No, to keep the before & after consistent I left the RPI Off-Road on... since that was the 346 'Before' Dyno'.
I now have the Riss Racing Catted X-Pipe... which I'm going to assume flows the same or better... I really like their X design.
Peace,
Dave
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2010 ZR1 3ZR Wht/Blk 10.7 @ 132
2011 C63 AMG P31 Car Blk/Blk 11.8 @ 117
2010 Nissan GT-R 10.8 @ 129 (Sold)
2008 Lexus IS-F (Sold) 12.5 @ 113 / 2008 Shelby GT500 (Sold) 11.3 @ 126
2008 e90 M3 6MT 12.8 @ 111 (Sold) / 2006 e60 M5 12.4 @ 114 (Sold)
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