R1TITAN EXTRA STTI BMW M4 G82 / M3 G80 (Performa T-SPEC)

• Full titanium exhaust system that uses the genuine valve motor with a bolt-on installation
• Sound level with sound control off is at or below OEM, aimed at comfortable highway cruising
• With the M switch engaged, it is louder than OEM and produces a titanium muffler tone
• Plug-in tail end with adjustable projection
• Intended to work with the sound control and M switch for a more engaging feel
• 70mm straight structure
• Titanium valves are welded in for connection to the genuine valve motor
• Note: a separate Full System listing also exists (amuse-r1titan-extra-stti-full-system-bmw-m4-g82-m3-g80, $13,640); this is the catback

Fitment: BMW M3 G80 (2021-2026); BMW M4 G82/G83 (2021-2026)

Please confirm trim, engine and options before ordering.

Special order item - contact us for lead time.

Every order is confirmed with our supplier before your card is charged. Once confirmed, parts ship from our partner warehouse and you receive tracking by email.

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