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      07-20-2019, 07:39 AM   #17
scostu
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Drives: 2016 F25
Join Date: Jun 2015
Location: Space Coast Florida......aka NASA

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Quote:
Originally Posted by F30boyy View Post
I have the n20 engine, Ever since deleting my muffler(1st) and resonator (2nd) my car pops and bangs keep getting louder. Also starting to get abit of the rotten egg smell, could this be due to me blowing out my cat slowly? I do drive pretty aggressive (letting car rev out and pop) still have my stock downpipe and no tune
Doubtful ....everything you have done is after the Catalytic converter.

How many miles?
Are you still on original spark plugs?
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Wife's ride....2016 Dodge WD R/T

Retired:2014 F31, 2013 Audi Q5 3.0T P+,
2013 WK2..Hemi, 2011 E90, 2008 E70, 2004 E46