STAGE 2 PACKAGE | BMW G2x M340i / M440i B58 Downpipe / OPF Delete Midpipe / MHD / xHP

Stage 2 Performance Package – BMW M340i (B58)

Developed for drivers who demand sharper response, increased power, and refined drivability, the Stage 2 Performance Package for the BMW M340i unlocks the full potential of the B58 engine and ZF 8-speed transmission.

This package combines high-flow hardware with proven software, delivering significant gains in power and torque while maintaining factory-level integration and control.

Package Includes:

• Evolution M Downpipe – available in catless, catless with heat shielding or 200-cell high-flow catalytic configuration

• Evolution M OPF Delete Midpipe – optimized exhaust flow and enhanced sound

• MHD Super License (B58) – full access to advanced tuning features

• MHD Adapter – direct OBD communication for flashing and diagnostics

• xHP Flash License (ZF 8-Speed) – optimized transmission performance and shift logic

Key Benefits:

• Noticeable increase in horsepower and torque

• Faster turbo response and improved throttle sensitivity

• Refined exhaust note with reduced backpressure

• Optimized gearbox behavior with quicker, more decisive shifts

• Fully customizable tuning via the MHD platform

Designed for enthusiasts building their M340i, this package delivers performance you can feel on every drive.