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These headers have been prototyped with a Power Master 9540 Starter
the trademark merge collectors with scavenger spikes
ARH long tube headers long system for the 2004 GTO features 304 stainless steel in 1 3/4" or 1-7/8" primaries
and 3" y-pipe
New from American Racing Headers are our 1955-1957 Tri-Five Chevy Small Block Headers
Shelby Mustang GT500 2007-2010 Long System Silverado These headers have been prototypedARH rules the roost with GT500 systems up to 2" and a X Pipe to give you the muscle car sound and power your Mustang needs. Product features on this system includes: 100% Made in the USA Never Outsourced Made entirely of 304 stainless steel 3 8" thick laser cut flanges for a warp free seal Hand ported TIG welded inlets Optimized primary tube routing for superior fit and performance Merge collectors with scavenger spikes Catted systems feature severe
