Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 2003 Audi Allroad Quattro 4.2L Models - Secondary Unit - Left Side Radiator.

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!