performance/mileage add ons

[binka]

so, does anyone have any experience with performance/mileage add ons? i've seen adds and come ons for chips or modules that allegedly increase mileage and or hp. are these bogus...or? binkster

 

[standby-V]

Binka? did you read my thread under XLR-V. If you gotta a V you cando the same thing.

so, does anyone have any experience with performance/mileage add ons? i've seen adds and come ons for chips or modules that allegedly increase mileage and or hp. are these bogus...or? binkster