Pulled an M20B27 from my 528e and found it had a turner chip. Swapping to a B25 so no need for it. $100 for the chip, $145 for computer and chip. I'll include the original if you take the computer also.
Horsepower Gain
+ 24 @ 4500 RPM
Torque Gain
+ 28 @ 4500 RPM
New Rev Limit
5300 RPM

529342_10152746656905068_1758256059_n by justinmdougherty, on Flickr
Justin
Horsepower Gain
+ 24 @ 4500 RPM
Torque Gain
+ 28 @ 4500 RPM
New Rev Limit
5300 RPM

529342_10152746656905068_1758256059_n by justinmdougherty, on Flickr
Justin
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