721021 GT1749VB PD150 ARL CHRA with Billet MFS high performance compressor wheel. Standard 49mm to suit OEM compressor housing but uprated performance characteristics.
We also have this CHRA available as a hybrid with 52 or 56mm compressor wheel.
Our preferred supplier of choice for for aftermarket turbos and CHRA is Melett ltd. Check out the link at the bottom of the page.