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      05-25-2020, 07:43 AM   #15
Chaman
Private First Class
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Drives: 2015 M5 CP
Join Date: Mar 2019
Location: Far Nor Cal

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Quote:
Originally Posted by Ickdeep View Post
I wouldn't recommend de-catting your oem downpipes. Mainly because if you need to go back to stage 1/no tune, it's hard to get OEM downpipes. Keep them just the way they are.

I currently have Fabworx on my car. I also had AMS Catless downpipes as well. Maybe they'll ship to you?
You can still run a stock map or stage 1 map with no cats.

A guy would just need to have the cat not ready error coded out.

There’s no Point in spending 750 dollars on some pipes the car already has, but that’s just my opinion
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