Garage
Shop

Your Vehicle


Checkmark Icon
Fits select locations in your 2006 RX-8
Add vehicle details to confirm exact location or Update vehicle.

Update vehicle | Remove vehicle | Vehicle store

Shop by Category


Products in these categories contain items that carry a guarantee to fit your Mazda RX-8 (change vehicle)

Top sellers

Loading...
Filters
filter-icon Filters & Sort
Limited time!

Kicker CSC693 (46CSC6934)

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

46CSC6934 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

• 450 watts Peak Each, 150 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
40
List price $159.99
Save $48.03
-30% $111.96 /pair

In stock

Used from: $97.99 Like New from: $118.99

Kicker 51KST2504

450W Peak (150W RMS) 1" KS Series 4-ohm Car Tweeters

51KST2504 big
Go to item page Right Arrow Icon of Right Arrow

450W Peak (150W RMS) 1" KS Series 4-ohm Car Tweeters

• 1" KS Series Tweeters
• 225 watts Peak Each
• 75 watts RMS Each
• 4 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $12.00 in rewards to spend later

install icon

Install kits available for most vehicles

additional information required
Fits select locations in your RX-8.
Add vehicle details to confirm exact location.
1
List price $139.99
-14% $119.99 /pair

In stock

• 1" KS Series Tweeters
• 225 watts Peak Each
• 75 watts RMS Each
• 4 ohm Impedance

Kicker DSC6930 (43DSC69304)

720W Peak (180W RMS) 6x9” DS Series 3-way 4-ohm Coaxial Car Speakers with Integrated Midrange

43DSC69304 big
Go to item page Right Arrow Icon of Right Arrow

720W Peak (180W RMS) 6x9” DS Series 3-way 4-ohm Coaxial Car Speakers with Integrated Midrange

• 360 watts Peak Each, 90 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
33
List price $139.99
-14% $119.99 /pair

In stock

Limited time!

Kicker KSC69 (51KSC6904) (Like New (Open Box))

600W Peak (300W RMS) 6x9" KS Series 2 Way Coaxial 4-ohm Shallow Mount Speakers

51KSC6904 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (300W RMS) 6x9" KS Series 2 Way Coaxial 4-ohm Shallow Mount Speakers

• 300 watts Peak Each, 150 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

10% Off Open Box!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $179.99
-24% $135.99 /pair
$122.39 with coupon | Price details

In stock

Only 1 Left!

• 300 watts Peak Each, 150 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Limited time!

Kicker KSS269 (51KSS269)

400W Peak (200W RMS) 6x9" KS-Series 2 Way Component 4-ohm Speaker System

51KSS269 big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 6x9" KS-Series 2 Way Component 4-ohm Speaker System

• 200 watts Peak Each, 100 watts RMS Each
• 2-3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $27.00 in rewards to spend later

install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $299.99
-10% $269.99 /set

In stock

Limited time!

Kicker KSC693 (51KSC69304)

600W Peak (300W RMS) 6x9" KS Series 3 Way Coaxial 4-ohm Shallow-Mount Speakers

51KSC69304 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (300W RMS) 6x9" KS Series 3 Way Coaxial 4-ohm Shallow-Mount Speakers

• 300 watts Peak Each, 150 watts RMS Each
• 3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
2
List price $209.99
-10% $189.99 /pair

In stock

Limited time!

Kicker CST204 (46CST204) (Open Box, Great)

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

CST20 big
Go to item page Right Arrow Icon of Right Arrow

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

• 3/4" CS Series Dome Tweeters
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

10% Off Open Box!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for most vehicles

additional information required
Fits select locations in your RX-8.
Add vehicle details to confirm exact location.
List price $79.99
-39% $48.99 /pair
$44.09 with coupon | Price details

In stock

Only 1 Left!

• 3/4" CS Series Dome Tweeters
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

Limited time!

Kicker CSC693 (46CSC6934) (Like New (Open Box))

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

46CSC6934 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

• 450 watts Peak Each, 150 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

10% Off Open Box!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $159.99
-26% $118.99 /pair
$107.09 with coupon | Price details

In stock

Limited time!

Kicker CSS69 (46CSS694) (Like New (Open Box))

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

46CSS694 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

• 450 watts Peak Each, 150 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

10% Off Open Box!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $219.99
-23% $169.99 /set
$152.99 with coupon | Price details

In stock

Only 1 Left!

• 450 watts Peak Each, 150 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Limited time!

Kicker CSS69 (46CSS694) (Open Box, Great)

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

46CSS694 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

• 450 watts Peak Each, 150 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

10% Off Open Box!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $219.99
-36% $139.99 /set
$125.99 with coupon | Price details

In stock

Only 3 Left!

• 450 watts Peak Each, 150 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Limited time!

Kicker KSS69 (51KSS6904)

300W RMS 6x9" KS Series 2-Way 4-ohm Component Speaker System

51KSS6904 big
Go to item page Right Arrow Icon of Right Arrow

300W RMS 6x9" KS Series 2-Way 4-ohm Component Speaker System

• 150 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $25.00 in rewards to spend later

install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
2
List price $279.99
-11% $249.99 /set

In stock

Limited time!

