I Just installed Headers on my '97 Mark VIII.
Here's the deal, buy 1 5/8 x 2.5 DOHC Headers for '93-95 Mark VIII FROM SUPER COUPE PERFORMANCE. You will also need long lead O2 sensor, 4.6 DOHC Header installation kit, and I opted for the Tru X Box..Call Bill at Super Coupe (513-697-6501) he will...