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The JBA cat-back exhaust for 2002–2006 Chevrolet TrailBlazer, Envoy and 2003–2006 Ascender (4.2L) is a 409 stainless steel single-rear system tuned to enhance sound and flow. Featuring mandrel-bent tubing, high-flow mufflers, polished chrome tip(s) and factory-style hangers, the system replaces restrictive factory components to improve exhaust tone, airflow and the overall driving response.
JBA 02-06 Chevrolet Trail Blazer 4.2L 409SS Single Rear Exit Cat-Back Exhaust
