Stainless Steel 1 3/4" Header Set, 911

Improve horsepower and efficiency with Bursch high performance headers. Made from 1 5/8" or 1 3/4" 304 stainless 18 gauge steel these headers are a direct replacement for the heat exchangers on any 911 1965-74. Headers can be used on later models as well with modifications. This set is made in Pasadena, CA and features a detachable collector for easy installation and lobster clamp attachment at the collector to S-pipe. Dyno tuned for increases of 10-15 HP over factory heat exchangers. Contains left and right bungs for oxygen sensors. Comes with (6) cylinder head gaskets and (2) muffler gaskets