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Rockford Fosgate P165-SE with Sound Damping

240W Peak (120W RMS) 6.5" Punch Series 2-way 4-ohm Euro-Fit Component Speaker System + NVX SDBSK2 Premium Sound Damping

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240W Peak (120W RMS) 6.5" Punch Series 2-way 4-ohm Euro-Fit Component Speaker System + NVX SDBSK2 Premium Sound Damping

• 120 watts Peak Each, 60 watts RMS Each
• 1" treated PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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found car based on your search
Fits your Optima
56
List price $218.73
$214.98

• 120 watts Peak Each, 60 watts RMS Each
• 1" treated PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Infinity Primus PR693C with Sound Damping

480W Peak (160W RMS) 6x9” Primus Series 2-Way Component Speakers + NVX SDSK2 Sound Damping

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480W Peak (160W RMS) 6x9” Primus Series 2-Way Component Speakers + NVX SDSK2 Sound Damping

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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found car based on your search
Fits your Optima
50
List price $218.69
-15% $184.94

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

NVX - Worth the Envy - Direct to Consumer Car Audio

Massive Audio PK6S with Sound Damping

1000W Peak (500W RMS) 6.5" PK Series 2-way 4-ohm Shallow Component Speaker System + NVX SDBSK2 Premium Sound Damping

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1000W Peak (500W RMS) 6.5" PK Series 2-way 4-ohm Shallow Component Speaker System + NVX SDBSK2 Premium Sound Damping

• 500 watts Peak Each, 250 watts RMS Each
• 1" Aluminum Bullet tweeters
• Laminate-Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 100 dB

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found car based on your search
Fits your Optima
50
List price $233.73
-21% $184.98

• 500 watts Peak Each, 250 watts RMS Each
• 1" Aluminum Bullet tweeters
• Laminate-Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 100 dB

Rockford Fosgate Punch P165-SI with Sound Damping

240W Peak (120W RMS) 6.5" Punch Series 2-way 4-ohm Component Speaker System + NVX SDBSK2 Premium Sound Damping

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240W Peak (120W RMS) 6.5" Punch Series 2-way 4-ohm Component Speaker System + NVX SDBSK2 Premium Sound Damping

• 120 watts Peak Each, 60 watts RMS Each
• 1" treated PEI (Polyetherimide) Dome Tweeters
• Injection molded mineral filled Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
57
List price $178.73
$174.98

• 120 watts Peak Each, 60 watts RMS Each
• 1" treated PEI (Polyetherimide) Dome Tweeters
• Injection molded mineral filled Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Hertz DCX165.3 with Sound Damping

240W Peak (120W RMS) 6.5" Dieci Series 2-Way 4-ohm Coaxial Speakers + NVX SDSK2 Sound Damping

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240W Peak (120W RMS) 6.5" Dieci Series 2-Way 4-ohm Coaxial Speakers + NVX SDSK2 Sound Damping

• 120 watts Peak Each, 60 watts RMS Each
• 5/8" PEI (Polyetherimide) Dome Tweeters
• Water-repellent pressed paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
52
List price $168.74
-14% $144.98

• 120 watts Peak Each, 60 watts RMS Each
• 5/8" PEI (Polyetherimide) Dome Tweeters
• Water-repellent pressed paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Rockford Fosgate Punch P1694 with Sound Damping

300W Peak (150W RMS) 6x9" Punch Series 4-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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300W Peak (150W RMS) 6x9" Punch Series 4-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 150 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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found car based on your search
Fits your Optima
102
List price $138.73
$134.98

• 150 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

JBL Stage3 637F (STAGE3637FAM) with Sound Damping

270W Peak (90W RMS) 6.5" Stage3 Series 3-Way 3-Ohm Coaxial Car Speaker + NVX SDBSK2 Premium Sound Damping

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270W Peak (90W RMS) 6.5" Stage3 Series 3-Way 3-Ohm Coaxial Car Speaker + NVX SDBSK2 Premium Sound Damping

• 135 watts Peak Each, 45 watts RMS Each
• Dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
50
List price $128.69
-18% $104.94

• 135 watts Peak Each, 45 watts RMS Each
• Dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 92 dB

JBL GX9638 (JBLGX9638AM) with Sound Damping

600W Peak (200W RMS) 6x9" GX Series 3-way 2.3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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600W Peak (200W RMS) 6x9" GX Series 3-way 2.3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 300 watts Peak Each, 100 watts RMS Each
• 1" Soft Dome tweeters
• Polypropylene cone material
• Impedance: 2.3 ohm
• Sensitivity: 94 dB

found car based on your search
Fits your Optima
64
List price $118.69
-12% $104.94

• 300 watts Peak Each, 100 watts RMS Each
• 1" Soft Dome tweeters
• Polypropylene cone material
• Impedance: 2.3 ohm
• Sensitivity: 94 dB

