Engine Upgrades (External)

Our direct replacement diverter valve pair will eliminate the notorious "honking" sound commonly heard when the OEM valves have failed. Our valves will restore lost power and will hold more boost...

NEW ALPHA HTZ COMPRESSOR WHEELS! - In Stock and ready to ship. This is a Fresh Newly rebuilt and upgraded set of the latest 68mm Billet Hybrid VTG turbochargers for your Porsche 991 Turbo. This...

Developed specifically to ByDesign specs with shrouds
and configured to require no cutting! 4.5 inch intercoolers with Billet
machined end tanks and carbon shrouds...