CAMARO6 - View Single Post - ZZP downpipe- 400 cell or offroad?

Zzsteve · 06-06-2018, 04:19 PM

in back to back testing on a bolt on ATS, i have found the HP difference to be nearly un-measurable. like literally 1 WHP or less between the 2.

as mentioned, the smell...i prefer the catted, as it keeps the raw fuel smell down.

06-06-2018, 04:19 PM	#10
Zzsteve Drives: 2018 2SS Join Date: Oct 2017 Location: Grand rapids, MI Posts: 219	in back to back testing on a bolt on ATS, i have found the HP difference to be nearly un-measurable. like literally 1 WHP or less between the 2. as mentioned, the smell...i prefer the catted, as it keeps the raw fuel smell down.