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01-07 6.6L Duramax MBRP Aluminized 4" Exhaust System Off Road


This item was replaced with a new system and the year range fitment changed. Click here to view the S6005P exhaust.

MBRP 2001+ Chevy/GMC  Duramax Aluminized 4" Exhaust System

Aluminized Installer Series, Turbo Back with front pipe and cat-delete pipe.

Includes 304 stainless polished exhaust tip!

The Duramax has a refined toughness to it. MBRP Inc. Has left the refined part to General Motors, and added extra toughness. The Duramax makes big power gains with the high flow 4" mandrel bent exhaust system. Each system is a direct bolt on application and is manufactured as a full 4" system. Finish off the system with a 5" diameter mirror polished exhaust tip.(optional) Lower EGT (exhaust gas temperature), improved fuel economy along with more towing power are just some of the added benefits of having this system installer on the Duramax.

For 2001-2006 Chevy & GMC 6.6L Duramax Diesels 2500 & 3500 Series, all cab & bed configurations.

*NOTE: If installing on regular cab truck you must purchase the extension pipe listed below for proper fit.

Works on all LB7, LLY, & LBZ Duramax Diesels.

This item CANNOT ship to California.

Lame California Prop 65 Notice
Tags: MBRP , Duramax , LBZ , LLY , LB7 , Aluminized , Exhaust , System , off , road , S6004AL