No matter the condition of your 2015 CTS, OPGI has the Lamps & Lenses you need to boost performance and get you back on the road. We currently carry 33 Lamps & Lenses to choose from for your 2015 CTS, and our Price Match Guaranteed prices range from as little as $3.01 up to $436.99. OPGI offers Oracle Lighting plus four other trusted brands of Lamps & Lenses for your 2015 CTS, to help you find quality parts you can rely on. With OPGI's 45-day return policy and thousands of 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 Lamps & Lenses in person.