i want to sell everything but my hedman ceramic headers? I have a new header pipe(from headers to the borla stainless steel muffler then out to the dual dual tips. one side can be closed off or open halfway using the quick time perfprmance electric exhaust cut out. this system is on my 383 powered 1986 z28. I paid a bit for it. I am taking offers for the system- probabley should buy the headers with this setuip---we know it works..i wil look up the receipt for the headers so u can have part numbers for these parts.if anyone is interested bear with me --I live in coos bay,oregon 97420