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Description

Improved throttle response Black powdercoated heat shield and inlet pipe Dyno results: max gains 12-14bhp Easy to maintain dry pleated filter Cold air straight to the turbo charger

Highlights

  • Black powdercoated heat shield and inlet pipe
  • Maximum power gain 12-14 bhp (dyno tested)
  • Dry pleated filter, easy to maintain
  • Cold air flow directly to turbocharger
  • Fits BMW B58 140i, 240i, 340i, 440i (model BW-B5801)

Key specifications

Heat Shield Finish
Black powdercoated
Inlet Pipe Finish
Black powdercoated
Power Gain
12-14 bhp
Filter Type
Dry pleated
Air Delivery
Cold air straight to turbo charger
Compatibility
BMW B58 140i 240i 340i 440i
Model Number
BW-B5801

Pros

  • Improved throttle response
  • Black powdercoated heat shield and inlet pipe for durability
  • Measurable power gain of 12-14 bhp
  • Easy‑to‑maintain dry pleated filter
  • Direct cold air feed to turbocharger

Cons

  • Fit limited to BMW B58 140i, 240i, 340i, 440i engines

Frequently asked questions

Which BMW engines does this kit fit?

It fits BMW B58 engines, specifically the 140i, 240i, 340i and 440i models.

What power increase can I expect?

Dyno results show a maximum gain of 12-14 bhp.

How do I maintain the filter?

The dry pleated filter can be cleaned and re‑oiled as needed; no wet filter to replace.

What is the finish on the heat shield and inlet pipe?

Both are black powdercoated for durability and corrosion resistance.

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