The BMW 530D E90 3.0 Single Turbo (05–07) Part Number 758351 Turbocharger is one of the most sought‑after upgrades for owners of the M57N2 diesel engine looking to unlock greater performance, sharper boost response, and dependable power delivery. Whether you drive your 530D daily, enjoy fast‑road setups, or want a robust turbocharger for track day reliability, this hybrid unit delivers impressive gains while retaining factory fitment points. Below, we break down what this performance turbo does, why it matters, and how it transforms the driving experience of BMW’s iconic 3.0‑litre straight‑six diesel.
What This Turbocharger Is and How It Works
This upgraded turbocharger is a hybrid performance unit based on the OE 758351 reference used on the 2005–2007 BMW 530D E90 equipped with the M57N2 3.0 diesel engine. A turbocharger’s job is simple: compress air and force more of it into the engine, allowing more fuel to burn and increasing power output. However, a hybrid turbo goes further by combining the reliability of the original housing with re‑engineered internal components designed for higher airflow, reduced lag, and greater durability.
This particular hybrid is available in two specifications—Stage 1 GTB2268 and Stage 2 GTB2573—each incorporating oversized billet compressor wheels, uprated internals, and precision balancing. These enhancements allow the BMW 530D E90 3.0 Single Turbo (05–07) 758351 Turbocharger to support significantly higher bhp figures while improving spool characteristics and throttle response.
Why Upgrade to This Hybrid Turbocharger
Replacing or upgrading the turbo on a performance‑oriented diesel isn’t just about peak horsepower. It’s about creating a more responsive, enjoyable, and robust engine. The hybrid design used in this 758351 turbo offers several compelling benefits.
- Optimised airflow for stronger mid‑range torque.
- Faster spool compared to the factory turbo, reducing lag when accelerating.
- High‑rpm breathing ability for sustained power delivery.
- OE‑based fitment that maintains compatibility with factory mounting points.
- VSR balancing ensures smooth operation and long‑term reliability.
- Machined and assembled with tight tolerances for consistent performance.
For BMW enthusiasts, these advantages translate into a car that feels significantly more alive without sacrificing driveability. Whether you stay at Stage 1 or commit to the more aggressive Stage 2 build, the transformation is noticeable and rewarding.
Stage 1 GTB2268 – Balanced Power for Fast‑Road Use
The Stage 1 version of the BMW 530D E90 3.0 Single Turbo (05–07) 758351 Turbocharger delivers an estimated 370–380 bhp depending on supporting hardware and ECU calibration. It uses an oversized GT25 aluminium billet hi‑flow compressor wheel with extended tip height, a machined and polished compressor cover, and a 360° uprated thrust kit.
This setup is ideal for drivers who want:
- A responsive upgrade with minimal lag.
- Reliable and consistent performance for daily use.
- Enhanced torque for motorway driving or spirited B‑road runs.
Stage 1 strikes the perfect balance between cost, reliability, and real‑world performance improvements.
Stage 2 GTB2573 – Maximum Flow for High‑Performance Builds
For those aiming even higher, the Stage 2 GTB2573 specification pushes output to an expected 420–450 bhp with the right modifications. In addition to the billet hi‑flow compressor wheel and machined housing, this version adds a lightweight oversized turbine wheel and a fully overhauled electronic actuator. It is precision‑balanced and calibrated to track specification.
Choose Stage 2 if you want:
- The strongest top‑end performance available from an OE‑based hybrid.
- Support for high‑flow fueling and aggressive ECU mapping.
- A durable turbo capable of withstanding demanding track environments.
This is the ultimate option for enthusiasts building a high‑power M57N2 setup.
Who This Turbocharger Is Perfect For
Whether you’re refreshing a tired original turbo or building a performance‑focused diesel, the BMW 530D E90 3.0 Single Turbo (05–07) 758351 Turbocharger fits a wide range of applications.
- Diesel tuning on the M57N2 engine platform.
- Fast‑road cars seeking sharper throttle response and strong torque.
- Track day builds requiring reliability under sustained load.
- Owners wanting a hybrid upgrade while keeping OEM fitment and compatibility.
Its OE‑based design ensures simpler installation, while the internal upgrades provide performance far beyond standard levels.
Core Exchange and Professional Fitting
This turbo is supplied on an exchange basis and may require a refundable core deposit under Band 2 surcharge terms. Contact the supplier for up‑to‑date pricing and exchange details.
Because installation and tuning are crucial for reliability and performance, professional fitting is strongly recommended. MJ Modifications in Warwickshire specialises in fitting and calibrating these hybrid turbochargers, with excellent customer feedback for drivability and durability. For booking or quotes, email info@mjmodifications.co.uk.
Why This Turbocharger Is a Trustworthy Upgrade
Every unit is designed, machined, and assembled with strict tolerances and fully VSR balanced. The uprated thrust kit, billet compressor wheels, and overhauled actuator ensure that the turbo can handle demanding boost levels without compromising long‑term reliability. This makes the BMW 530D E90 3.0 Single Turbo (05–07) 758351 Turbocharger a dependable choice for both enthusiasts and daily drivers.
If you’re searching for a high‑quality M57N2 hybrid upgrade, a 3.0d performance turbocharger, or a reliable OE‑based hybrid solution, this turbocharger offers exceptional capability backed by proven engineering. With meaningful power increases, excellent drivability, and strong long‑term durability, it is one of the best performance enhancements available for the 2005–2007 BMW 530D.