Vararam - VR-G8 (GT/GXP)We had to package as much flow potential as possible in 5 inches of length! This includes a removable front scoop, for the interchangeability of different scoop designs for street and racing combinations. (sold separately) Advanced staircase lower floor this creates negative pressure to turn the air while minimizing turbulence, exceeding the flow of a smooth transition. (If you look closely inside the kit, you can see the mill marks where the unit was