Quote:
Originally Posted by spxxx
I ran these in 2016, are you saying there was a RSRR v2 that came out in 2017?
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I will check the DOT build date on mine. I currently have two sets. From this year and last year. Last year set they were louder. That is the only difference that I have noticed. Wear and time around the track is the same. Not scientifically proven but I run them on the same tracks and same car.