Installing a new header on your car engine is a process that can be done by anyone with basic mechanical skills. All you need is a set of wrenches and some basic hand tools. Before you begin, ensure you have the right tools and supplies for the job. You will need a set of wrenches, sockets, and ratchets in standard sizes. You will also need a torque wrench to ensure the bolts are tightened to the correct specifications. If this is your first time installing headers, it might be best to have someone help you out. If you're unfamiliar with the process, it can be difficult to do it yourself. But with a bit of practice, you'll be able to do it like a pr