Modern Ignition Upgrade for BMW N54 Engines

Upgrade your BMW N54 with the SETES B58 Coil Conversion Kit – a complete plug-and-play solution that brings modern ignition performance to your legendary twin-turbo engine. Designed for reliability, clean installation, and high performance, this kit allows you to run the powerful OEM B58 ignition coils found in BMW’s latest turbocharged models.

Whether you're running stock turbos or a high-boost, fully built setup, this conversion delivers a stronger, more consistent spark. The result: fewer misfires, better combustion under load, and a more confident engine at every RPM.

What's Included

• CNC-machined billet aluminum bracket for precise coil positioning
• Custom plug-and-play wiring harness compatible with OEM N54 connectors
• 2 x BMW OEM torx screw
  
• Custom ignition coil boots

Why Upgrade

• Enables use of modern OEM B58 ignition coils for maximum reliability
• Delivers a stronger, more stable spark—especially under boost
• Helps eliminate ignition-related issues in tuned engines
• No cutting or soldering – completely plug-and-play
• Recommended setup: OEM B58 coils + NGK SILZKBR8D8S spark plugs (2-step colder)

Performance Refined. Reliability Delivered.

Engineered in Finland. Trusted by BMW enthusiasts and professional tuners worldwide.