Kicker CSS69 (46CSS694)

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

46CSS694 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

• 450 watts Peak Each, 150 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $16.00 in rewards to spend later

install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $219.99
Save $60.03
-27% $159.96 /set

In stock

Used from: $139.99 Like New from: $169.99
Limited time!

Kicker KSS369 (51KSS369)

400W Peak (200W RMS) 6x9" KS Series 3-Way 4-ohm Component Speaker System

51KSS369 big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 6x9" KS Series 3-Way 4-ohm Component Speaker System

• 200 watts Peak Each, 100 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $40.00 in rewards to spend later

install icon

Save $10 on install kits for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $429.99
-7% $399.99 /set

In stock

Limited time!

Kicker CSC693 (46CSC6934) (Open Box, Great)

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

46CSC6934 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

• 450 watts Peak Each, 150 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

10% Off Open Box!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for this speaker

found car based on your search
Fits the following location in your RX-8
  • Rear Deck Corner
List price $159.99
-39% $97.99 /pair
$88.19 with coupon | Price details

In stock

• 450 watts Peak Each, 150 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

(4) Kicker 43DSC69304 DSC6930 6x9 3-Way Car Speakers

2 Pairs (4 Total) 720W Peak (180W RMS) 6x9" 3-Way DS Series Coaxial Car Speakers Package

43DSC69304 2 Pack big
Go to item page Right Arrow Icon of Right Arrow

2 Pairs (4 Total) 720W Peak (180W RMS) 6x9" 3-Way DS Series Coaxial Car Speakers Package

• 360 Watts Max Each, 90 Watts RMS Each
• Rigid polypropylene cone material
• UV-treated foam speaker surround
• 4 Ohm Impedance
• Sensitivity: 92dB
• Mounting Depth: 3.25"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your RX-8
33
List price $279.98
-14% $239.98

In stock

• 360 Watts Max Each, 90 Watts RMS Each
• Rigid polypropylene cone material
• UV-treated foam speaker surround
• 4 Ohm Impedance
• Sensitivity: 92dB
• Mounting Depth: 3.25"

Limited time!

Kicker CST204 (46CST204)

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

CST20 big
Go to item page Right Arrow Icon of Right Arrow

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

• 3/4" CS Series Dome Tweeters
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for most vehicles

additional information required
Fits select locations in your RX-8.
Add vehicle details to confirm exact location.
3
List price $79.99
Save 30%
-30% $55.96 /pair

In stock

Used from: $48.99
Limited time!

Kicker KM65 (45KM654)

380W Peak (130W RMS) 6.5" KM Series 2 Way Coaxial 4-ohm Marine Speakers with Grilles

KM65 big
Go to item page Right Arrow Icon of Right Arrow

380W Peak (130W RMS) 6.5" KM Series 2 Way Coaxial 4-ohm Marine Speakers with Grilles

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Includes 2 charcoal and 2 white grilles
• Injection Molded Polypropylene material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2-7/8"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
2
List price $219.99
Save $60.03
-27% $159.96 /pair

In stock

Used from: $139.99 Like New from: $169.99

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Includes 2 charcoal and 2 white grilles
• Injection Molded Polypropylene material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2-7/8"

Kicker 49ST3TRK (ST3TW)

1" Bullet Tweeter Recone Kit for Kicker ST 1" Bullet Tweeter

49ST3TRK big
Go to item page Right Arrow Icon of Right Arrow

1" Bullet Tweeter Recone Kit for Kicker ST 1" Bullet Tweeter

• Aluminum diaphragm recone kit
• Designed for Kicker ST3TW bullet tweeter
• Field replaceable - no glue required.

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $29.99
-33% $19.99

In stock

Only 2 Left!

• Aluminum diaphragm recone kit
• Designed for Kicker ST3TW bullet tweeter
• Field replaceable - no glue required.

Limited time!

Kicker 51KM604WL

300W Peak (150W RMS) 6.5" KM Series 2 Way Coaxial 4-ohm Marine Speakers with LED

51KM604WL big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 6.5" KM Series 2 Way Coaxial 4-ohm Marine Speakers with LED

• 150 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Dome tweeter
• UV-Treated Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2-1/2"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $9.60 in rewards to spend later

List price $139.99
Save $44.03
-31% $95.96 /pair

In stock

• 150 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Dome tweeter
• UV-Treated Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2-1/2"

Limited time!

Kicker KM65L (45KM654L)

390W Peak (130W RMS) 6.5" KM Series 2 Way Coaxial 4-ohm Marine Speakers with RGB LED and Grilles

KM65L big
Go to item page Right Arrow Icon of Right Arrow

390W Peak (130W RMS) 6.5" KM Series 2 Way Coaxial 4-ohm Marine Speakers with RGB LED and Grilles

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Includes 2 charcoal and 2 white grilles
• Injection Molded Polypropylene with UV Protection cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2-3/8"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $18.40 in rewards to spend later

2
List price $249.99
Save $66.03
-26% $183.96 /pair

In stock

Used from: $180.68

Items per page: 20

    Clear all
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2006 Mazda RX-8

    1982 BMW 320i

    1995 Isuzu Spacecab

    2001 Audi S4

    1998 Kia Sephia

    2008 Lexus LS600hL

    2020 Kia Soul

    1969 Mercury Comet

    2009 BMW M3

    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 category 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.