SL500 Performance Upgrade ?

Is there any such thing as a performance upgrade pkg/chip/module, etc. for the lowly sl500 ? (2003 sl500, non-sport, normal engine, etc.) Anybody out there have any experience with such? (power boost worth the effort, mpg, etc?) Thx. Cor

Is there any such thing as a performance upgrade pkg/chip/module, etc. for the lowly sl500 ? (2003 sl500, non-sport, normal engine, etc.)

Anybody out there have any experience with such? (power boost worth the effort, mpg, etc?)

Thx.
Cor

---------------------------------------------------------------------------
Visit this link to stop these emails: http://zpr.io/t5iAW