- Easy start for a custom fuel system
- AN ports for running aftermarket fuel line
- In-house CNC machined aluminum
- 8an o ring boss inlet/outlet ports
- Retains factory injector clips
- Your choice of raw, red, or black anodize
This IE Aluminum Fuel Rail Set For Audi S4 2.7T engines has been machined in-house from 6061 aircraft aluminum, to provide a perfect fit and attractive one piece design. The mounting posts have been machined into the rail for exact placement and a simple install. The inlet and outlet ports feature -8an o ring boss threads providing leak-free fuel flow for even the most wild setups. Factory injector clips have been retained for added safety and no worries of injector o ring leaks. Includes installation hardware for standard 2.7T manifolds. The fuel rail set is also available in your choice of attractive red or black anodize finish for corrosion resistance against ethanol and race fuels.