V2.5+ GEN 1 B58 FLOW MAX+ Hybrid Turbocharger - BMW B58 Turbo Upgrade - Aftermarket Hybrid Turbo
The V2.5+ GEN 1 B58 FLOW MAX+ Hybrid Turbocharger is the ultimate BMW B58 turbo upgrade for drivers who want OEM-like spool and response with huge top-end power. Engineered as a complete turbocharger upgrade - not just a compressor wheel swap - this aftermarket hybrid turbo delivers rapid spool, a flat power band to redline, and a strong, sustained boost curve at high boost and high elevation. It is capable of making 850+ hp while driving just like stock in everyday use.
Designed for GEN 1 BMW B58 engines, the FLOW MAX+ V2.5 is a proven, record-setting hybrid turbo that transforms your B58 build. It is a favourite B58 turbo upgrade for enthusiasts and tuners searching for a fast-spooling, high-flow, reliable solution for BMW M140i, M240i, 340i, 440i and other GEN 1 B58 platforms.
Why choose the FLOW MAX+ V2.5 for your B58
- OEM-like spool and response for superb drivability
- Holds boost and power to redline for relentless acceleration
- Capable of 850+ hp performance
- Huge torque curve without sacrificing daily comfort
- Complete turbocharger upgrade for maximum reliability and efficiency
Key features
- MAR-M alloy FLOW MAX turbine wheel rated over 1000°C for higher flow and efficiency
- High-flow turbine housing rated over 1000°C with stainless steel manifold
- FLOW MAX billet 850 CFM compressor wheel
- No core needed
- Upgraded thrust assembly
- 1-year limited warranty
- Machine work, VSR balancing and assembly done in the USA
Real performance, real results
FLOW MAX+ V2.5 cars are rewriting the record books:
- 100-200 km/h in 4.7 s
- 60-130 mph in 5.50 s
- See the run here
Precision balancing and machine work
- Low-speed balancing: Watch video
- Final step high-speed VSR process: Watch video
- Machine work at our local machine shop: Watch video
- V2.5 machining overview: View post
Compatibility
For GEN 1 BMW B58 engines only. Not compatible with GEN 2 B58 applications.
Unsure which B58 you have? Email the last 7 digits of your VIN and we will confirm fitment for you: Sales@nforcd.com
Installation and support
We have installed and used the FLOW MAX+ B58 hybrid turbo in-house and our customers love the OEM-like drivability with serious top-end power. For professional fitting, speak to Nforcd in Warwickshire. Request a fitting quote at Sales@nforcd.com.
What you are getting
A complete hybrid turbocharger upgrade engineered for the BMW GEN 1 B58 - designed for fast spool, big power, stability at high boost, and everyday reliability. No core required.
By purchasing you agree to the manufacturer’s and Nforcd’s terms and conditions.
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