MBRP 11-15 Chev/GMC 6.6L Duramax 3in Black Turbo Down Pipe Ignition>Spark Plug Wire Sets OEM Specific Quality made For

OEM Specific Quality made For Direct Plug-And-Play Fitment

Outlet Diameter Tip

The housing utilizes the factory hood scoop and retains the water separating functionality

This technology uses an internal GPS module to determine the vehicles speed

so with a cold air intake

MBRP 11-15 Chev/GMC 6.6L Duramax 3in Black Turbo Down Pipe Ignition>Spark Plug Wire Sets OEM Specific Quality made ForReplace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.