10 Best 6 3/4 Speakers of December 2025

• KICKER KS-Series Speakers let you play at concert-like volume, yet maintain the smoothness and subtlety to please even the most selective ear.
• The high-performance woofers utilize internally dampened polypropylene cones and tough rubber surrounds for outstanding midrange detail and pounding bass!
• Completely redesigned with new cones, voice coils and crossovers, KS-Series Coaxial Speakers are a serious upgrade from your factory sound.
• Featuring zero (or minimal) tweeter protrusion, you get a perfect fit in almost every vehicle on the road today, without modifications.

KICKER

• Product Dimensions: 20 x 8 x 8 inches, Domestic Shipping: item can be shipped within U.S., Brand: Rockford Fosgate
• Item weight: 9.7 pounds, international Shipping: This item can be shipped to select count, MPN: 45790
• Shipping weight: 10 pounds, item model number: 45790

Rockford Fosgate

• Fits nearly every car made
• 12dB crossovers with a smaller footprint for easier installation
• Three-position tweeter switch for dialing in your highs
• Titanium tweeter construction and neodymium magnets to reveal subtle details
• UV-treated poly-foam surround assists with precise linear excursion

KICKER

• Full-Range Speaker(s)
• 200W 2 Way Full Range Car Audio Speakers
• Impedance: 4-ohms
• Model Number : TSF1634R

PIONEER

• 2 6.75-inch 2-way speakers
• Water-resistant paper cone with rubber surround keeps your speakers secure
• 1.56-inch paper tweeter and 0.50 ceramic super-tweeter increase sound quality
• Acoustic sound harmonizer improves response in the 3,000 to 4,000 Hz range
• Grilles included for custom installation

Kenwood

• The Punch P1675 is an impressive 3-way full-range speaker designed for fanatics who need a high quality factory replacement in an easy to install package
• The P1675 6.75” 4-Ohm black speakers come as a pair, have a power handling of 55 Watts RMS/110 Watts Max and include grilles, mounting hardware and OEM adapter plate
• Featuring a PEI dome tweeter with built-in crossover and injection molded mineral filled polypropylene cone with butyl rubber surround that provides high output and accurate frequency reproduction
• FlexFit basket design utilizes slots instead of single screw sized holes that allow for a slight adjustment of the speaker when aligning with OEM mounting holes for a better fit
• Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller

Rockford Fosgate

• 2) Kicker 43DSC6704 D Series 6.75" 240 Watt 4 Ohm 2 Way Car Audio Coaxial Speakers
• Power Handling:
• Peak: 240 watts
• RMS: 60 watts
• Thin Profile

KICKER

• Cone - Made from polyurethane, the CH6530 6.5 inch car speakers provide a resilient and durable material that can offer great sound with the advantage of long lasting speakers
• Voice Coil - Our voice coils are able to withstand high temperatures yet maintain its strength and fatigue properties. This gives our speakers the advantage of longer play times with lower weights
• Surround - Rubber has the ability to endure much punishment without any sign of damage. It complements the whole structure of the speaker by allowing constant abuse where it is most needed, without the wear and tear
• Basket - The stamped basket offers a strong and rigid platform allowing the listener to hear clean and clear music output
• Tweeter - A Piezoelectric tweeter is more resistant to overloads and can be used without a crossover due to its’ electrical property
• Specs - Impedance: 4 Ohms, Frequency: 100 Hz to 18 kHz, Sensitivity: 90 dB, Dimensions: 96.3” x 6.3” x 2.4”, Mounting Depth: 2.13”, Mounting hole – 5.5”, Weight: 2.5 Lbs. (Pair)
• Warranty - BOSS Audio Systems provides a powerful 3-year platinum online dealer warranty so long as the purchase is made through Amazon.com. We strongly encourage professional installation of this product to ensure proper and safe functionality

BOSS Audio Systems

• Vacuum Polypropylene cone
• Rubber surround.Crossover:Tweeter High-Pass (HP): 6dB
• Silk dome flush mounted tweeter. Frequency Response (Hz) - 52Hz - 20kHz
• Integrated tweeter crossover. Nominal Impedance (Ohms) - 4-Ohm. Midrange Mounting Depth - 2.19 Inch (53.8 mm). Sensitivity (dB @ 1W/1M) -91
• Grilles and mounting hardware included

Rockford Fosgate

• 20 AWG stamped steel frame
• Mica injected polypropylene cone
• Includes grilles & mounting hardware

Rockford Fosgate