MBRP GM8427 3" TURBO DOWNPIPE 11-15 Duramax Hoodies providing quicker spool-up and higher

providing quicker spool-up and higher airflow than the factory turbochargers

At Banks Power

The Derringer also auto-adjusts power if knock occurs due to bad fuel

Proven Results

While these upgraded turbos are an excellent upgrade for those looking to make big power or eliminate the VGT for various reasons

MBRP GM8427 3" TURBO DOWNPIPE 11-15 Duramax Hoodies providing quicker spool-up and higherDESCRIPTION The MBRP GMCA427 3" Turbo Downpipe eliminates the restrictive factory downpipe in your 2011 2015 GM 6. 6L Duramax LML. Featuring a mandrel bent aluminized steel construction, the MBRP 3" Turbo Downpipe provides a smoother flow from the turbo resulting in lower EGT's, increased performance, throatier sound, and faster turbo spool up. Each Downpipe is coated with a satin black high heat coating and wrapped with a high heat thermal wrap for