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DS18 PRO-GM6.4B (Sold Individually)

480W Peak (140W RMS) 6.5" PRO-GM Series 4-ohm Midrange Bullet Loudspeaker

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480W Peak (140W RMS) 6.5" PRO-GM Series 4-ohm Midrange Bullet Loudspeaker

• 480 watts Peak, 140 watts RMS
• Red Aluminum Bullet tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95 dB

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Fits multiple locations in your Optima
12
List price $34.95
-14% $29.99

In stock

Limited time!

Diamond Audio DMDX65C

270W Peak (90W RMS) 6.5" DMD Series 2-Way Component 4-ohm Speakers

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270W Peak (90W RMS) 6.5" DMD Series 2-Way Component 4-ohm Speakers

• 135 watts Peak Each, 45 watts RMS Each
• 3/4" Dome Tweeters
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Fits multiple locations in your Optima
$279.99 /set

In stock.

Limited time!

Kicker CSC65 (46CSC654) (Open Box, Great)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

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600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

10% Off Open Box!
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1
List price $119.99
-42% $69.99 /pair
$62.99 with coupon | Price details

In stock

Earthquake Sound Focus FC6.2

600W Peak 6.5" Focus Series 2-way 4-ohm Component Speaker System

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600W Peak 6.5" Focus Series 2-way 4-ohm Component Speaker System

• 600 watts Peak Each, RMS Each
• 1" Silk Dome tweeters with neodymium magnets
• Low-Mass Poly Injection cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Fits multiple locations in your Optima
5
List price $206.00
-10% $185.99 /set

In stock.

Earthquake Sound VTEK-693

1400W RMS 6x9" VTEK Series 3-way 4-ohm Coaxial Car Speakers

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1400W RMS 6x9" VTEK Series 3-way 4-ohm Coaxial Car Speakers

• 700 watts RMS Each
• 0.79" Silk Dome tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

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found car based on your search
Fits the following location in your Optima
  • Rear Deck Corner
3
List price $229.00
-8% $209.99 /pair

In stock.

Limited time!

Infinity REF697MF (INFSPKRF697MFUS)

600W Peak (200W RMS) 6x9" Reference Series 3-Way Coaxial 3-ohm Speakers

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600W Peak (200W RMS) 6x9" Reference Series 3-Way Coaxial 3-ohm Speakers

• 300 watts Peak Each, 100 watts RMS Each
• Dual 1" Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 94 dB

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Fits the following location in your Optima
  • Rear Deck Corner
2
List price $199.95
-15% $169.95 /pair

In stock

Limited time!

Pioneer TS-Z65C

600W Peak (200W RMS) 6.5" Z-Series 2-Way 4-ohm Component Speaker System

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600W Peak (200W RMS) 6.5" Z-Series 2-Way 4-ohm Component Speaker System

• 300 watts Peak Each, 100 watts RMS Each
• 1-1/8" Aluminum Alloy Balanced Dome Tweeters
• Twaron Aramid Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB
• Mounting Depth: 2-1/2"

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Fits multiple locations in your Optima
List price $350.00
Save $137.51
-39% $212.49 /set

Available

Ships in 10-14 days

Hertz CK 165 + FREE $100 Gift Card

6.5" Cento Series 2-Way Component Speaker system

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6.5" Cento Series 2-Way Component Speaker system

• 142 Watts Max Each, 45 Watts RMS Each
•Semi Pressed Paper-Mica cone material
• Tetolon Tweeter dome
• 4 Ohm Impedance
• Sensitivity: 93 dB
• Mounting Depth: 2"

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found car based on your search
Fits multiple locations in your Optima
6
List price $580.00
-31% $399.99 /set

In stock

Only 2 Left!

• 142 Watts Max Each, 45 Watts RMS Each
•Semi Pressed Paper-Mica cone material
• Tetolon Tweeter dome
• 4 Ohm Impedance
• Sensitivity: 93 dB
• Mounting Depth: 2"

Limited time!

JBL Club 64CTP (JBLSPKCB64CTP)

420W Peak (140W RMS) 6.5" Club Series 2 Way 3-ohms Component Speaker System

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420W Peak (140W RMS) 6.5" Club Series 2 Way 3-ohms Component Speaker System

• 210 watts Peak Each, 70 watts RMS Each
• 3/4" Silk Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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Fits multiple locations in your Optima
List price $299.95
-17% $249.95 /set

In stock

Sundown Audio SA-6.5M 6.5" (SA65M)

400W Peak (200W RMS) 6.5" SA Series Midrange 4-ohm Speakers (S-SA6.5M)

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400W Peak (200W RMS) 6.5" SA Series Midrange 4-ohm Speakers (S-SA6.5M)

• 200 watts Peak Each, 100 watts RMS Each
• Woven Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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Install kits available for most vehicles

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Fits multiple locations in your Optima
List price $419.99
-17% $349.99 /pair

Available

Ships in 10-14 days

Diamond Audio MS69CX

1000W Peak (250W RMS) 6x9" Motorsport Series 2-Way Coaxial 4-ohm Marine Speakers

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1000W Peak (250W RMS) 6x9" Motorsport Series 2-Way Coaxial 4-ohm Marine Speakers

• 500 watts Peak Each, 125 watts RMS Each
• 1" Titanium Dome Tweeters
• UV-treated thermal molded waterproof kevlar cone material
• Impedance: 4 ohm
• Sensitivity: 87.4 dB

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found car based on your search
Fits the following location in your Optima
  • Rear Deck Corner
2
List price $419.99
-21% $329.99 /pair

In stock

Only 3 Left!

