* Ball Bearing
* Water and oil-cooled bearing system
* High performance, high pressure billet 11 blade C255 compressor wheel 
* Perfect for high horsepower, medium displacement engines 
* V-band turbine outlet flange
* Optional TiAL stainless steel Vband turbine housing
* Outline interchangeable with the GT4508R turbo

Turbine
-Wheel: 87.0mm w/ 85 trim
-Housing: 1.01, 1.15, 1.28, 1.44 A/R 
-Maps

Compressor
-Wheel: 108.0mm exd./80.8mm ind w/ 56 trim
-Housing: 0.69 A/R