034 Motorsports Front Oxygen Sensors for Audi S4, S5, SQ5, A6, A7, Q8 2018-2024

If you're driving a B9 or B9.5 Audi S4, S5, or SQ5, you know how important every little part is to keep that beast running smoothly. These replacement oxygen sensors are a must-have if you re dealing with any trouble codes associated with bank 1, sensor 1 or 2. Trust me, swapping these out can make a world of difference in how your car performs.From my experience, these sensors tend to fail after someone gets a little too enthusiastic with the torque wrench during reinstallation. Over-torquing c