Does it make sence ?

AutoMotion

Member
Aug 21, 2019
5
2
13
70
Plainview NY
Hello all I have a 05 Mustang 4.0 I have installed headers and cold air does it make sense to go further, she runs like a demon
and there's alot more I can do but does it make sense.
 
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DerekG

Member
Apr 7, 2018
17
1
13
46
You should at least get a tuner with a custom tune, and if you don't have it yet dual exhaust.