I have compared both. I have the UUC + DSSR and it has no flaws/defects. It's a great kit but I did feel the RE SSK at EAS on their project M3 and I got to say I liked it better.
The RE to me is more smooth but click click action.
The UUC is more notchy but still click click action.
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2009 E92 M3 | Alpine White | Black Extended | Advan RS | Turner Test Pipes | Dinan Axle-Back | OETuning | Eibach Springs | UUC SSK | VRS Front Lip | VRS Type I Diffuser | Matte Black | RPi Scoops | MS Filter | Yokohama AD08 | F1 Pinnacle
Special Thanks: Gintani | OETuning | eAs
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