ZZ Diesel EGR Valve Cooler Upgrade Hose Kit, 2011, 2012, 2013, 2015, 2016 GM 6.6L Duramax LML
Hose kit for part ZZ-12-52
The 2015 truck is a split year. To determine if you have the early or late version you can look at the flange on your downpipe. The 2011-2015 early uses a v-band clamp, 2015 late -2016 uses a 3 bolt flange.