ARH long tube headers long system for the 2006-2009 Trailblazer SS features 304 stainless steel 1 3/4″ or 1 7/8″ primaries, 3″ merge collectors, and 3″ y-pipe, along with all the necessary hardware and gaskets for a bolt-on installation.The 2006-2009 Trailblazer SS American Racing Headers long systems were designed to bolt-on to your factory axle-back or any aftermarket axle-back. Some modification may be required. The American Racing headers has a crossover x-pipe assembly and they are offered with or without converters.
