Billet aluminum construction: Provides high durability and corrosion resistance
Integrated O-ring at thread top: Ensures airtight, leak-free fuel system connection
Precision fit design: Compatible with AN 6 fuel lines for reliable performance
Professional-grade build: Suitable for motorsport and modified vehicles
Summarized by Shop
RSN Performance's Block off caps are made from billet aluminium and include an O - ring at the top of the thread to provide an air/liquid tight solution.