• 500 watts Peak Each, 125 watts RMS Each
• 1" Titanium Dome Tweeters
• UV-treated thermal molded waterproof kevlar cone material
• Impedance: 4 ohm
• Sensitivity: 87.4 dB

Limited time!

Infinity Primus PR9610CS

600W Peak (200W RMS) 6x9" Primus Series 2-Way Component 2.7-ohm Speaker System

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600W Peak (200W RMS) 6x9" Primus Series 2-Way Component 2.7-ohm Speaker System

• 300 watts Peak Each, 100 watts RMS Each
• 1" Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 2.7 ohm
• Sensitivity: 89 dB

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found car based on your search
Fits the following location in your Optima
  • Rear Deck Corner
3
List price $209.95
-43% $119.95 /set

In stock.

Limited time!

Pioneer TS-A1601C

700W Peak (160W RMS) 6.5” A-Series 2-way 4-ohm Component Speaker System

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700W Peak (160W RMS) 6.5” A-Series 2-way 4-ohm Component Speaker System

• 350 watts Peak Each, 80 watts RMS Each
• 13/16" PEI (Polyetherimide) Dome Tweeters
• Carbon and Mica Reinforced Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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2
List price $180.00
-17% $150.00 /set

In stock

Only 2 Left!

Limited time!

Hertz MPK165P.3

460W Peak (230W RMS) 6.5" Mille PRO Series 2-way 3-ohm Component Speaker System

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460W Peak (230W RMS) 6.5" Mille PRO Series 2-way 3-ohm Component Speaker System

• 230 watts Peak Each, 115 watts RMS Each
• Tetolon Soft Dome tweeters
• Pressed Pulp Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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List price $765.00
-15% $649.99 /set

Available

Ships in 10-14 days

DS18 PRO-CF6.4

600W Peak (300W RMS) 6.5" PRO Series Midrange 4-ohm Motorcycle and Powersports Loudspeaker

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600W Peak (300W RMS) 6.5" PRO Series Midrange 4-ohm Motorcycle and Powersports Loudspeaker

• 600 watts Peak, 300 watts RMS
• Water Resistant Carbon Fiber
• Impedance: 4 ohm
• Sensitivity: 93 dB

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Fits multiple locations in your Optima
$149.95

In stock

• 600 watts Peak, 300 watts RMS
• Water Resistant Carbon Fiber
• Impedance: 4 ohm
• Sensitivity: 93 dB

Deaf Bonce Avatar CBR-620

300W Peak (150W RMS) 6.5" Buran Series 2 Way Component 4-ohm Speakers

CBR-620 big
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300W Peak (150W RMS) 6.5" Buran Series 2 Way Component 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 3/4" tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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Fits multiple locations in your Optima
$79.90 /set

Available

Ships in 10-14 days

AudioControl EPICPRO6X

600W Peak (400W RMS) 6.5" Epic Pro Series Pro Audio Midrange 4-ohm Speakers

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600W Peak (400W RMS) 6.5" Epic Pro Series Pro Audio Midrange 4-ohm Speakers

• 300 watts Peak Each, 200 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94.8 dB

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$109.00 /pair

In stock

Pioneer TS-A693CH

920W Peak (210W RMS) 6x9" A-Series 2-way 4-ohm Component Car Speakers

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920W Peak (210W RMS) 6x9" A-Series 2-way 4-ohm Component Car Speakers

• 460 watts Peak Each, 105 watts RMS Each
• 3/4" PEI (Polyetherimide) Hard Dome tweeters
• Aramid fiber reinforced Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

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found car based on your search
Fits the following location in your Optima
  • Rear Deck Corner
List price $180.00
-17% $149.99 /set

Available

Ships in 10-14 days

Limited time!

MB Quart DS2-216

240W Peak (140W RMS) 6.5" 2-way 4-ohm Component Speaker System

DS2-216 big
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240W Peak (140W RMS) 6.5" 2-way 4-ohm Component Speaker System

• 140 watts Peak Each, 70 watts RMS Each
• Aluminum Inverted Dome tweeters
• Thermoformed Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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List price $109.99
-9% $99.99 /set

In stock

JL Audio C3-600

300W Peak (150W RMS) 6” Evolution C3 Series 2-way 4-ohm Convertible Component Speaker System

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300W Peak (150W RMS) 6” Evolution C3 Series 2-way 4-ohm Convertible Component Speaker System

• 150 watts Peak Each, 75 watts RMS Each
• 1" Silk Soft Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89.5 dB

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$529.99 /set

In stock

Only 3 Left!

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    FAQ for Speakers in 2005 Optima

    Q: Can I upgrade or change the Speakers in 2005 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:

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