No matter the condition of your 2008 CTS, OPGI has the Engines & Components you need to boost performance and get you back on the road. We currently carry 54 Engines & Components to choose from for your 2008 CTS, and our Price Match Guaranteed prices range from as little as $4.16 up to $27,749.99. OPGI offers Comp Cams plus nine other trusted brands of Engines & Components for your 2008 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 Engines & Components in person.