Guaranteed Fit

Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 1990 Nissan Pick-Up Truck D21 Models - 3.0L Engines Knock 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!