Unused. No longer have the M3, so do not need the mats.
Based on WeatherTech's website, these will fit 2011-2016 BMW 3 Series, RWD.
FloorLiner™ DigitalFit®
Part #: 44410-1-2
Set: 1st & 2nd Row (2-pc. Rear Liner)
Color: Black
Will ship. If you provide me your zip code, I can get a quote. I discarded the original boxes.
$160 shipped to most US zip codes excluding Alaska and Hawaii.
Thank you