PSM Dynamic BMW F82 M4 x Fi Exhaust — Brutal REV l Broke your Speaker !

Exhaust come with valve as standard including our intelligent ECU system which control valve by engine RPM or remote control.

Video Fitted with FI Complete Exhaust System includes:
Catback Valvetronic Muffler + Quad Tips
Ultra High Flow Catless DownPipe

For more product information
Please visit
http://www.fi-exhaust.com/product/bmw/f82_m4.html

Or email to us for inquiry- ( [email protected] )
([email protected])

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