2020-2026 Duramax 6.6 Stainless Steel 4" Full Exhaust featured power loss

power loss

that are known to explode or burst due to the heat and boost levels of your 6

7 exhaust system

GMC made a production change in the connection between the catalytic converter and the turbo direct pipe on the L5P

5" Flex Back Race Exhaust

2020-2026 Duramax 6.6 Stainless Steel 4" Full Exhaust featured power lossThis is a 4" Downpipe back single exhaust system that compares to the 20141NM or SS20141NM system by FLO PRO and similar systems by MBRP and Jamo for the 2020 2026 6. 6L, 2500 3500 W OEM 4 BOLT FLANGE EC CC SB LB DUALLY, PICKUP ONLY. This kit allows you to remove the restrictive OE exhaust system, it will open up your exhaust system and lower your EGTs. This exhaust system does not include a muffler and is intended for race trucks only. Comes with all