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In Reply to: Yes, nice difference at top end posted by Bill on April 01, 2002 at 14:03:17:
Is anyone running the Supersprint racing center pipes that replace the cat and resonator? How loud and any improvement on chipped S14 2.3? Does the rear muffler type make much of a difference with the Supersprint center pipes installed?
TIA
Scott
Oh yeah, what did you pay from whom?