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Old 12-09-2011, 06:58 PM   #11 (permalink)
ksm144
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Join Date: Jun 2011
Location: Fresno
Posts: 38
Drives: 2010 370Z 40th
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I had Tony from Fast Intentions measure the GT Haus inlet Y-Pipe and it measured at 2.17 and little less than 3.00 at the outlet. The catback section piping is 3.00. To be honest I was disappointed about the Y-Pipe measurement. However, it stills sound like a beast and can live with it.
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