Quote:
Originally Posted by sportsguy83
Found it! It's on Perrin's BRZ Exposed Blog.

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awesome! this means the nameless axleback + factory midpipe combo is 9lbs lighter than perrin's catback.
perrin catback = 39.5lbs
nameless axle back (18lbs) + factory midpipe (12.4lbs) = 30.4lbs
100% factory: factory midpipe (12.4lbs) + factory axle back (25lbs) = 37.4lbs