Stage 4 Titanium Hardware Engine Bay Kit - Honda Civic Si (2016-2021) GT Wing The kit is designed for

The kit is designed for the Subaru WRX (VB)

Our Stage 2 titanium hardware kit for the F20C & F22C1 engines is perfect for owners that want to completely replace all the hardware locations on the valve cover of the engine

Subaru BRZ (2022+)

The Civic Si seat kit comes with clear instructions that walk you through where to place each hardware piece

Air Intake Scoop

Stage 4 Titanium Hardware Engine Bay Kit - Honda Civic Si (2016-2021) GT Wing The kit is designed forLocation Diagram Our stage 4 engine bay kit includes 42 titanium bolts, 44 titanium washers, 8 titanium nuts, and 15 well nuts. The kit replaces the hardware circled in the diagram above. The Civic Si stage 4 engine bay kit comes with clear instructions that walk you through where to place each hardware piece, ensuring a fast and effortless setup. Locations include: Radiator Shroud Cover Headlights Core Support Fenders Radiator Stay Battery Tie Down