Description

Product Description:nnThe PPE High-Flow Exhaust Manifold wiht Up-Pipes for your 2011-2016 6.6L Duramax inceases exhaust flow by 20% and are 50 state emissions legal.  Designed to outlast your truck and are made from high-quality cast iron and the up pipes are made from stainless steel.  Plus the aircraft grade Up-Pipe are high-flow, internally sleeved, and have an increased inner diameter.nn nnFits:n

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• 2011-2016 GM 6.6L Duramax LML

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n nnFeatures:n

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• Significant Reduction in exhasut backpressure

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• Free Flowing Stainless Steel Inner Bellows

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• Stainless Steel 11-Gauge .120-inch Wall Diameter Up-Pipes

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• Built In Bosses, Pre-Drilled and Tapped 1/8″ NPT For EGT Gauge

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n nnNotes:nn2015-2016 models minor modification to the upper shock mount is required for installation.