T04E T3/T4 4-Bolt Manifold Flange Stage III Universal Turbocharger+Oil Feed+Drain Line Turbine A/R .63 Increase Engine Power and Torque Outpout; Maintain Combustion Chamber Pressure and Fuel/Air Load Contructed with High Quality Material; Built for Durability and Strength Capable of Boosting Horsepower up to 300+ BHP / Exhaust (Turbo Manifold) Flange: Standard T3/T4 4-Bolt / Exhaust (Downpipe) Flange: Standard T3 5-Bolt Inlet/Outlet: 3"/2" / Compressor Inducer: 50.5mm / Turbine Exducer: 55.9mm / Turbine A/R: .63 Oil Feed Line: 0.25" Inner Diameter and 36" Length / Oil Drain Line: 0.5" Inner Diameter and 17" Length / 10-AN Fittings