Dpfi removing metal plate questions!?

305EF

New Member
Ok guys my 89 civic dx hatch is my daily but I wondering cause I've heard of people removing the plate in the the dpfi box. I heard it restricts air flow ppl say 5hp gain I did it an when I first push it feels quicker .Wondering is there any cons to this I don't wana end spending money cuz something broke or is nt working correlty
 

XpL0d3r

I had a Civic once.
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I've heard that you might a little worse gas mileage, but that's really about it.
 




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