You have a M3 lip spoiler and M-Tech rear. I say which it depends on which front bumper you have or going to get. Or whichever one you can get a better deal on.
Cobb|ER FMIC & CP|MS DP & Stud Kit|aFe DCI|Spec Stage 2+| Recaro Profi XL| Bilstein PSS9|HRE 840r|CF GTR Vented Hood|OSS Design|Walbro 255|BMW Perf. Spoiler|Muteki Anodized Blue Lugs|HID Fog Conv.|Cusco Strut Bar|StopTech Power Slot Rotors, Street Pads & SS Brake Lines|Michelin PSS|Muffler Delete|RB PVC Valve|BMW SSK