Stillen gen 3 intakes installed!! (On a Nismo)
I got them on, could it be me, but when I went out for a ride after installing them. The sound and power were there, the only thing I noticed is that my mph were going up pretty slow then normal,like if something was holding the car down, like if it was dragging and yes I had my windows up and my a/c off. Is this normal or is it just me? Btw no check engine light on, nothing. Rpm go up normal its just the Speed, I noticed a in change.
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