Amazon.com: Kenwood KFC-D681C 6 X 8 -Inch 2-Way, Performance Series Car Audio Speakers - 360 Watts of Peak Power, Full Range, Shallow Mount is Perfect Factory OEM Replacements : Electronics
Amazon.com: Alpine R 6x8 Front+Rear Speaker Replacement for 1999-2004 Ford F-250/350/450/550 : Electronics
Alpine 2 Pack R-S68 R Series 6x8 Inch Coaxial 2 Way 300 Watts Car Speakers
The 10 Best 6x8 Speakers For Boosted Bass & Audio in 2023 - ElectronicsHub
Top 10 Best 6×8 Speakers in 2023
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Alpine SPR-68 Type-R 6"x8" 2-way car speakers — fits 5"x7" and 6"x8" openings at Crutchfield
Pioneer TS-800M 6" x 8" - 4-way 350 W Max Power | 11mm Tweeter and 11mm Super Tweeter and 1-5/8" Cone Midrange | Coaxial Speakers (Sold in Pairs) - Walmart.com