Download Stock System Removal: Please read the following instructions carefully. Following the instructions carefully will make the removal and installation easier, more organized, and will hopefully result in a professional quality install. Place the vehicle up on jack stands or a hydraulic lift to provide access to the bottom of the vehicle. You should plan to get the bottom of the vehicle at least 2 feet off the ground to allow for the insertion of the headers from below. Once the vehicle is secure remove the front tires. • For safety and to protect your vehicle’s electrical system, remove the ground cable from the negative battery terminal. The battery compartment located in the trunk on the Camaro and is shown in the pictures below. The battery can be located by lifting up the carpeted trunk floor cover. You then will then see a plastic cover and plastic nut, remove these to expose the battery. Under the Hood: • Remove the engine cover. • Remove the spark plug wires from both the coil packs and the spark plugs. (do not pull on the wires, pull on the boots) • Remove the spark plugs from both engine banks. Be careful not to crack the insulators during removal. • Loosen the bolt holding the oil dip stick tube bracket to the right (passenger) side head and remove dipstick. • Unplug the front O2 sensors at this time. Under the Vehicle: • Remove the rear O2 sensors from the stock exhaust system. Be careful not to ruin the threads during removal. Threads have been known to gall during removal. If this occurs, your only choice is to replace it or them with new ones.