Original Equipment Supplier Audi RS4 Injector. Factory replacement for your 4.2L FSI engine.

In 2.0T applications tested to over 500whp, these injectors are commonly used with Eurodyne, Unitronic and Revo big turbo software and ATP Turbo's 2871r/3071r turbo kits. Great and inexpensive solution for your 2.0T FSI fueling needs. We highly recommend these be use it conjunction with the APR FSI rail pump and our auxiliary low pressure fuel system.

Please Note: These injectors are direct from Audi's supplier Hitachi. Since the injectors are direct from Hitachi they do not have an Audi logo on them.