Dinan Stage 3 Performance Engine Software for BMW 550i E60 650i E64 Convertible 650i E63 Coupe 750i & Li E65-E66

Dinan D903-5053

All orders will include an AutoTalent window decal

Stage 3 Performance Engine Software has been designed specifically for use with Dinan’s High Flow Throttle Body, optimizing performance and drivability. The programming includes a 200 rpm increase of the rev-limit for manual and SMG cars and a 100 rpm increase for automatics. The top speed governor is also removed.

Special Note: 

Recommended for use with Dinan High Flow Throttle Body.


  • 2006-2010 BMW 550i Sedan
  • 2006-2010 BMW 650i Convertible
  • 2006-2010 BMW 650i Coupe
  • 2006-2008 BMW 750i Sedan
  • 2006-2008 BMW 750Li Sedan
Product Specifications:
Labor Hours/Installation Hours 0.50
Emission Status 50 State Emissions Legal.
California Air Resources Board Executive Order Number D-176-37.
Included Notes Included Item Details