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      09-26-2018, 03:48 PM   #3
aann
Private First Class
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Drives: f13 M6 2016
Join Date: Jul 2013
Location: .

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Quote:
Originally Posted by mastatikle View Post
Boostane has good reviews too I guess.
I bought one , but im not sure if i can use it , On the bottle it says :
" not recommended for modern engine with catalytic converters or O2 sensors "
i have full akrapovic exhuast but my downpipe's are stock !!!
Appreciate 0