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Infinity Kappa 603CF (INFSPKKA603CFAM)

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

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

Learn more about the kappa603cf
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List price $499.95
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$359.95

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XSP65KIT main
NVX NVX XSP65KIT 600W Peak (200W RMS) 6.5" X-Series 2 Way Component Car Speakers

(12)

$169.99 $191.99
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Choose from any of our many bundles that include this product for even more savings!

Kappa 603CF, XBAF65, SDSK2, SDRLR1, BTK106 small

Infinity Kappa 603CF with Speaker Installation Kit

Kappa Series 6.5" Component Speaker System + NVX Speaker Baffles, Sound Dampening, Roller, and Panel Removal Kit

(263)

$403.31

List price $587.66

Bundle Savings of $184.35

Current Promotions (14 offers)


This offer cannot be combined with any other coupons or offers.

Infinity Kappa 603CF (INFSPKKA603CFAM)

20% off


Priced separately $448 09

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Infinity Kappa 603CF (INFSPKKA603CFAM)

40% off


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Infinity Kappa 603CF (INFSPKKA603CFAM)

30% off


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Infinity Kappa 603CF (INFSPKKA603CFAM)

30% off


Priced separately $402 94

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This offer cannot be combined with any other coupons or offers.

Infinity Kappa 603CF (INFSPKKA603CFAM)

30% off


Priced separately $425 94

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This offer cannot be combined with any other coupons or offers.

Infinity Kappa 603CF (INFSPKKA603CFAM)

30% off


Priced separately $416 94

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This offer cannot be combined with any other coupons or offers.

Infinity Kappa 603CF (INFSPKKA603CFAM)

30% off


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Infinity Kappa 603CF (INFSPKKA603CFAM)

20% off


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Infinity Kappa 603CF (INFSPKKA603CFAM)

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Infinity Kappa 603CF (INFSPKKA603CFAM)

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Infinity Kappa 603CF (INFSPKKA603CFAM)

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Infinity Kappa 603CF (INFSPKKA603CFAM)

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Reduce panel vibration, increase midbass, reduce destructive waves, and get better sound! The NVX XBAF65 Rings Kit help to focus all the sound into the cabin, bringing out the full potential of your speakers.

Infinity Kappa 603CF (INFSPKKA603CFAM)

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Priced separately $381 94

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Get 40% Off NVX SDSK2 Sound Dampening Speaker Kit with your Speaker purchase! Simply click the "Add Both to Cart" button. This offer cannot be combined with any other coupons or offers.

Infinity Kappa 603CF (INFSPKKA603CFAM)

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Priced separately $374 94

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Description


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Authorized dealer


Infinity Kappa 603CF

Infinity Kappa Series speakers, available in all standard sizes, are designed to bring a new standard of excellence in car audio to virtually any vehicle. Kappa’s Plus One fiberglass woofers deliver high-output, deep and robust bass. The high-resolution 3/4" edge-driven textile dome tweeters deliver soaring highs up to 40kHz. 2" and 3" midranges are available to upgrade two-way component systems into three-way. The compact 3" midrange speakers also offer a perfect plug-and-play solution with low frequency response to 300Hz, and high sensitivity.


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


Speaker Specifications
Series
Kappa Series
Priced Per
Pair
Number of Speakers
2 Speakers + 2 Tweeters
Speaker Size
6-1/2"
Design
2-way Component System
Tweeter Design
Edge Driven Dome
Tweeter Size
3/4"
Tweeter Composition
Silk
Woofer Composition
Glass Fiber
Woofer Surround
Hi-Roll Rubber
Peak Power Handling
330 watts
RMS Power Handling
110 watts
Total PEAK Per Pair/Set
660 watts
Total RMS Per Pair/Set
220 watts
Sensitivity
93 dB
Frequency Response
45 - 40000 Hz
Impedance (Per Voice Coil)
3 ohm
Shallow Mount Installation
No
Top-Mount Depth (Mounting Depth)
2-3/32"
Cutout Dimensions
5-1/8"
CTA-2031 Compliant
No
General specifications
Marine Certified
No
Hi-Res Certified
No
Color
Black
Illumination
None
Speaker Grilles
No
Includes Damping Kit
without Damping Kit
Compatible vehicle types
Car/Truck/SUV/Van
What is in the box?
Paperwork
User manual
WITB: Speakers
Mounting Brackets/Hardware
Speakers (2)
Tweeters (2)
Tweeter flush mounts (2)
Tweeter surface mounts (2)
Crossover networks (2)
Mounting screws (8)
Mounting clips (8)
Adhesive brand badges
Warranty and Return Policy
Parts Warranty Duration
3 years
Labor Warranty Duration
3 years
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

Kappa 603CF

Weight:

6.00lbs

Internal SKU:

kappa603cf

Internal Product ID:

183271

Customer Ratings & Reviews


Infinity Kappa 603CF (INFSPKKA603CFAM) 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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By RICARDO on February 19, 2023 Checkmark Icon Verified purchase

39 found this helpful


Nice Clear Sound

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


By Elizabeth on September 14, 2024 Checkmark Icon Verified purchase
2011 Chevrolet Silverado 1500

9 found this helpful


By Emiliano on June 24, 2024 Checkmark Icon Verified purchase
1997 Dodge Dakota

5 found this helpful


By Ross on August 30, 2024 Checkmark Icon Verified purchase
1999 Toyota 4Runner

3 found this helpful


By Lance on November 17, 2025 Checkmark Icon Verified purchase

2 found this helpful




XSP65KIT main

NVX XSP65KIT

• 300 watts Peak Each, 100 watts RMS Each
• 1" Silk Dome tweeters
• Lightweight real Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

(12)

$169.99

List price $191.99

XQS65KITv2 main

NVX XQS65KIT Version 2 (XQS65KITv2)

• 300 watts Peak Each, 150 watts RMS Each
• 1-1/8" Silk Dome tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

$399.99

List price $499.99

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