the fin you have on the back is
...
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09 SpaceGray M3 DCT
Power: Dinan 3.62, Gintani Race Mufflers, Dinan Intake, Gintani Xpipe, RPi Scoops
Cosmetic: Vrs Poly-Lip, CSL Trunk, LED Interior Lights, LUX H8, Smoked Tails, Challenge Diffuser