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Limited time!

Infinity Primus 603CF (PR603CF)

360W Peak (120W RMS) 6.5" Primus Series 2 Way 3-ohm Component Speaker System

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360W Peak (120W RMS) 6.5" Primus Series 2 Way 3-ohm Component Speaker System

• 180 watts Peak Each, 60 watts RMS Each
• 3/4" Silk Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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1
List price $159.95
-19% $129.95 /set

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Hertz X 690

680W Peak (170W RMS) 6x9" Uno Series 4-Way Coaxial 4-ohm Car Speakers

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680W Peak (170W RMS) 6x9" Uno Series 4-Way Coaxial 4-ohm Car Speakers

• 340 watts Peak Each, 85 watts RMS Each
• 1-3/5" PEI (Polyetherimide) Dome Tweeters
• Dual 0.6" Piezoelectric PEI (Polyetherimide) Dome Super-tweeters
• Water-repellent pressed paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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List price $130.00
-15% $109.99 /pair

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DS18 6XL650N-8 (Sold Indivually)

650W Peak (325W RMS) 6.5" XL Series 8-ohm Mid-Range Speaker

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650W Peak (325W RMS) 6.5" XL Series 8-ohm Mid-Range Speaker

• 650 watts Peak Each, 325 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 98.5 dB

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$203.95

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JL Audio C3-650 (Open Box, Great)

150W RMS 6.5" Evolution C3 Series 2-way 4-ohm Component Speaker System

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150W RMS 6.5" Evolution C3 Series 2-way 4-ohm Component Speaker System

• 75 watts RMS Each
• 1" Silk Soft Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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List price $529.99
-15% $450.49 /set

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Boss Elite BE692C

120W RMS 6x9" Elite Series 2-Way Coaxial 4-ohm Car Speakers

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120W RMS 6x9" Elite Series 2-Way Coaxial 4-ohm Car Speakers

• 60 watts RMS Each
• 1.3" Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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$129.99 /pair

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Two Pairs of Rockford Fosgate R165X3

360W 6.5" 3-Way PRIME Series Coaxial Speakers w/ Silk Tweeters

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360W 6.5" 3-Way PRIME Series Coaxial Speakers w/ Silk Tweeters

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

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159
$159.98

In stock

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

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Memphis Audio PRX6903

240W Peak (120W RMS) 6x9" Power Reference Series 3-way 4-ohm Coaxial Car Speakers

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240W Peak (120W RMS) 6x9" Power Reference Series 3-way 4-ohm Coaxial Car Speakers

• 120 watts Peak Each, 60 watts RMS Each
• PEI (Polyetherimide) Dome tweeters
PEI (Polyetherimide) midrange drivers
• Graphite Reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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List price $189.95
Save $69.96
-37% $119.99 /pair

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Cerwin Vega H765C

800W Peak (120W RMS) 6.5" HED Series 2-Way 4-ohm Component Speaker System

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800W Peak (120W RMS) 6.5" HED Series 2-Way 4-ohm Component Speaker System

• 400 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 84.5 dB

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17
List price $155.99
-17% $129.99 /set

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Precision Power MAS.692HT

800W Peak (400W RMS) 6x9" MAS Series 2-Way Coaxial 2-ohm Horn Loaded Motorcycle Speakers

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800W Peak (400W RMS) 6x9" MAS Series 2-Way Coaxial 2-ohm Horn Loaded Motorcycle Speakers

• 400 watts Peak Each, 200 watts RMS Each
• Titanium Ring Radiator Tweeters
• Polypropylene cone material
• Impedance: 2 ohm
• Sensitivity: 95 dB

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List price $679.99
-22% $529.99 /pair

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Only 2 Left!

