I'm getting 29E0 and 29E1 even after replacing my oxygen sensors (two lambda sensor codes went away though). I havent had any misfires and other than maxing out fuel trims on the tune it runs fine. I'm wondering if it's injectors. Car should go into the shop next week; I'll update then.
Cobb E40 PROtune by Jake@PTF/RR catless DPs/aFe DCI/ETS 5" FMIC/ER CP/Forge DVs/Alpina B3 TCU flash/BMW Perf. Exhaust./BMW Performance Style 313s/M-Tech Rear