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Infinity Kappa 603CF (2-Pairs, 4-Total)

1320W Peak (440W EMS) 6.5" Kappa Series 2-way Component Speaker System (2-Pairs)

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• 330 watts Peak Each, 110 watts RMS Each
• 3/4" Silk Edge-driven Dom Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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List price $999.90
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$719.90

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Description


Infinity brand icon

Authorized dealer

Infinity Kappa 603CF (INFSPKKA603CFAM)

660W Peak (220W RMS) 6.5" Kappa Series 2 Way 3-ohm Component Speaker System
Quantity: 2

Product Details:

  • 6-1/2" Kappa Series 2-way Component System Car Speakers
  • Power Handling:
    • Peak: 660 watts per set / 330 watts each side
    • RMS: 220 watts per set / 110 watts each side
  • Patented Plus one Glass Fiber cone material
  • Hi-Roll Rubber speaker surround
  • 3/4" Silk Edge Driven Dome unipivot or angled tweeters
  • Tweeter output level control: 0dB or -3dB
  • High-sensitivity 3" midrange speaker: 300 Hz
  • Vented magnet and motor assembly
  • Three-way upgradability
  • High-quality external crossover filters
  • Top-mount Depth: 2-3/32"
  • Cutout Dimensions: 5-1/8"
  • Impedance: 3 ohm
  • Frequency Response: 45 - 40000 Hz
  • Sensitivity: 93 dB
  • Authorized Internet Dealer
  • 3 Year Manufacturer's Warranty

  • Priced Per Complete Component System: 2 midwoofers, 2 tweeters and 2 crossover networks.


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Specifications & Details


General Speaker Specifications
Series
Kappa Series
Priced Per
2 Pairs (4 Speakers)
Number of Speakers
4 Speakers + 4 Tweeters
Design
2-way Component System
Tweeter Design
Edge-driven Dom
Tweeter Size
3/4"
Tweeter Composition
Silk
Woofer Composition
Glass Fiber
Woofer Surround
Rubber
Total PEAK Per Pair/Set
660 watts
Total RMS Per Pair/Set
220 watts
Impedance (Per Voice Coil)
3 ohm
Shallow Mount Installation
No
Marine Certified
No
Speaker Grilles
No
First Speaker Pair Specifications
Speaker Size
6-1/2"
Peak Power Handling
330 watts
RMS Power Handling
110 watts
Sensitivity
93 dB
Frequency Response
45 - 40000 Hz
Top-Mount Depth (Mounting Depth)
2-1/8"
Cutout Dimensions
5-3/16"
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

KAPPA603CF_2

Weight:

12.00lbs

Internal SKU:

kappa603cf_2

Internal Product ID:

203645

Customer Ratings & Reviews


Infinity Kappa 603CF (2-Pairs, 4-Total) thumbnail image

5 star
83%
4 star
0%
3 star
17%
2 star
0%
1 star
0%



Durability
5
Value
4.5
Features
4.8
Design
4.8
Usability
4.8

Customer Reviews

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The following review is for Kappa 603CF, which is a part of the bundle you are viewing.
By RICARDO on February 19, 2023 Checkmark Icon Verified purchase

39 found this helpful


Nice Clear Sound

The following review is for Kappa 603CF, which is a part of the bundle you are viewing.

Definite upgrade from stock speakers!! Pretty easy to install with basic skills.

By ERIC on December 4, 2023 Checkmark Icon Verified purchase

26 found this helpful


The following review is for Kappa 603CF, which is a part of the bundle you are viewing.
By Elizabeth on September 14, 2024 Checkmark Icon Verified purchase
2011 Chevrolet Silverado 1500

9 found this helpful


The following review is for Kappa 603CF, which is a part of the bundle you are viewing.
By Emiliano on June 24, 2024 Checkmark Icon Verified purchase
1997 Dodge Dakota

5 found this helpful


The following review is for Kappa 603CF, which is a part of the bundle you are viewing.
By Ross on August 30, 2024 Checkmark Icon Verified purchase
1999 Toyota 4Runner

3 found this helpful


The following review is for Kappa 603CF, which is a part of the bundle you are viewing.
By Lance on November 17, 2025 Checkmark Icon Verified purchase

2 found this helpful



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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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  • You avoid incompatible radios, speakers, or wiring
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  • 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.