Oh...if thats the case, spend a few hours taking out the air intake (take your time) and put it back in. Say you added a super high flow intake to it. If she knows about cars, this could backfire. But I did this to an ex girlfriend and she fuct me like the world was coming to an end. I told her the car gained 30hp, when in fact, SHE was the one that gained a few horse power, in bed.lol shes the one thats making me mod it, she says it better be fast and sexy.
Vortec=GM
hemi is the 5.7 or 6.1 v8
Not sure if the 4.0l was a "magnum" engine.. I think they dropped that name when they reintroduced the hemi