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JBA after-cat downpipe for 2015–2021 Mustang EcoBoost 2.3L is built from 409-series stainless steel and specified as an after-cat downpipe with O2 provisions and factory-style hangers. Marketed to open exhaust flow and improve sound, it’s hand-polished to a mirror finish and ships with hardware and installation instructions. This product listing also includes a regulatory notice: it is not legal on catalytic-converter-equipped vehicles in California and states that follow California emissions rules.
JBA 15-20 Ford Mustang EcoBoost 2.3L 409SS After Cat Down Pipe
