CTS -8AN O-Ring Boss to 5/16" Hose Barb Fitting

The CTS Turbo -8AN O-Ring Boss to 5/16" Hose Barb Fitting provides a reliable transition between AN fittings and conventional hose in demanding automotive applications. Engineered for fuel, oil and coolant systems, this adapter features precision machined threads and an O-ring sealing surface that ensures leak-free performance under pressure and temperature extremes. The 5/16" barb accommodates standard rubber or silicone hose while maintaining professional-grade sealing integrity. Essential hardware for custom turbo installations, catch can plumbing and performance cooling systems where secure connections are non-negotiable.