See all parts that fit your 2011 Optima
360W Peak (120W RMS) 4x6" Kappa Series 2-way Coaxial Car Speakers + NVX SDSK2 Sound Damping
Product highlights
• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Edge-driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB
American International HKSB110
6.5" or 6.75" Speaker Mounting Adapters for select 2006-2021 vehicles from Hyundai, Kia
$18.99
List price $39.00
Crux SWRHK-65S Wiring Interface
Install new car stereo and retains steering wheel audio controls and other factory features in select 2007-2014 vehicles from Hyundai, Kia
$85.05
List price $132.30
Crux SWRHK-65E Wiring Interface
Install new car stereo and retains steering wheel audio controls and other factory features in select 2010-2016 vehicles from Hyundai, Kia
$85.05
List price $132.30
American International KiaK1239
Single DIN or Double DIN Stereo Dash Kit for select 2011-2015 Optima and Optima Hybrid
$24.99
List price $64.00
Install a new Single-DIN car stereo in select 2011-2013 Optima
$25.99
List price $46.99
480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
$84.99
List price $94.99
Infinity Reference REF6532IXAM
360W Peak (120W RMS) 6.5" Reference Series 2 Way Coaxial 3-ohm Speakers
$119.95
List price $149.95
Infinity Kappa 463XF (INFSPKKA463XFAM)
360W Peak (120W RMS) 4x6" Kappa Series 2-Way Coaxial 3-ohm Car Speakers
Quantity: 1
Priced Per Pair
NVX SDBSK2 Premium Stealth Black
91 mil 1.38 sq ft Car Speaker Sound Deadening Kit (Two 10" x 10" Sheets)
Quantity: 1
NVX BE-KIAOPTG3-VSW102 BOOST Box
Custom Fit 500W RMS 10" Loaded BOOST Subwoofer Enclosure for 2011-2015 Kia Optima
$169.99
List price $312.99
NVX PBK-BE-KIAOPTG3-VS102 - 2011-2015 Kia Optima - Complete Bass Package
For select 2011-2016 Optima and Optima Hybrid - 10" 500W RMS Complete Amplified Subwoofer Bass Package Solution
$511.96
List price $778.96
600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
$79.96
List price $119.99
6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready
$339.99
List price $420.00
360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers
$99.95
List price $139.95
480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
$84.99
List price $94.99
6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in Alexa (Sirius XM Ready)
$469.99
List price $620.00
150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers
$79.95
List price $109.95
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Manufacturer:
Model Number:
KAPPA463XF_SDSK2
Weight:
4.39lbs
Internal SKU:
kappa463xf_sdsk2
Internal Product ID:
203538
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Great deal
Got this product free with the purchase of a pair of speakers it helps out a lot looks more professional and sounds cleaner definitely give it a try for your next project.
62 found this helpful
Don't go without it
This really helps with overall sound quality, especially mid-bass in my experience. NVX offers excellent quality at better prices are than other popular sound deadening brands.
Verified purchase
60 found this helpful
Very Thick Dynamat
This product is very thick compared to cheap versions. Priced excellent. If you want to reduce any vibration or road sound, choose this!
Verified purchase
59 found this helpful
Very pleased
I am glad I went with this brand. Easy application and works great in keeping my Corolla quiet and audio clean.
59 found this helpful
NVX SDBSK2 Premium Stealth Black
Thick and heavy. I was suprised with the actual quality. For the price they’re great quality
61 found this helpful
Good product
Sticky and did hook well to the cars body . Got it for free with my speakers purchase. Sonic electronix for life
58 found this helpful
NVX SDBSK2 Premium Stealth Black
For the price, I wish it came with a bit more of the material compared to other packages, but it definitely does what it's supposed to and will make a noticeable difference if you knock on the door/panel where it was placed vs where it wasn't.
Verified purchase
55 found this helpful
NVX SDBSK2 Premium Stealth Black
Easy to use and reduced vibration, allowing clear sound coming from my door speakers.
54 found this helpful
Great value
I installed these on each rear door of my 2005 Silverado. Could really hear a difference in sound quality.
55 found this helpful
NVX SDBSK2 Premium Stealth Black
Great product, Sonic Electronix is great. I've ordered a few things from time to time and have had no problems. I get the item quickly. I ordered this and was so pleased. I ordered another set. Works great.
Verified purchase
50 found this helpful
Axxess AXDIS-HK1 Wiring Interface
Install a New Car Stereo, Retain Steering Wheel Controls, and Other Factory Features in select 2011-2016 vehicles from Hyundai
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700W Peak (350W RMS) S-Series Shallow-Mount 10" Dual 4-Ohm Subwoofers
(6)
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JBL STAGE2 634 (STAGE2634) with Sound Damping
500W Peak (80W RMS) 6.5" Stage2 Series 3-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping
(63)
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Deaf Bonce MFA 4.320 with NVX 4 Gauge Amp Kit
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(81)
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Kenwood eXcelon KFC-X463C with Installation Accessories
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(145)
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GROM Audio Infiniti and Nissan Smartphone Music Streaming Kit (GROM-USB3-NIS02 BTD)
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(9)
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NVX Complete N-Series Speaker Upgrade Kit for 1998-2008 Subaru Forester
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
