560HP Performance Package — BMW B58 (M340i, M440i, M240i, 540i, 840i & More)

A complete horsepower package for BMW's B58-powered lineup, unlocking 430–560+ horsepower depending on model and fuel quality.

Complete Kit Includes:

• Downpipe — mandrel-bent 304 stainless, catless and catted versions available
• CEL delete kit — calibrated O2 sensor spacers
• Tuner — plug-and-play, preloaded maps

Installation: Downpipe is a direct bolt-on; tuner is plug-and-play. Higher-octane fuel required to reach peak figures.

Fitment:

• F2X/F3X Gen 1 B58 — 340i, 440i, M140i, M240i
• G20/G22/G42 Gen 2 B58 — M340i, M440i, M240i
• G30/G31 540i
• G14/G15/G16 840i