Kicker - CS Series 6" x 8" Component Speakers with Polypropylene Cones (Pair) - Black

Cruise to your favorite tunes with these Kicker CS Series 40CSS684 6" x 8" speakers, which feature polypropylene woofer cones and 3/4" titanium-dome tweeters to handle a range of sound frequencies. Phase plugs on the midrange drivers ensure clear audio.
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

On Sale
Save $20 (Reg. $149.99)
Cardholder Offers

Complete Your Purchase

Kicker - CS Series 6" x 8" Component Speakers with Polypropylene Cones (Pair) - Black - Larger Front
Item you are currently viewing
On Sale: $129.99
See details
Price for both items


What's Included

  • Kicker CS Series 6" x 8" Component Speakers with Polypropylene Cones (Pair)
  • Mounting hardware
  • Wires ties and connectors
  • Crossover
  • Owner's manual

Ratings & Reviews

Overall Customer Rating:
100% of customers would recommend this product to a friend (1 out of 1)

Product Features

Geek Squad® installation

your local Best Buy store

Handles up to 225W peak power (75W RMS)

For rich sound.

40Hz - 21kHz frequency response

Ensures accurate sound reproduction.

3/4" titanium-dome tweeter

Provides crisp, dynamic highs. Adjustable, 3-step attenuation at 0dB, -3dB and -6dB enables you to customize your audio.

6" x 8" polypropylene woofer cone

With a foam surround delivers a lush soundscape.

5" x 7-3/16" cutout dimensions; 1-11/16" bottom-mount depth

For a proper fit. Reduced-depth baskets allow versatile installation.

4 ohms impedance

Conducts power evenly to keep the speaker at an appropriate level.

EVC (Extended Voice Coils)

Along with a heavy-duty motor structure produce dynamic, high-quality sound.

Phase plugs on midrange drivers

Minimize distortion for crystal-clear audio.

12dB/octave, 2-way crossover

Centered at 4kHz directs frequencies to best-fit drivers for enhanced aural quality.

90dB sensitivity

Picks up the highs and lows for faithful sound reproduction.

Overall Customer Rating

(1 Review)

Product Features Mentioned In Customer Reviews


Looks like there aren't enough negative mentions yet.

Product images, including color, may differ from actual product appearance.