Holset HE221W T/H 7cm Internal wastegate Good for 180-350 hp depending from engine. Suits both petrol and diesel engines. Compressor 6+6 blade (Split)Inducer: 43.5mmExducer: 61mmTurbineblade - 1

Holset HX30W is good for approx 200-400hpWith internal wastegate. -Compressor 44mm.-Turbine 52mm.-Turbinehousing 6 cm², T3 ( single entry ) V-band outlet If you want to change wastegate clock to

Holset Super HX40 - Factory new unit This is good for approx 400-700hp depending on the engine. -Compressor 60/86mm.-Turbine 75/65 mm.-Turbinehousing 14 cm², T3 ( Twin entry )  A/R 14 is the s

Holset Super HX40 with internal wastegate This is good for upto 400-700hp depending on the engine. -Compressor 60/86mm.-Turbine 75/65 mm.-Turbinehousing 16cm² with internal wastegate. Base pressu