Volvo 850 TD04HL-19T Get the most out of the turbo. Does it help to upgrade to an 11-blade lightweight compressor wheel? Are there better alternatives to compressor wheels than an 11-blade ticket? Upgrade Turbine Wheel 9 Blade Super High Flow Turbo Turbine Wheel. Are there better alternatives than a 9 blade turbine wheel?

 

was there a question in here? Are you asking if an 11 blade wheel is better than a 9 blade? You noted a 19T - do you already have a 19T on your 850 or are you thinking of upgrading from the 15G?