X275/Ultra Street - Nitrous Maxx
Flow 530CFM Intake/326CFM Exhaust
With Steel Valves Installed
TRE's A460 Cylinder Heads are designed for use in X275 or Ultra Street nitrous engines. These heads are specifically designded to flow the maximum amount of nitrous into the engine to achieve the maximimum amount of horsepower and torque. The extensive R&D that TRE has done on these cylinder heads has paid big dividends to our customers and helped them win big money races.