k&n intake problems
i have a 05 sut,just put a k&n intake on.i bought the biggest one with 11 more horse power?.but it seems slower and sluggesh,when i hammer it to the floor it s got desent power. but driving around its not right.it was defintly better without it . i'm confused,i thought it would be way better all around. anybody using somthing else.or have the same issue.?
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