MODE Stage 2 FBO Power Pack — BMW M140i / M240i / 340i / 440i (B58)

Unlock the full performance potential of your BMW B58-powered 1, 2, 3 & 4 Series with the MODE Stage 2 FBO Power Pack. Designed for enthusiasts chasing serious, reliable gains with factory-like drivability, this package delivers a fully modular full bolt-on (FBO) solution built specifically for the legendary BMW B58 engine.

When paired with bootmod3 Stage 2 OTS maps, the MODE Stage 2 Power Pack transforms your M140i, M240i, 340i or 440i into a torque-rich, fast-spooling street weapon, producing approximately 420–480 whp and 600–700 Nm torque, depending on fuel quality and configuration.

Each component has been selected to integrate seamlessly with the B58 platform, ensuring excellent thermal control, predictable power delivery, and proven long-term reliability.

Choose Your Stage 2 Mods

All components below are Stage 2 compatible, allowing you to build a tailored FBO setup or go all-in for maximum output.

Tuning & Calibration

• MODE x bootmod3 Ultimate Tuning Bundle for B58 – Stage 2 OTS maps for F & G-Series B58 platforms.

• MODE x bootmod3 Unlimited OTS Maps Bundle – Access multiple maps for different fuels and setups.

• MODE Ultimate OBD II WiFi ENET Adapter – Fast, reliable flashing for bootmod3, xHP, BimmerCode & more.

• bootmod3 Flex Fuel Kit (ECA) – CANBUS ethanol content analyzer for E85 and blended fuels.

Ignition

• NGK 94201 One-Step Colder Spark Plugs – Improved ignition stability under increased boost.

• NGK 94201 Spark Plug Bundle – Complete ignition refresh for Stage 2 reliability.

Intake, Inlet & Charge System

• MODE Design Performance Intake & Inlet Kit (B58) – Increased airflow and sharper turbo response.

• MODE Design Turbo Inlet Pipe Kit – Reduces restriction at the turbo inlet.

• MODE Design Silicone Intake Inlet Pipe – Reinforced, high-flow design for sustained boost.

• MODE Design Charge Pipe Kit – Eliminates the factory plastic failure point under high boost.

Intercooling

• MODE Design Performance Intercooler Heat Exchanger V2 – Maintains low intake temps for consistent power delivery during repeated pulls or spirited driving.

Exhaust & Downpipe

• MODE Design Decatted Downpipe (B58) – Maximum flow and turbo response.

• MODE Design 200 CPSI High-Flow Catted Downpipe – Performance gains with improved emissions control.

• MODE 5" Turbo-to-Downpipe Gasket – OEM-style sealing for leak-free fitment.

• MODE 5" Turbo-to-Downpipe V-Band Clamp – Secure, high-boost-rated connection.

Drivetrain & Transmission

• MODE x xHP Pro Flash License & Map Installation – Optimized ZF 8HP transmission tuning for faster shifts and higher torque limits.

Stage 2 Power Figures

With full bolt-on hardware and bootmod3 Stage 2 OTS tuning, expect:

• ~420–480 whp

• ~600–700 Nm torque

• Massive mid-range torque and fast turbo spool

• Smooth, linear power delivery

• Reliable performance with improved airflow and heat management

This setup turns any B58-powered BMW into a genuinely quick, confidence-inspiring performance car — perfectly suited to daily driving, highway pulls, and weekend fun.

Build Your Bundle

The MODE Stage 2 FBO Power Pack is completely modular. Choose only the parts you need, or go full bolt-on for maximum output. Every component is selected to complement the B58 engine, ensuring factory-level fitment, seamless installation, and proven results.

Above: The MODE BMW M140i showcasing Stage 2 full bolt-on performance.

Above: The MODE B58 Stage 2 Power Pack — everything the B58 needs.

Above: Full Bolt-Ons. Nothing wasted.