Having a true 3" would being harder to sell, you would need 3" mids or after the dps you would have a bottleneck at the flange where it meets the mids...AR does look to have the smoothest tapper to 2.5"
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2007 //M Coupe. BSM. Fabspeed headers. Catless. BMS x-pipe. Strömung cans. evolve tune. Turner CSL airbox. Airrex air suspension with autopilot v2 management.
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