LEIB Engineering BMW OPF/GPF/PPF Delete Bypass Emulator Module | F-Series & G-Series Single Turbo 4 & 6 Cyl (B48/B58) | Plug-and-Play Particulate Filter Simulator/Controller | Stock ECU No Tune, No CEL/DTC | Reversible | Track/Off-Road Only

LEIB Engineering OPF GPF Bypass Emulator for BMW F Series and G Series Single Turbo 4 cylinder and 6 cylinder

Unlock exhaust flow on your BMW without a remap. This LEIB Engineering petrol particulate filter emulator allows the physical removal of the OPF GPF hardware while retaining the factory calibration, delivering a clean dashboard with no warning lights and OEM-like reliability. Fully reversible, direct-fit and built for enthusiasts who want simple, dependable results.

Required for correct operation: LEIB CAN MIL DeleteR must also be installed.

Why this OPF GPF solution stands out

• Keep your stock engine software. No coding and no ECU flash required.
• Direct-fit harness with automotive-grade connectors for stable, long-term performance.
• Installs neatly in the engine bay and can be removed to return to standard at any time.
• No dashboard lights and no DTCs stored. Dealer diagnostic equipment does not see it.
• Clear, illustrated online fitting guide included. Typical install time around 60 minutes.

What it does

The module emulates the exhaust particulate system signals so you can remove the petrol particulate filter section on compatible BMW F Series and G Series single turbo petrol models. It is the straightforward way to complete an OPF GPF hardware delete while keeping the original ECU strategy intact.

Real-world results

We have installed and used this LEIB Engineering unit on customer cars and our own demonstrators. Feedback has been consistently positive, praising the error-free operation, tidy fitment and the flexibility of being able to revert to stock whenever needed.

Compatibility

For BMW F Series and G Series petrol models with single turbo 4 cylinder and 6 cylinder engines, including popular applications with B48 and B58 powerplants that are equipped with an OPF GPF. If you are unsure about suitability for your specific chassis and engine, contact us and we will confirm before you order.

Important notes

• No fault memory entries and no check engine light when installed correctly.
• Not identifiable by BMW dealer test equipment.
• Images may show a pressure sensor that is not included.
• For track use and off road use only. Removal of emissions equipment is not permitted for road use.

Installation and fitting support

Supplied with step by step online instructions for a straightforward DIY install. Professional installation is recommended for best results. MJ Modifications offers expert fitting at our Warwickshire workshop. Request a fitting quote via info@mjmodifications.co.uk.

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