BMW N55 B03 Turbo Upgrade Billet Wheel

CR Performance Billet Flank Milled Upgrade Compressor Wheels for the BMW N55 3.0L With B03 Turbochargers (135i 335i 535i)

-Upgrade to modern extended tip turbocharger technology.

-The perfect upgrade for better than OEM spool times and 10-15% Higher flow over OEM compressor wheels.

Application: BMW BO3 N55

Turbo Model: B03 1853-970-0000/1/2/3/4/5/6/7 1853-971-0001/3/4

Blades: 6+6

Inducer: 45.8mm

Exducer: Base 62mm Extended Tip 66mm

Blade Height: 26.8mm

Bore: 4.00mm Thr

Other Part Number: 1853-970-0000/1/2/3/4/5/6/7 1853-971-0001/3/4 & 1165-4575478 / 1165-7583904 / 11657583904 / 4575478 / 7583908 / 11654575479 / 11657583908 / 4579845 / 7583909 / 11654579845 / 11657583909 / 11657588995

These Compressor wheels offer the following advanced features.

Modern Extended Tip Technology – Increasing capable boost pressures and increasing surge margin, therefore reducing surge. Provides improved throttle response and a boost increase at equivalent turbo RPM.

High Flow Design – Slim hub/nose design and advanced blade design provides a higher flow at compressor choke and through the entire operating range. Higher blade heights give proven higher performance.

Fast Spool Times – These compressor wheels are ready to spool fast.

Stock Housing Fitment – No compressor housing modifications required.

Higher Performance Modern Design – Out performs stock with a larger extended tip exducer and higher blade height over stock.

All our compressor wheels are single plane balanced right out of the box however we recommend a full rotating assembly balancing, please have your installer balance the assembly or contact us as we offer a full balancing service if you send us your turbine.

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