Crunch CS653 with Sound Damping

600W Peak (300W RMS) 6.5" 3-Way CS Series Coaxial Car Speakers + NVX SDSK2 Sound Damping

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600W Peak (300W RMS) 6.5" 3-Way CS Series Coaxial Car Speakers + NVX SDSK2 Sound Damping

• 300W Max / 150W RMS
• Neo Mylar Soft Dome Tweeter
• Impedance: 4 ohm
• Cellulose Cone and Rubber Surround

found car based on your search
Fits your Optima
69
List price $51.73
-13% $44.98

• 300W Max / 150W RMS
• Neo Mylar Soft Dome Tweeter
• Impedance: 4 ohm
• Cellulose Cone and Rubber Surround

Infinity KAPPA 693C with Sound Damping

435W Peak (145W RMS) Kappa Series 6x9” Component Speaker System with Sound Damping

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435W Peak (145W RMS) Kappa Series 6x9” Component Speaker System with Sound Damping

• 435 watts Peak Each, 145 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
48
List price $568.69
-27% $414.94

• 435 watts Peak Each, 145 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Infinity KAPPA 693C with Installation Accessories

435W Peak (145W RMS) Kappa Series 6x9” Component Speaker System + 6x9" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

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435W Peak (145W RMS) Kappa Series 6x9” Component Speaker System + 6x9" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

• 435 watts Peak Each, 145 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
269
List price $642.66
-30% $446.73

• 435 watts Peak Each, 145 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

JBL STAGE2 624 (STAGE2624) with Sound Damping

480W Peak (80W RMS) 6.5" Stage2 Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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480W Peak (80W RMS) 6.5" Stage2 Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 240 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
55
List price $118.69
-39% $72.94

• 240 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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

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500W Peak (80W RMS) 6.5" Stage2 Series 3-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 250 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
63
List price $118.73
-25% $88.98

• 250 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

JBL Stage3 627F (STAGE3627FAM) with Sound Damping

270W Peak (90W RMS) 6.5" Stage3 Series 2-way 3-ohm Coaxial Car Speakers without Grilles + NVX SDBSK2 Premium Sound Damping

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270W Peak (90W RMS) 6.5" Stage3 Series 2-way 3-ohm Coaxial Car Speakers without Grilles + NVX SDBSK2 Premium Sound Damping

• 135 watts Peak Each, 45 watts RMS Each
• Dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your Optima
51
List price $118.69
-20% $94.94

• 135 watts Peak Each, 45 watts RMS Each
• Dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 92 dB

Kenwood KFC-C1656S with Sound Damping

600W Peak (60W RMS) 6.5" Sport Series 2-way 4-ohm Dual Cone Car Speakers + NVX SDBSK2 Premium Sound Damping

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600W Peak (60W RMS) 6.5" Sport Series 2-way 4-ohm Dual Cone Car Speakers + NVX SDBSK2 Premium Sound Damping

• 300 watts Peak Each, 30 watts RMS Each
• Cone tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

found car based on your search
Fits your Optima
54
List price $78.74
-36% $50.48

• 300 watts Peak Each, 30 watts RMS Each
• Cone tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Kenwood KFC-6996PS with Sound Damping

1300W Peak (300W RMS) 6x9" Performance Series 5-way Dual 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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1300W Peak (300W RMS) 6x9" Performance Series 5-way Dual 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 650 watts Peak Each, 150 watts RMS Each
• 1-3/4" PEI (Polyetherimide) Balanced Dome tweeters
• 4/5" and 1/2" dual ceramic super tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

found car based on your search
Fits your Optima
50
List price $168.74
-46% $90.48

• 650 watts Peak Each, 150 watts RMS Each
• 1-3/4" PEI (Polyetherimide) Balanced Dome tweeters
• 4/5" and 1/2" dual ceramic super tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Pioneer TS-A6961F with Sound Damping

900W Peak (180W RMS) 6x9" A-Series 4-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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900W Peak (180W RMS) 6x9" A-Series 4-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 450 watts Peak Each, 90 watts RMS Each
• 3/4" and 3/8" PET Hard Dome tweeters
• 2-1/4" Cellulose Fiber midrange cone
• Carbon-Mica Reinforced IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

found car based on your search
Fits your Optima
52
List price $128.74
-36% $81.98

• 450 watts Peak Each, 90 watts RMS Each
• 3/4" and 3/8" PET Hard Dome tweeters
• 2-1/4" Cellulose Fiber midrange cone
• Carbon-Mica Reinforced IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

NVX - Worth the Envy - Direct to Consumer Car Audio

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    FAQ for Speakers in 2003 Optima

    Q: Can I upgrade or change the Speakers in 2003 Kia Optima?

    A: Yes this page includes all the best Speakers that work in your Optima.

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

    • You see only parts engineered for your exact vehicle
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.