hyundai elantra 2000

I have a piered exhaust. Can I drive the car? Can the pipe be fixed or does it have to be replaced? Please help!

2010 hyundai elantra

I just had a new alternator put in. now my lights don’t work, the clock don’t work and I cant lock the doors

Hundai Elantra 2015

how can i know the size of engine and it’s New or Manufacture.