The BMW Bosch Gen 1 B58 Injectors are designed to operate at higher fuel pressures than traditional port injection systems. A properly functioning fuel system is crucial for optimal engine performance, so if your BMW is experiencing misfires or a rough idle, it could be due to faulty fuel injectors. Unfortunately, the original equipment B38 B48 B58 direct injection system is limited by low-quality injectors that are prone to premature failure. Upgrade to these ethanol-compatible, direct replacement injectors from Bosch to take your build to the next level and ensure your B38 B48 B58 motor is running at its best.

Note: Injectors must be coded via. ISTA-P prior to completion of installation.
Custom tuning is a must when upgrading fuel injectors, please ensure your tune/software is suitable and calibrated for hardware installed on your vehicle.

Kit Contents

Bosch Fuel Injector BM- 13538625396 / 13537639990 / BOS-0261500541

Compatibility:

• BMW 1 Series B48 120i 125i F20/F21
• BMW 1 Series B58 M140i F20/F21
• BMW 2 Series B48 220i 230i F22/F23
• BMW 2 Series B58 M240i  F22/F23
• BMW 3 Series B48 320i 330i F30
• BMW 3 Series B58 340i F30
• BMW 4 Series B48 420i 430i F32
• BMW 4 Series B58 440i F32
• Mini Cooper B48
  

Requires Tuning

• Bootmod3
• MH Tuning
• Other Tuners

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