AC Schnitzer performance upgrades offer a unique solution to boosting your car's performance while retaining warranty cover on your car. Every AC Schnitzer performance upgrade delivers a substantial, but safe, performance increase and comes with a 3 year* warranty from AC Schnitzer to cover the tuned engine and drivetrain and run alongside your BMW factory warranty. For cars with OPF tested to WLTP standard, the filters are included in the warranty.

• Premium quality - developed by BMW tuners with over 30 years experience.
• Standard car software is retained so the car can be serviced and updated by BMW as usual.
• The standard ECU is not altered or tampered with a secondary ECU accesses CANBUS data to deliver the performance increase.
• Standard driveability retained. Smooth, effortless performance with safer overtaking.
• Efficient Performance - no increase in emissions in most cases
• Opportunity to enhance the performance of a lower tax bracket car without paying more tax
• Can be ordered and installed at selected BMW dealers and independent specialists around the UK and Ireland.
• Unique, worry-free warranty solution included.

Please Note: Product registration is required, we will contact you for details after purchase. Please choose the correct build date for your car when ordering. If you are not sure about this, please contact us for advice.

*from date of first registration. Conditions apply.

• BMW 5 Series G30 G31 (2015+)
• 540i & 540ix

• Model: 540i
• HP standard: 340
• HP tuned: 400 
• Detailed information

1100230350-36-540i (Up to 06/19)

1100230370-36 (From 07/19)

Manufactured by

AC Schnitzer

Warranty

In principle, all AC Schnitzer products sold in the UK carry a two-year manufacturer's warranty, or until the end of the 3 year BMW warranty period, whichever is longer.