Save on HDTVs, laptops, tablets and more.

Shop the sale ›

Ends Monday.

Pioneer - Champion Series 12" Dual-Voice-Coil 8-Ohm Subwoofer - Black

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

  • Free Shipping

Item Added. View List

Add to List

    No lists found. Create one today.
    Add Item

      Product Availability

      Special Offer

      Cardholder Offers

      What's Included

      • Pioneer Champion Series 12" Dual-Voice-Coil 8-Ohm Subwoofer
      • Owner's manual
      Upgrade your vehicle's audio system with this Pioneer Champion Series TSW310D4 subwoofer that features a 12" IMPP composite cone for deep, powerful bass. The 4-layer copper voice coils with aluminum formers help dissipate heat for cool performance.

      Product Features

      Geek Squad® installation

      is strongly recommended for this product. Please visit your local Best Buy store for details.

      Handles up to 1400W maximum power (400W RMS)

      For rich sound.

      20-250Hz frequency response

      Enables a wide range of accurate sound production.

      95dB sensitivity

      Picks up the highs and lows for a dynamic listening experience.

      6" mounting depth; 11-1/8" cutout dimensions

      For a proper fit.

      12" seamless IMPP composite woofer cone

      Delivers accurate, high-quality bass and offers the durability needed to withstand high sound-pressure levels. Dual-layer elastic polymer surround helps ensure optimal response at high volumes.

      8 ohms impedance

      Conducts power to keep speakers working at optimal levels. Supports use at 2 or 8 ohms to accommodate a wide range of amplifiers (not included).

      4-layer copper voice coils

      With aluminum formers dissipate heat for effective cooling.

      Extra-tough suspension

      Enhances durability and high input power levels.

      Air vent

      Smoothly channels air to offer efficient ventilation and clear sound.

      Supports sealed box or free-air installation

      To suit your needs.

      Product Q&A

      Be the first to ask a question.

      Ask the community, fellow shoppers and Best Buy staff. Share your answers.

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