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Infinity KAPPA 90CSX

810W Max (270W RMS) 6" x 9" Kappa Series 2-Way (3-Way Upgradeable) Component Car Speakers

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• 405W Max Each, 135W RMS Each
• 1.4" Edge Driven Soft Dome Tweeters
• Glass Fiber Cones
• 2.5 ohm Impedance
• Sensitivity: 94dB
• Mounting Depth: 3.14"

Learn more about the kappa90csx

We apologize

This item has been discontinued


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Description


Infinity brand icon

Authorized dealer

Product Details:

  • 6" x 9" Kappa Series 2-Way Component System
  • 3-way upgradeable: Add the Infinity KAPPA-20MX to completely round out your sound
  • Power Handling:
    • Peak: 810W per set / 405 each side
    • RMS: 270W per set / 135W each side
  • Glass fiber Plus One woofer cone
  • Rubber surround
  • Low impedance design gets more out of your stereo or amplifier
  • 1.4" Edge-driven soft-dome tweeters
  • Gap switchable crossovers
  • 3-Way upgradeable
  • 1.3" Oversized voice coil
  • Top-mount Depth: 3.14"
  • Cutout Dimensions: 8.6" x 5.75"
  • 2.5 ohm impedance
  • Frequency Response: 35 - 35000 Hz
  • Sensitivity: 94dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
  • Priced Per Complete Component System: 2 midwoofers, 2 tweeters and 2 crossover networks.

Check out the 90CSX Owner's Manual


PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov


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Specifications & Details


Speaker Specifications
Series
Kappa Series
Priced Per
Pair
Number of Speakers
2 Speakers + 2 Tweeters
Speaker Size
6" x 9"
Design
2-way Coaxial
Tweeter Design
Dome
Tweeter Size
1-3/16"
Woofer Composition
Glass Fiber
Woofer Surround
Rubber
Peak Power Handling
405 watts
RMS Power Handling
135 watts
Sensitivity
94 dB
Frequency Response
35 - 35000 Hz
Impedance (Per Voice Coil)
2.5
Shallow Mount Installation
No
Top-Mount Depth (Mounting Depth)
3.14"
Cutout Dimensions
5.75 x 8.6 
General specifications
Marine Certified
No
Hi-Res Certified
No
Color
Black
Speaker Grilles
Yes
What is in the box?
Paperwork
User manual
Warranty/Registration card
WITB: Speakers
Speakers (2)
Grilles (2, detached)
Speaker mounting brackets (2)
Tweeters (2)
Tweeter angle mounts (2)
Tweeter flush mounts (2)
Tweeter surface mounts (2)
Crossover networks (2)
Speaker connection cables (2)
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

KAPPA 90CSX

Weight:

5.00lbs

Internal SKU:

kappa90csx

Internal Product ID:

143561

Customer Ratings & Reviews


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

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  • Installation is smoother, faster, and frustration-free
  • 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.