i just had this prob in my 99 civic dx d16y7. i had two cracks in my exuahst mainifold comin from the o2 sensor hole. so def check there cuz every onne on here told me to check all the hard stuff first. i got the same gas mileage as u
1 - 1 of 80 Posts
1 - 1 of 80 Posts
- This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Honda D Series Forum
A forum community dedicated to the Honda D Series engine owners and enthusiasts. Come join the discussion about performance, builds, reviews, turbos, and more!
Full Forum Listing
Explore Our Forums
Join now to ask and comment!
