Guaranteed Fit

Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 1997 BMW Z3 2.8L Engine - Pre-cat Cyl 1-3 Oxygen Sensor.

Period. No Hassle. GUARANTEED.

We cover round trip shipping if we make a mistake.

Check out the video below to view the Guaranteed Exact Fit process from start to finish!