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ft_sjo · 04-21-2013, 03:09 AM

Those Perrin Vortech tunes really seem to fall off just after 6k rpm. Based on some previous comments about detonation, I wonder if they're struggling a bit with it?

04-21-2013, 03:09 AM	#131
ft_sjo Banned Join Date: Oct 2012 Drives: GT86 Location: The Motherland Posts: 1,398 Thanks: 140 Thanked 473 Times in 271 Posts Mentioned: 22 Post(s) Tagged: 0 Thread(s)	Those Perrin Vortech tunes really seem to fall off just after 6k rpm. Based on some previous comments about detonation, I wonder if they're struggling a bit with it?