Long downpipe (replaces both upper and lower downpipes/cats), Mazdaspeed3 (fits 2007 through 2010, 3" stainless, high flow and full 3" throughout. Deletes the restrictive donut gasket found in many other designs and promotes full 3" flow throughout. All CNC machined flanges, 304 stainless tubing, and TIG welded construction. Fully built in the USA.
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