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15.5-16 GM LML 6.6L Duramax MBRP 3" Armor BLK Turbo Downpipe (50 State Legal)

This downpipe from MBRP replaces the factory restrictive downpipe. Downpipe is aluminized mandrel bent steel and offers better flow to create a faster spooling turbo and reduces EGT's. The downpipe is coated in a high-heat satin black finished and is also wrapped in heat resistance exhaust wrap. 

CARB EO# D-763-2

Special fitment note: This downpipe is only for 2015.5-2016 models with the 3 bolt flange. Will not work with models with V-band connection.

Part number: GMCA428

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