This is a Diesel Laptops branded cable that works with your Noregon DLA+ 2.0 Adapter. This is the standard OBDII cable used on heavy vehicles manufacturerd by Volvo and Mack. Volvo switched to the “purple OBDII” port in 2013, and Mack did the same in 2015. The original Noregon part number is 121591. This item is guaranteed to work with your Noregon DLA+ 2.0 Adapter, and saves you money.