DAW UltraFlow Turbocharger for BMW B58 – 550–750 HP Fast-Spool Turbo Upgrade | Fits M140i/M240i/340i/440i/M340i/Supra/Z4 M40i | Includes Osprey Inlet | Made in USA | UK Stock

DAW UltraFlow Turbocharger for BMW B58 – 550–750 HP Fast-Spool Turbo Upgrade | Fits M140i/M240i/340i/440i/M340i/Supra/Z4 M40i | Includes Osprey Inlet | Made in USA | UK Stock

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£2,950.00
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£2,950.00
Regular price
£2,750.00
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DAW UltraFlow Turbo - BMW B58 Turbo Upgrade UK

The DAW UltraFlow Turbo brings proven performance and daily-drive reliability to the BMW B58 platform. Precision-built in the USA and refined through extensive development and updates, this final-version UltraFlow turbocharger is available in the UK now. It delivers the fast spool, strong midrange and top-end power that B58 owners demand, with a real-world sweet spot for customers targeting around 550 hp to 750 hp.

Backed by impressive results, the UltraFlow has already supported 9-second quarter-mile passes and sub-5 second 100-200 km/h Dragy sprints. It is the B58 turbocharger upgrade for drivers who want street-friendly response with serious performance potential.

  • Designed for the BMW B58 platform - the go-to B58 turbo upgrade for serious road and track builds
  • Responsive, fast-spooling performance with daily usability
  • Power capability in the 550-750 hp range when supported by appropriate hardware and tuning
  • Proven results: 9s quarter mile and sub-5s 100-200 km/h Dragy times reported
  • Precision-made in the USA with continual R&D refinements
  • Includes high-flow Osprey turbo inlet and coupler to suit stock airboxes

We have used this unit on our own builds and customer cars and the feedback has been excellent: rapid spool, strong and consistent power delivery, and the reliability you want from a road-driven B58 turbocharger upgrade.

What makes the DAW UltraFlow Turbo a standout B58 turbo upgrade?

  • Real-world performance you can feel - fast spool for quick torque and effortless overtakes
  • Headroom for serious power with the right supporting mods and calibration
  • Quality you can trust - engineered and produced in the USA
  • Comes with the Osprey high-flow inlet and coupler for seamless integration with stock airboxes

Ideal uses

  • Fast road and daily-driven BMW B58 builds
  • Dragy and track-day enthusiasts seeking reliable, repeatable performance
  • Drivers stepping up from stock or mild hybrid turbos who want more power without sacrificing drivability

Fitting and support

Professional installation and a suitable calibration are recommended to achieve the best results. For expert fitting, Nforcd offers an in-house installation service in Warwickshire. Request a tailored quote: Sales@nforcd.com.

Compatibility note

Designed for the BMW B58 platform found across many popular performance models. Variations exist between B58 engine revisions and model years, so please contact us if you would like guidance on specific fitment and supporting modifications.

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