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Ok.
Here's the update on my 07 accent se with automatic trans sense the custom catback and other mod where installed.
Yes" having a custom catback has improved gas and Hpower alot.
I've been able to squeeeees out 46mpg buy just adding:
1.royal purple 5/20 oil
2.royal purple auto trans fluid
3.royal puprle ice in the coolant
4.Useing nitrogen in all four tires
5.adding a k&n airader intake system and fillter
6.adding the 2.5 custom catback and flowmast 60 series free flow muffler
7.resetting my ECU.
All i can say is i'm happy with all the mods to date!!!!!!!
This post has been edited by Thaiboxer: Jul 24 2008, 08:54 AM
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