76mm valve-controlled cat-back exhaust for the BMW S58 G80 M3 and G82 M4 — stainless steel, 4-tip, OPF compatible. The valve-controlled valve system lets you switch between a quieter cruising tone and full S58 exhaust note at will. Fits cars equipped with the OPF/GPF particulate filter.
Fits:
- G80 / G81 — M3 / M3 Competition Touring (2021+)
- G82 / G83 — M4 / M4 Competition (2021+)
Lead Time & Notes
- Made to order.
- Warranty: 6 months, manufacturing defects only.
- Installation: professional installation required.
- Compliance: Off-road / motorsport use only. Supporting modifications required.
Ships in 1–2 weeks. Product is made to order.









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