6 - 6.5" Speaker Spacers for Subaru vehicles (pair)
For Subaru Forester 09-13 Rear Door Aftermarket Speaker Adapter+Harness Kit 6926585406744 | eBay
Subaru Kicker Speaker Upgrade Kit|Rallysport Direct
Metra Front Speaker Adapter Kit for 2014-2020 GM Vehicles Black 82-GM4 - Best Buy
Subaru Speaker Adapter Kit for 6.5" – iaTUNING
Subaru Speaker Upgrade - H631SFJ001 | Subaru Online Parts
Amazon.com: RED WOLF 6.5 Inch Rear Door Speaker Adapter Spacer Rings Replacement for Subaru Forester 1998-2020, Impreza 2007-2019, Legacy 2003-2014, WRX 2014-2020 2PC : Automotive
Amazon.com: Front Door Speaker Adapter Spacer Rings Fits 1993-2007 Fits Subaru Impreza - SAK026_55-1 Pair : Electronics
Leewa 2pcs 6x9 To 6.5" Car Speaker Spacer Solid For Subaru Forester Front Door Audio Pad Mat Adapter Modified Rings Kit #ca5523 - Cables, Adapters & Sockets - AliExpress
Toyota and Subaru Impreza 165mm (6.5 Inch) speaker upgrade fitting kit - InCarTec
Subaru Speaker Adapter Kit 5.25" – iaTUNING
Amazon.com: RED WOLF 6.5" Front Door Speaker Adapter Bracket w/Speaker Wiring Harness Select for Toyota 2005-2018, Subaru Impreza 2008-2020, Mitsubishi Eclipse 2000-2012 Install Aftermarket Door Speaker Cable : Electronics