BMW X3 M40i (2019-) G01 Valvetronic Exhaust System

Fi EXHAUST Valvetronic System for BMW X3 M40i (G01) / X4 M40i (G02) – Intelligent Sound, Exhilarating Performance

Upgrade the personality of your BMW M40i X3 G01 or X4 G02 with the Fi EXHAUST Valvetronic System, designed to deliver aggressive sound, increased power, and precise acoustic control. Crafted from high-grade T304 stainless steel, this direct bolt-on exhaust system transforms your daily drive into a dynamic and immersive experience.

Advanced Sound Engineering with Valvetronic Control

• Dual-Mode Sound Profiles: Toggle between refined daily driving and track-ready roar using your OEM exhaust/sport button, drive mode selector, or optional Fi EXHAUST Pro OBD2 remote and mobile app.

• Power Gains: Expect a 5–10% horsepower increase with the complete catless setup—featuring a valvetronic catback system and ultra high-flow downpipe.

• Tailored Sound:

  • Valves Closed: Subdued and smooth, ideal for city or comfort-focused driving.

  • Valves Open: Sharp, bold, and exhilarating—amplifying the B58’s signature tone.

Designed for the B58-Powered M40i Platform

Fi EXHAUST systems feature custom-engineered muffler internals optimized for the M40i’s 3.0L turbocharged B58 engine. The result is improved throttle response, reduced backpressure, and an aggressive exhaust note—all while maintaining OEM-level fitment and drivability.

Catback System – Non-OPF Version Includes:

• Front Pipe + Mid Pipe

• Valvetronic Muffler with EV Valve

• Quad Silver Tips

• EV Extend Cable
  Part No: BN-G02B58-CBE + TIP-70101Q-S + ACT-BN + CAB-BT2B*1
  Compatible with OEM electronic valve control (no remote included).

Optional Downpipes (Non-OPF Only):

• Ultra High Flow Catless Downpipe – BN-B58-NCAT

• Racing 100 Cell Downpipe – BN-B58-CAT100

• Sport 200 Cell Downpipe – BN-B58-CAT200

Optional Quad Tip Finishes:

• Titanium Blue – TIP-70101Q-TB

• Diamond Black – TIP-70101Q-B

• Gold Finish – TIP-70101Q-G

• Carbon Fiber – TIP-70101Q-C

Optional Fi EXHAUST Pro Remote System:

• OBD2 Control Module + Mobile App
  Part No: R2020OBD + OBD-CAB-5BNE

Important Notes:

• All components are sold separately to support tailored configurations.

• This system is compatible with Non-OPF vehicles only—verify your vehicle specification before purchase.

• Product fitment and design may vary by model year and market region.

• Images are for illustration only and may not reflect the latest version.

Why Choose Fi EXHAUST for Your M40i X3 or X4?

Fi EXHAUST delivers a track-inspired exhaust tone, intelligent sound control, and premium build quality, all while maintaining OEM functionality. Whether you’re cruising or charging hard, the system adapts to your drive—audibly and physically.

Drive boldly. Sound sharper. Experience Fi EXHAUST