AFE LARGE BORE HD 3" DPF-BACK EXHAUST SYSTEM (POLISHED TIP) 5" Exhaust SuspensionMAXX provides all hardware needed

SuspensionMAXX provides all hardware needed and components are quickly installed using job specific tools

There's no guesswork

This whole package takes the guesswork out of transforming your new L5P

DO NOT over oil your filter

Derringer's special coolant temp watchdog prevents power addition when the engine is too cold or overheated

AFE LARGE BORE HD 3" DPF-BACK EXHAUST SYSTEM (POLISHED TIP) 5" Exhaust SuspensionMAXX provides all hardware neededAFE 49 44128 LARGE BORE HD 3" DPF BACK EXHAUST SYSTEM 2020 2021 GM 3. 0L DURAMAX (CREW & EXTENDED CAB) The AFE 49 44128 Large Bore HD 3" DPF Back Exhaust System is a high quality performance replacement for the exhaust system in your 2020 2021 GM 1500 3. 0L Duramax. This exhaust system will look great while performing better as it features 409 stainless steel tubing that is mandrel bent for optimal flow. The 304 stainless steel exhaust tips included