Email us for the best up to date price including delivery. Type: GT28RS Ball Bearing Turbo. Horsepower: 250 - 320 Displacement: 1.8 - 2.7 COMPRESSOR Wheel Diameter Trim A/R Type 60mm 62 0.60 Wastegated TURBINE Wheel Diameter Trim A/R Type 53.85mm 76 0.86 Wastegated TURBINE (OPTION) Wheel Diameter Trim A/R Type 53.85mm 76 0.64 Wastegated