Will Foam Sheets Save This Broken Subwoofer?

My Skar subwoofer has a scar, so lets see if we can fix it, or if we need to buy a new $90 subwoofer :( E6000 glue: Foam Sheets: --- General Items: Barrina T5 LED Lights: https://amzn.to/2OT6jIW​​​​​ Magnetic LED Work Lights: https://amzn.to/2KhCP5e​​​​​​​​ --- Equipment List: Go-Pro Head Mount: https://amzn.to/3jcagFt DJI Osmo Action: https://amzn.to/3jFHb3u​​​​​​ DJI Osmo Action Mic Adapter: https://amzn.to/3jHNHXt​​​​​​ DJI Osmo Action Cage: https://amzn.to/3rM0Odi​​​​​​ Andoer Mini Tripod: https://amzn.to/3aUUJnX​​​​​​ Rode VideoMic Go: https://amzn.to/2Sk3kru​​​​​​​​​ Sony ECM-DS70P Mic: https://amzn.to/3pXR66E