Both have rods knocking and have to be trailered. Intrepid 3.6L has 309000 and has newer tires, fuel pump and plugs & wires 10k miles ago. Altima 2.5L has over 200000 miles. Don't know much bout it. Someone sold us a lemon that dumped all the oil in 2 days so yep. 250$ each or best offer.