The aFe MACH Force‑Xp 2.5in cat‑back exhaust for 2001–2006 BMW M3 (E46, S54) upgrades sound and appearance with mandrel‑bent 304 stainless tubing and dual high‑flow mufflers. The 100% hand TIG‑welded system includes an X‑pipe balance tube to minimize drone and four 3" polished tips with laser‑etched logos for a finished look. Designed to bolt in as a full cat‑back, it enhances exhaust flow while delivering a more aggressive exhaust note.

aFe MACH Force-Xp 2.5in 304 SS Cat-Back Exhaust w/ Polished Tips 01-06 BMW M3