Skunk2 Composite Fuel Rail 06-11 Honda Civic Si k20z3

The Skunk2 Composite Fuel Rail is a high flow fuel rail built for the 06-11 Honda Civic Si K20Z3 motor. The composite is composed of a carbon impregnated aerospace thermo-polymer composite, which insulates from radiant and conductive heat transfer. This results in cooler fuel delivery and more horsepower, skunk2 claims up to 3% hp gains has made via this fuel rail. The internal bore is 0.625 with radius inlets to the injectors to allow more fuel flow, this radius inlet design is not possible with aluminum fuel rails which would have sharp angles. Skunk2 fuel rail bolts right in with the factory system. Specs & Tech: Handle up to 1200hp 3% HP Gain due to cooler fuel delivery -8 AN End Threads With 0.625” Internal Bore Compatible With Stock Fuel System Chemical Resistant To All Fuels Including Alcohol K-Series (06-11 Civic Si) Composite Fuel Rail Part #: 350-05-5015