Quote:
Originally Posted by Killerfish2012
If you guys need the O2s to show readiness, you can inquire about the S65 / E90 M3 DPFIX made by burger tuning. Basically O2 sims that get plugged into the ecu. This is how I got my N54 to show readiness with a cobb stage 2 flash, on all monitors.
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Burger stopped selling it.... I passed my 335 with catless dp's also using BMS's dp fix.