Skunk2 Universal Velocity Stack 3.5" Outlet - 343-99-0500 Push Lock Hose End and N55 engines

and N55 engines

The Grimmspeed hose is made with reinforced silicone

The outstanding craftsmanship and attention to detail are evident in every aspect of this cat-back

-10AN Two Piece AN Flare Cap Nut - Black - 929-10-2

Fits 08-13 STi

Skunk2 Universal Velocity Stack 3.5" Outlet - 343-99-0500 Push Lock Hose End and N55 enginesSkunk2s Composite Velocity Stack utilizes race proven technology and is engineered to optimize air flow while maximizing velocity for your induction system. Injection molded from 30% Glass Filled Nylon 6 imparts high impact strength with low thermal conductivity to significantly reduce heat soak and air intake temperatures. The design also incorporates dimples on the entry surface to extend the boundary layer into the mouth. This increases the