My stainless inserts have been perfect for a good while now, you can also get vinyl ones in any color you want if you don't want to worry about corrosion.
2000 Mustang GT Steeda #0048 34k miles. 99 Cobra 4V swapped, FTBR IRS swapped, exhaust, tuned by James Gordon.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.