Your X3M and X4M came with a resonated mid-section built to keep BMW's twin-turbo S58 quiet for the neighbors. This Z-Pipe Resonator Delete rips that restriction out and replaces it with a mandrel-bent T304 stainless steel Z-pipe — unlocking the deep, aggressive bark the factory muffled from the day you drove off the lot.
Why owners install it first:
Fits: 2020–2025 BMW X3M / X3M Competition (F97) & X4M / X4M Competition (F98) — S58 engine.
In the box: Z-Pipe resonator delete section, OEM-spec clamps & gaskets, install guide.
Off-road/track use. Pairs perfectly with our carbon exhaust tips for the full rear-end transformation.
🔧 Backed by our 30-day fitment guarantee — bolts up or your money back.