Wehrli 2015.5-2016 LML Duramax 3" Stainless Down Pipe (3 Bolt Flange)

- 3" Stainless Downpipe (3 bolt flange) - Heat Wrap - No Tuning Required - Made in USA Replace the restrictive crushed factory down pipe on your 2015.5-2016 LML Duramax with this full 3" Stainless steel down pipe. For use with factory turbo or factory style drop in turbo on trucks with the 3 bolt flange exhaust connection. Replaces the following GM Part Numbers: 12674630, 12655717 For 2011-2014 style exhaust system with v-band connection use Down pipe PN: WCF100704