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BMW M4 F82 – Akrapovic vs Stock Sound Test

This video compares the exhaust sound of the BMW M4 F82 with an Akrapovic system against the factory stock setup. Featuring revving sequences, startup clips, and acceleration tests, the footage ...
Yahoo! Sports

Pawuk Secures Back-to-Back NHRA Flexjet Factory Stock Championships

Mark “Cowboy” Pawuk has once again proven himself the driver to beat in NHRA’s Flexjet Factory Stock Showdown, clinching his second consecutive championship behind the wheel of his Dodge Challenger ...
BerlinTomek on MSN

BMW M4 Akrapovic vs Stock Sound Test

This video compares the exhaust sound and acceleration of a BMW M4 F82 equipped with an Akrapovic system versus a stock ...