Fire Fire Fire

okay, heres the story, im welding panels on to my car, and i geuss the heat ignites the insulation in the left wheel well, next thing i know were ripping peices out and ripping the brackets the hold the seat up off, so now i need to know how to straighten them out and how much im lookin at to replace the plastic panel on the left side
anyone know where i can get one or how much they will cost

go to a junk yard. im sure you can find what you need there.