wear

Do these cars chew up tires? I ask because -- After several weeks of shopping for a 2015-2018 convertible, we finally chose a 2017 ecoboost vert with 38k miles. The car had been a rental unit. The higher than normal mileage was typical of former rentals whose 1st owners typically sent them to...

Just got new tires. Replaced after 6k miles to fix a mild vibration (it didn't) . Dealer said they were worn, which doesn't seem right, but anyway... I saw just now that the lines put on from the manufacturer are wearing off, but just on one section. Same on both tires. Is this a sign of uneven...

What are the possible consequences of running a downpipe without a tune? (other than the secondary o2 deficiency code and the pvc smoking issue) Could a downpipe cause unnecessary wear on the turbo, sensors, or engine? Would boost creeping/over boost or maybe even running lean be a possible issue?