Inquiry (采购产品): exhaust header I am trying to fing a black gloss finish for cast iron exhaust header. Finish was porceline but it does not last. Any suggestions? Thank you for your time tony@pacops.com **** Hidden Message ***** Tony Carone CA 91665 USA Company: Pacops Phone: 805 947.7836 E-mail: tony@pacops.com **** Hidden Message ***** tony@pacops.com