Originally Posted by aflyrice
I see. Hopefully the o2s aren't too painful to replace.
30 min job tops! rememer to not twist the wires when installing them.
1. Remove engine cover
2. remove/unplug both connectors (black wired O2 goes to front Dp, Grey goes to rear Dp)
3.free both wires from clips around valve cover
4. take belly pan off
5. undo both sterring rack bolts and move seering rack out of the way
6. remove 02 sensors and reverse steps.
JB4 G5, 455 LPFP, HFS-4 meth kit, BMS OCC, Motiv 750 ST, RB valve, BMS DCI, 3" AR Dps, Custom OC W/ SS lines, ER FMIC, ER CP W/HKS BOV, M3 control arms, M3 guide rods, M3 upper links, M3 front & rear sway-bars, HPA rear toe arms, Wavetrac LSD, HPF Gen 2 exhaust DEFIV kit, KW clubsport, Delrin solid subframe bushings, stoptech rotors, Rogue Tranny Mounts, 1M bumper, M3 CF hood, MORR VS8.2 rims 245/295