Thread: Doug Thorley Cat-back question.
View Single Post
Old 04-25-2010, 09:16 PM   #8
trudawg660

 
Drives: 2006 Dodge Charger / 2SS IOM
Join Date: Dec 2008
Location: United Kingdom
Posts: 1,640
i plan on tuning out AFM right after i put the catback on. from what i hear it isnt worth it anyway. u lost around 1mpg
trudawg660 is offline   Reply With Quote