• 400 watts Peak Each, 200 watts RMS Each
• Titanium Ring Radiator Tweeters
• Polypropylene cone material
• Impedance: 2 ohm
• Sensitivity: 95 dB

Deaf Bonce Machete MFC-60

320W Peak (160W RMS) 6.5" Machete Series 2 Way Component 4-ohm Speakers

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320W Peak (160W RMS) 6.5" Machete Series 2 Way Component 4-ohm Speakers

• 160 watts Peak Each, 80 watts RMS Each
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

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$59.90 /set

Available

Ships in 10-14 days

Orion HCCA652NHP

3600 Peak (900W RMS) 6.5" HCCA Series Pro Audio Midrange 2-ohm Car Speakers

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3600 Peak (900W RMS) 6.5" HCCA Series Pro Audio Midrange 2-ohm Car Speakers

• 1800 watts Peak Each, 450 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 2 ohm
• Sensitivity: 99.8 dB

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List price $335.99
-17% $279.95 /pair

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JVC CS-DR6941

1100W Peak (180W RMS) 6x9" DRVN Series 4-way 4-ohm Coaxial Car Speakers

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1100W Peak (180W RMS) 6x9" DRVN Series 4-way 4-ohm Coaxial Car Speakers

• 550 watts Peak Each, 90 watts RMS Each
• 1" and 19/32" PEI (Polyetherimide) Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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List price $149.00
-13% $129.00 /pair

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Cerwin-Vega H692

720W Peak (240W RMS) 6x9" HED Series 4-ohm 2-Way Coaxial Speakers

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720W Peak (240W RMS) 6x9" HED Series 4-ohm 2-Way Coaxial Speakers

• 360 watts Peak Each, 120 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• UV-Treated Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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List price $155.99
-17% $129.99 /pair

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Massive Audio MX65SV2

200W Peak (100W RMS) 6.5" MX Series 2-Way Coaxial 4-ohm Shallow Car Speakers

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200W Peak (100W RMS) 6.5" MX Series 2-Way Coaxial 4-ohm Shallow Car Speakers

• 100 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome Tweeters
• Custom Laminated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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List price $65.99
-20% $52.49 /pair

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Massive Audio MA6E (Sold Individually)

120W Peak (50W RMS) 6.5" MA Series 2-way 8-ohm Mid-Range Speaker

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120W Peak (50W RMS) 6.5" MA Series 2-way 8-ohm Mid-Range Speaker

• 120 watts Peak Each, 100 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 96 dB

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$39.99

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MB Quart DK2-169

300W Peak (150W RMS) 6x9" Discus Series 2-way 4-ohm Coaxial Car Speakers

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300W Peak (150W RMS) 6x9" Discus Series 2-way 4-ohm Coaxial Car Speakers

• 150 watts Peak Each, 75 watts RMS Each
• Aluminum Inverted Dome tweeters
• Lightweight Thermoformed Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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1
List price $89.99
-11% $79.99 /pair

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JVC CS-DR6931

1000W Peak (140W RMS) 6x9" DRVN DR Series 3-Way 4-ohm Shallow-Mount Coaxial Car Speakers

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1000W Peak (140W RMS) 6x9" DRVN DR Series 3-Way 4-ohm Shallow-Mount Coaxial Car Speakers

• 500 watts Peak Each, 70 watts RMS Each
• 1-1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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List price $148.80
-20% $119.00 /pair

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Only 2 Left!

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Massive Audio MM6A (Sold Individually)

320W Peak (160W RMS) 6.5" MM Series Midrange 4-ohm Speaker

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320W Peak (160W RMS) 6.5" MM Series Midrange 4-ohm Speaker

• 320 watts Peak, 160 watts RMS
• Hardened Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94.5 dB

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List price $89.95
-22% $69.99

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Dual D65SP

200W Peak (100W RMS) 6.5" 2-Way Coaxial 4-ohm Car Speakers

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200W Peak (100W RMS) 6.5" 2-Way Coaxial 4-ohm Car Speakers

• 100 watts Peak Each, 50 watts RMS Each
• 1" Black Mylar Balanced Dome Tweeters
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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$39.99 /pair

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Diamond Audio MS692NEO4

1200W Peak (400W RMS) 6x9" MS NEO Series 2-Way Pro Coaxial 4-ohm Powersports and Motorcycle Speakers

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1200W Peak (400W RMS) 6x9" MS NEO Series 2-Way Pro Coaxial 4-ohm Powersports and Motorcycle Speakers

• 600 watts Peak Each, 200 watts RMS Each
• Polyethylene-Naphthalate Horn Tweeters
• Waterproof DUPONT™ Kevlar cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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$899.99 /pair

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    FAQ for Speakers in 1978 Omega

    Q: Can I upgrade or change the Speakers in 1978 Oldsmobile Omega?

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

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

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.