Using a torque wrench is an important part of any auto repair job. It ensures that the parts are tightened to the correct specifications, which helps protect both you and your vehicle. It also helps reduce wear on parts from over or under torquing as well as prevent leaks and gasket damage, which can lead to costly repairs down the line. By using a torque wrench, you can guarantee that all bolts have been properly tightened so that everything remains secure long after you finish your work - no more worrying about whether or not something will come loose after driving for some time! Not only does it save money in the long run by avoiding expensive repair bills due to leaking fluids or engine damage caused by incorrect tightening, but it also gives you peace of mind knowing that whatever job you did was done correctly and with precision.