The Gibson single-side cat-back exhaust for 2003–2004 Nissan Xterra SE (3.3L) is a stainless bolt-on system that exits behind the rear tire and improves low-end torque and towing ability. Dyno-tested gains average 10–15 hp and 15–20 lb‑ft between 1800–3000 RPM. Installation is hassle-free with included hardware and factory-style hangers—no welding required.
Gibson 03-04 Nissan Xterra SE 3.3L 2.5in Cat-Back Single Exhaust - Stainless