G Series compressor aero increases flow up to 32% (compared to GTX4088R)? 62mm and 71mm compressor inducer sizes? Dual ceramic ball bearing with steel cages? G Series turbine aero increases flow 16% (compared to GTX4088R)? Inconel turbine wheel with 77mm inducer flows up to 43 lbs/min? Lightweight aluminum backplate? Fully machined speed sensor and pressure ports? Water fittings included with super core? Stainless steel turbine housings available with T4 twin scroll inlet and V-band Inlet? T4 turbine housing outlet V-Band dimension (117.4mm | 4.622? OD) is equal to existing GTX42, GTX45 and G42 models