These M5/M6 mufflers for me has been one of my top mods I have done to my F10. I just let all four valves open and the sound is just great. I hope one day to add an AR catless dp (the one that includes a small resonator) to hear the turbo spool and add a more robust sound.
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CQuartz UK 3 Ceramic Coating | GeoShield Pronano 50% Ceramic Window Film | M5 M Perf Steering Wheel | M6 Comp Pkg Mufflers | M Perf Floor Mats | CF Spoiler | RW CF Quad Setup Diffuser | RW CF Front Lip | CF Trim | BMW Interior Leds | M5 343 Wheels | Pure Stg 2 Turbo
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