Anderson Composites Types-SA Carbon Fiber Hood for 2016+ Focus RS Fiesta ST its a rubber doughnut coupler

its a rubber doughnut coupler like ones used in most European cars

Nozzle needs to be mounted in the cold side chargepipe

Wiring is very simple and takes less than 30 minutes to assemble

Nitrous can be very stressful on your car especially if it is a stock engine

Expect about 7% less with 91oct (CA

Anderson Composites Types-SA Carbon Fiber Hood for 2016+ Focus RS Fiesta ST its a rubber doughnut couplerNormally 6 8 Week Ship Time for Anderson Composite Carbon Fiber Products! TYPE SA CARBON HOOD FOR 2016+ Focus RS *MESH SCREEN IS REMOVABLE & PAINTABLE *MOUNTS WITH OE HARDWARE *RECOMMEND HOOD PINS USE *ANDERSON COMPOSITES DOES NOT SUGGEST INSTALLING GAS SHOCKS DAMPERS STRUTS