No matter the condition of your 2003 Escalade EXT, OPGI has the Tools products you need to boost performance and get you back on the road. We currently carry thirteen Tools items to choose from for your 2003 Escalade EXT, and our Price Match Guaranteed prices range from as little as $7.99 up to $358.99. OPGI offers Comp Cams plus zero other trusted brands of Tools products for your 2003 Escalade EXT, to help you find quality parts you can rely on. With OPGI's 45-day return policy and four customer reviews, you can shop with the utmost confidence. Enjoy parts delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Tools items in person.