A dash cam is one of those things you hope to never actually need. When you have front and rear coverage, you have a digital witness for accidents or parking mishaps. Expect to pay around $350 for a quality bundle that includes the hardwiring kit for professional installation.
Timing matters here. Retailers often drop prices during major holiday sales like Black Friday or Memorial Day. Keep an eye out for these windows to grab your gear for less than the usual sticker price.
This 0% window is not free money; it is a tool to manage cash flow. If you have a balance left when the 18 months are up, the bank will start charging you regular interest on what you still owe.