Metra 827803 Volkswagen/Honda Speaker Adapter Plates 5-1/4 or 6-1/2 Speakers
Amazon.com: ASC Audio 6" 5" 5.25" Car Stereo Front Door Speaker Install Spacer Mount Plate Bracket Adapters and Speaker Wire Harness Connectors Combo for 2002-2006 Acura RSX, 2003-2007 Honda Accord : Electronics
Metra 82-6901 Universal Speaker Adaptor Plates
Amazon.com: Universal 6 X 9/5 X 7/6 X 8 to 5.25/6.5 Inch Car Speaker Adapter Plate (Pair) : Electronics
Universal 2PCS 6*9 4 5 6.5 Inch Universal Car Stereo Speaker Spacer plastic Mat Rings Audio Bracket Holder Adapter for Car Truck|Cables, Adapters & Sockets| - AliExpress
Car Audio Speaker Accessories Parts 6X9 to 6.5 Inch Cast Aluminum Adapter Ring Speaker Mounting Spacer for Toyota Camry - China Car Audio and Speaker Accessories Parts
2 Kenwood KFC1666S + Front & Rear Speaker Adapters + Harness For Selec – absoluteusa
NEW 5.25" TO 6.5" 6 1/2 5 1/4 UNIVERSAL SPEAKER ADAPTER SPACER RINGS 1/4" DEPTH
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Speaker Adapter Plates at OnlineCarStereo.com
Xscorpion USPA-6090 6x9 5x7 6x8 to 5.25" 6.5" Speaker Adapt — The Wires Zone
Metra 82-6600 5-1/4 or 6-1/2-Inch Front Door Speaker Adapter for Select 1995-up Chrysler/Dodge/Jeep Vehicles
Metra 72-4568 GM Speaker Plug GMSB-345 5-1/4" to 6-1/2" speaker adapte – absoluteusa
Speaker Adapter Plates at OnlineCarStereo.com
2) 5.25" to 6.5" Universal Speaker Mount Adapters American Internatio – Pricedrightsales