Small Block Chevy Headers, 1-5/8" primary with 2-1/2" Cast Collector Center Exit

Small Block Chevy Headers, 1-5/8" primary with 2-1/2" Cast Collector, Center Exit block hugger with satin flange and satin finish 1-5/8" 18 gauge tubing. Bought and never used. $650 brand new.
Ultimate Headers' investment cast 316L stainless steel head flanges deliver the unique, classic appearance merged with high strength 321 stainless steel tubes for heat resistance
Investment cast 316L stainless steel collector delivers increased exhaust flow and exits parallel with the oil pan rail.
See them here:
http://www.ebay.com/itm/132139429683?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649