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zakman16 · 01-10-2020, 05:54 PM

hi i have a 2013 brz i have and aftermarket catless header an invidia catless mid pipe and over pipe and an invidia n1 cat back and have an oft with a backfire tune and ive tried -7 all the way to -12 on my b timing and i still only get a popcorn sound and occasionally a small flame here and there does anyone know why or how to change that because everyone that ive seen online has the same tune and is able to shoot decent sized flames out the back?

01-10-2020, 05:54 PM	#1
zakman16 Member Join Date: Nov 2019 Drives: Man Location: canada Posts: 32 Thanks: 0 Thanked 7 Times in 6 Posts Mentioned: 0 Post(s) Tagged: 0 Thread(s)	why am i not shooting flames? hi i have a 2013 brz i have and aftermarket catless header an invidia catless mid pipe and over pipe and an invidia n1 cat back and have an oft with a backfire tune and ive tried -7 all the way to -12 on my b timing and i still only get a popcorn sound and occasionally a small flame here and there does anyone know why or how to change that because everyone that ive seen online has the same tune and is able to shoot decent sized flames out the back?