Stage 4 Titanium Hardware Engine Bay Kit - Honda Civic Si (2016-2021)

Location 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
  
• Battery Heat Shield
• Hood Hinges
• Strut Towers
• Fuse Box
• ECU Bracket
• A/C Line Bracket
• Coolant Reservoir
• Coolant Overflow Hose Bracket
• Fuel Line Bracket Cover

Benefits include: 

• Replaces Plastic Clips with Titanium Hardware
• Superior Corrosion Resistance
• Flawless Finish 
• Weight Reduction
• Improved Strength
• Best Warranty in the Industry
• Detailed Installation Instructions
• Multiple Hardware Color Options

*Developed using a 2018 Honda Civic Si.