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evoto86 · 05-28-2019, 03:33 AM

Extra cat in the front pipe helps massively I don't smell a difference. If your going to do E85 and are doing a custom tune do it the same time as headers. Cold starts are bad with catless even with stock front pipe and cat back it's bad.

05-28-2019, 03:33 AM	#12
evoto86 Senior Member Join Date: May 2017 Drives: manual Toyota 86 Location: NSW Posts: 117 Thanks: 23 Thanked 60 Times in 32 Posts Mentioned: 0 Post(s) Tagged: 0 Thread(s)	Extra cat in the front pipe helps massively I don't smell a difference. If your going to do E85 and are doing a custom tune do it the same time as headers. Cold starts are bad with catless even with stock front pipe and cat back it's bad.