2017-2023 Chevrolet Silverado & GMC Sierra L5P 6.6L Duramax Diese 3.5" Downpipe Exhaust Catalytic Converters 25540-D4500

25540-D4500

0L L4 2005-2009

Can be used in oil tank

0 Hatchback Petrol 08/2014 on FWD 12 75 55

For Dodge Ram 2011-2017

2017-2023 Chevrolet Silverado & GMC Sierra L5P 6.6L Duramax Diese 3.5" Downpipe Exhaust Catalytic Converters 25540-D4500Feature: The downpipe on your turbocharged vehicle is directing the exhaust gases out of the turbine housing into the exhaust system. An aftermarket downpipe will typically be larger in diameter and either uses a high flowing catalytic converter or remove the catalytic converter altogether. By removing the factory downpipe and replacing it with a high flowing unit you are allowing the turbo to more efficiently move gases away from the turbine which