Chev/GMC Duramax 6.6L3 Inch Turbo Down Pipe For 11-15 Silverado/Sierra 2500/3500 Duramax MBRP

GM8427-BKSJ

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Aluminized Steel 3 Inch Turbo Down Pipe Chev/GMC Duramax 6.6L,3 Inch Turbo Down Pipe Replace that restrictive factory downPipe with a MBRP direct replacement downPipe for more flow, fuel economy, and better performance.
2011-2015 Chev/GMC-6.6L Duramax 3 Inch Turbo Down Pipe - Greater Heat Retention - 20 percent Greater Flow Over Stock - Richer Diesel Sound - Will not Affect Emissions (DPF system or the Urea injection system) - Gains of +21 HP and +24 lb/ft Torque 2011-2015 Chevrolet/GMC Duramax 2500/3500 Will not work with a 3 bolt flange style connection Not to be sold in California

Aluminized Steel
3 Inch Turbo Down Pipe
Chev/GMC Duramax 6.6L
Replace that restrictive factory downPipe
more flow, fuel economy, and better performance
2011-2015 Chev/GMC-6.6L Duramax
Greater Heat Retention
20 percent Greater Flow Over Stock
Richer Diesel Sound
Will not Affect Emissions (DPF system or the Urea injection system)
Gains of +21 HP and +24 lb/ft Torque
2011-2015 Chevrolet/GMC Duramax 2500/3500
Will not work with a 3 bolt flange style connection
Not to be sold in California