Stock exhaust to Catback

Old 07-19-2018, 07:39 PM
Junior Member
Thread Starter
Join Date: Jul 2018
Location: Lemay, Missouri, for now.
Posts: 1
Stock exhaust to Catback

I have a 2008 F150 XLT 4X4 , Can I change my stock system to a Cat Back System. My system is stock 2.5" and I want to put a 3" C B system on to help the engine breath and improve performance Is this possible.
Old 07-19-2018, 08:52 PM
Technical Article Contributor
Join Date: Jan 2007
Location: Vernon, NY
Posts: 8,639
It's not going to improve the performance unless you get a tuner.
Old 07-20-2018, 12:38 AM
glc's Avatar
glc is offline
Senior Member
Join Date: Dec 2006
Location: Joplin MO
Posts: 38,273
If you want to hear your exhaust, go for it. If you want to improve the performance, don't bother, the stock system is low restriction to begin with.
Old 07-21-2018, 08:20 PM
DarrenWS6's Avatar
Technical Article Contributor
Join Date: Mar 2008
Location: Mansfield, P.A.
Posts: 16,432
x2. For sound, get the exhaust. For performance, just get a custom tune.

Thread Tools
Search this Thread
Quick Reply: Stock exhaust to Catback


Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service

© 2019 MH Sub I, LLC dba Internet Brands

We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to and affiliated sites.
  • Ask a Question
    Get answers from community experts
Question Title:
Your question will be posted in: