475 Wheel Horsepower Package for Gen2 B58 BMW
Transform your B58 powered BMW M240, M340, M440 into a 475whp beast with our simple bolt-on performance package!
Save $261.49 when you purchase this package.
JB4® 475 Wheel Horsepower Gen2 B58 Package
Get up to 475 wheel horsepower while saving time and money with this easy to install package. Horsepower gains depend on fuel used.
BMW 2 Series
• 2022+ G42 B58 BMW M240i and M240i xDrive
BMW 3 Series
• 2019+ G20 G21 B58 BMW M340i and M340i xDrive
BMW 4 Series
• 2021+ G22 G23 G26 B58 BMW M440i and M440i xDrive including Gran Coupé
Install guides can be downloaded from each products page.
JB4 Bluetooth Wireless Phone/Tablet Connect Kit
BMS B58 BMW M240i M340i M440i Competition Cold Air Intake
BMS Turbo Double Baffle Oil Catch Can for G Chassis B58 M240 M340 M440
6 NGK 94201 B58 Spark Plugs
BMS Billet Spark Plug Gapper Tool (12mm)
BMW / MINI - Magnetic Spark Plug Socket
Specialty Spark Plug Feeler Gauge
Official JB4® Logo Car Emblem/Badge
Official JB4® License Plate Frame
JB4 Magnetic Air Vent Phone Mount Holder
Recommended add-ons (sold separately, not included in package)
BMS Billet Oil Filter Cap for B58 BMW Engines
Fuel-It! Bluetooth FLEX FUEL KIT for the B58 BMW M240i, M340i, & M440i
Dyno results 2020 BMW M340i