MBRP Exhaust builds the industry’s leading aftermarket performance exhaust system for your GM Duramax 6.6L diesel pickup. Designed to improve your diesel’s exhaust air flow by increasing the pipes diameter, decreasing its bend angle and adding in a free flowing performance muffler MBRP has created the highest flowing exhaust system on the market. Upgrading your Duramax diesel’s exhaust can decrease exhaust gas temperatures, improve horsepower and increase throttle response.
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