Enjoy enhanced sound reproduction in your vehicle with these RoadKill Speaker Standing Wave Rings (2-Pack) by Stinger. The RKSP2 features egg-crate acoustic foam that absorbs and deflects energy from the rear of your speakers to provide a clearer bass response and improved amplifier output. These speaker standing wave rings also feature a convenient peel-and-stick self-adhesive backing for easy installation.
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- Stinger RoadKill Speaker Standing Wave Rings (2-Pack)