How-To: Install a Cold-Air Intake

Our ’95 Dodge Ram 2500 project truck, known as Triple Threat, is basically stock, save for a few engine upgrades and a heavily modified transmission. That’s all about to change, as we’re looking to upgrade turbochargers and add even more fuel. But before we do that, we’ll be addressing the basics: intake and exhaust.   |   major Airflow afe Intake Since we’ll eventually be installing a much larger turbo than stock, we chose the AFE Stage II intake because of its awesome flow characteristics: 50 percent more air than the factory version. This intake will help us keep our turbocharger from overspeeding, and it even allowed us to pick up about 5 hp using our factory Holset HX35. Best of all, we can now hear a big turbo whistle coming from under the hood—even with our stock turbo.   |   Our stock intake didn’t offer much in the looks department, and it would also become an airflow restriction when we stepped up turbochargers. We decided to go with an aftermarket intake to add some performance and looks.