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OPF / GPF-back system with centre resonator bypass, polished tips. No E-mark declared on the manufacturer page. S58 M3 G80/G81 and M4 G82 applications; check OPF 2020+ or non-OPF 2021+ configuration. This is not an OPF-delete kit.
Manufacturer part numbers of available variants: SSXBM1317.
Fitment and ordering Match the selected part number, body, model year and restrictions in the fitment table. For a modified vehicle, provide the installed component numbers when confirming compatibility. The displayed price and lead time apply to the selected variant. Product lead times use calendar days; carrier transit time is stated separately.







