
• High Roll Foam Surround
• Mount depth: 24.00"
• Sensitivity: 92 dB

(3)

$9999.95

List price $12500.00

13TW5V24_2 small

JL Audio 13TW5v2-4 - Pair

• RMS Power: 600 watts
• Impedance: Single 4 ohm
• Mica Injected Polypropylene - MIPP Cone
• Santoprene Rubber Surround
• Mount depth: 2.625"
• Sensitivity: 85.63 dB

(5)

$1859.98

List price $1859.98

13W3v3-2 small

JL Audio 13W3v3-2

• Sensitivity: 87.63 dB
• Mounting depth: 7.63"
• Injection-molded, mineral-filled polypropylene cone
• Nitrile butadiene rubber surround
•Customization trim ring
• Floating Cone Attach Method
• DMA Optimized Motor

(6)

$519.99

List price $519.99

13TW5v2-4 small

JL Audio 13TW5v2-4

• RMS Power: 600 watts
• Impedance: Single 4 ohm
• Mica Injected Polypropylene - MIPP Cone
• Santoprene Rubber Surround
• Mount depth: 2.625"
• Sensitivity: 85.63 dB

(5)

$929.99

List price $929.99

T2S2-16 small

Rockford Fosgate Power T2 T2S2-16

• Peak Power: 5000 watts
• RMS Power: 2500 watts
• Impedance: Single 2 ohm
• Glass Fiber Cone
• Injection molded foam Surround
• Mount depth: 10.47"
• Sensitivity: 90 dB

$1299.99

List price $1299.99

T2S1-13 small

Rockford Fosgate Power T2 T2S1-13

• Peak Power: 4000 watts
• RMS Power: 2000 watts
• Impedance: Triple 1 ohm
• Glass Fiber Cone
• Injection molded foam Surround
• Mount depth: 9.7"
• Sensitivity: 90 dB

(3)

$1099.99

List price $1099.99

T3S2-19 small

Rockford Fosgate Power T3 T3S2-19

• Peak Power: 6000 watts
• RMS Power: 3000 watts
• Impedance: Single 2 ohm
• Glass Fiber Cone
• Injection molded foam Surround
• Mount depth: 15.62"
• Sensitivity: 90 dB

(1)

$2199.99

List price $2199.99

T2S2-13 small

Rockford Fosgate Power T2 T2S2-13

• Peak Power: 4000 watts
• RMS Power: 2000 watts
• Impedance: Single 2 ohm
• Glass Fiber Cone
• Injection molded foam Surround
• Mount depth: 9.7"
• Sensitivity: 87 dB

$1099.99

List price $1099.99

Specifications & Details


Subwoofer Specifications
Subwoofer Size
18"
Peak Power Handling
2000 watts
RMS Power Handling
1000 watts
Voice Coil(s)
Quad
Impedance (Per Voice Coil)
1 ohm
Frequency Response
25 - 1,000 Hz
Sensitivity
92.5 dB
Xmax (millimeters)
10 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Yellow
Woofer Composition
Aramid-Glass Fiber Foam
Woofer Surround
Butyl Rubber
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Ported Box Volume
2.82 cubic feet
Maximum Ported Box Volume
4.24 cubic feet
Top-Mount Depth (Mounting Depth)
8-1/8"
Cutout Diameter
16-7/8"
Shallow Mount Installation
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

46KX4

Weight:

30.00lbs

Internal SKU:

46kx4

Internal Product ID:

21541

Product and How-to Videos


Customer Ratings & Reviews


Focal 46KX4 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


ACM-1W small

Scosche ACM-1W

Marine Stereo Cover (WHITE ACM1W)

(3)

$32.99

List price $38.95

CS-AR680 small

JVC Arsenal CS-AR680

6" x 8" 2-way Speakers (also mounts in most 5" x 7" locations)

$79.99

List price $199.99

IC-M36 small

Icom IC-M36

Floating Handheld 6W Marine Radio with Clear Voice Audio and Submersible Compatible (M36 01)

$199.99

List price $320.00

PD-320 small

Power Acoustik PD-320

In-Dash 3.2" LCD Car Stereo Receiver w/ Front USB 2.0, A/V Input/Output, DVD Playback & SD Card Slot

$79.95

List price $129.99

HPA800.4 small

Hitron HPA800.4

800W Pro Series 4-Channel Amplifier with Remote Level Control

(5)

$79.99

List price $149.99

D4 S/R/C-6K-SB-RB small

Race Sport D4 S/R/C-6K-SB-RB

Pack of HID OEM Replacement Bulbs w/ 6,000K Color Temp and D4 S/C/R Vehicle Connector

(1)

$39.99

List price $99.99

FRGS804 small

Odyssey FRGS804

Glide Style 8-Space x 4-Space Combo DJ Rack Case with Recessed Hardware and Latches

$289.99

List price $399.99

CDJ19P small

Odyssey CDJ19P

Medium Duty Carpeted Pro DJ Turntable/Mixer Coffin with Fully Padded Turntable Wells

$219.99

List price $319.99

11KS25 small

Kicker 11KS25

KS25 - 25mm (1-inch) KS Series Titanium Dome Tweeters

(12)

$149.95

List price $169.95

Related Searches


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

1991 GMC P3500

2024 Audi A5

1969 Mercury Cougar

2009 Mazda RX-8

2016 MINI Countryman

1993 Volvo 850

2018 Lexus RC300

1979 Dodge Ramcharger

2007 Saturn Vue

2002 Nissan Maxima

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.