Upgrade your factory audio system with the Diamond Audio DMD42 DMD Series 4” 2-Way Coaxial Speaker, engineered for reliable performance and exceptional value. Designed as an ideal entry-level 4-inch car speaker upgrade, the DMD42 delivers improved clarity, balanced sound reproduction, and enhanced durability over standard OEM speakers.

Built through continuous research and development, the DMD Series incorporates chemically treated voice coils and a cross-flow basket frame design for superior thermal heat dissipation. This advanced cooling capability allows the DMD42 coaxial speakers to handle power more efficiently while maintaining consistent, distortion-free performance during extended listening sessions.

The DMD42 features a high-density NBR half-roll surround, promoting smooth cone movement and greater linear excursion for tighter midrange response and accurate sound reproduction. Combined with Klippel® DA optimized motor and suspension symmetry, these 4” 2-way coaxial speakers deliver crisp highs, clear vocals, and balanced musical detail across a wide frequency range.

Perfect for dash or rear speaker replacements, the DMD42 4-inch coaxial speakers provide an easy and affordable upgrade for cars, trucks, and compact vehicles. Their two-way design enhances overall sound staging and high-frequency performance compared to factory systems.

For drivers seeking dependable 4” car speakers with strong performance and budget-friendly pricing, the Diamond Audio DMD42 offers the perfect combination of value, reliability, and sound quality.

Specifications:

• 20mm PEI Dome Tweeter
  
• 30W RMS
  
• Mounting Diameter: 3.88" / 98.6mm
  
• Mounting Depth: 1.82" / 46mm

Shipping Policy

DBs Car Audio is proud to offer fast & free shipping on all items listed in our store!!

Shipping Methods and Transit Times

DBs Car Audio ships orders from our Kissimmee, Florida location. On occasion, orders will be fulfilled directly by the manufacturer or distributor in order to reduce the shipping time..

Order Tracking

Once an order has been shipped, we send our customers an email with the tracking number for the order. Click on the tracking link in the email to follow the location of the package on the carrier's website. If you did not receive a tracking number by email or need to confirm the tracking information, please contact call us at 1-800-927-9390

Signature Required

Due to the valuable contents of some shipments, DBs Car Audio will only require a signature upon delivery if the order is over $500. Such guidelines will not be overruled upon the customer's request. Please understand that this is a security measure taken by our Company to ensure the safe delivery of each package and guarantee excellent service. Many of our third-party shipping carriers and payment companies require signatures upon delivery to protect against fraud and theft. Customers may request a signature upon delivery by emailing us at dbscaraudiofl@gmail.com.

Shipping Policy Disclaimer

Delivery estimates do not apply to items shipped directly from the manufacturer, nor out-of-stock items. Some items that ship from the manufacturer can only be delivered to addresses within the 48 continental states.

Standard delivery time for domestic customers will average from 2-4 business days, but can take longer in some cases. Saturday, Sunday and national holidays are not considered business days for delivery purposes.

Our Shipping Guarantee applies only to shipments delayed due to our service failure. We will not guarantee shipments that are delayed due to an act of god (ex: weather), a catastrophic event, or failure by our delivery partners. Our guarantee is also voided if incorrect billing or shipping information is given and results in your order being delayed to its destination. Our guarantee is also void if no one is available to sign for shipment when delivery attempt is made if a signature is required.