Product Description
MBRP PERFORMANCE EXHAUST
\n3" TURBO DOWN PIPE
\n2011-2015 CHEVY GMC DURAMAX DIESEL 6.6L
\nPart # GMCA427
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Features:
\n- Greater Heat Retention
\n- 20% Greater Flow Over Stock
\n- Richer Diesel Sound
\n- Will not Affect Emissions (DPF system or the Urea injection system)
\n- Gains of +21 HP and +24 lb/ft Torque
\n- Carb EO # D-763-2
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