99-04 seats are identical bolt patterns. Either just bolt the seat onto your powered frame and be done with it or grab the manual seat rack from the donor car and trash the powered ****. Either will work.
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 ****.