MBRP Exhaust Pipe Adapter 3.5 Inch OD To 5 Inch ID Adapter Aluminized Steel UA2005 2011-2015-6.6l-lml-duramax 85 percent less backpressure than

85 percent less backpressure than stock

3 Inch Dual Muffler Axle Back

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3 power levels with on the fly level changing (with switch)

MBRP Exhaust Pipe Adapter 3.5 Inch OD To 5 Inch ID Adapter Aluminized Steel UA2005 2011-2015-6.6l-lml-duramax 85 percent less backpressure thanBridge the gap between 3. 5" OD and 5" ID exhaust components with the MBRP Universal Aluminized Steel Adapter. Whether you're connecting components from two different exhaust systems or routing around a size mismatch on a custom build, this straight adapter delivers a secure clamp on connection on both ends with no welding required. Heavy gauge aluminized steel construction handles the heat and vibration of regular use reliably. MBRP builds every