We are selling MBRP downpipes For the Chevy Duramax, part# GM8424 at a discounted price! These downpipes are factory seconds and they are missing the mounting bracket. Buy one of these wrapped downpipes for the low price of $99 your cost!! Be sure to take advantage of this discounted price and place your order before they are all gone! If you have any questions, please let us know. Thank you!