MBRP 3″ Turbo Down Pipe – 11-15 GM Duramax – GM8427

Product Name: MBRP 3″ Turbo Down Pipe
Manufacturer: MBRP
Manufacturer Part #: GM8427
Thoroughbred Diesel Part #: MBRGM8427
Fitment Notes: MBRP 3″ Turbo Down Pipe – 11-15 GM Duramax – GM8427

MBRP 3″ Turbo Down Pipe – 11-15 GM Duramax

2015 Duramax LML Import Note:
We have come accross a design issue that affects SOME of the 2015 Duramax truck exhaust fitment. Previously released products for the LML Duramax will fit the 2015 Duramax ONLY if the Turbo Direct Pipe DOES NOT have a 3-bolt flange to connect the catalytic converter.

• Greater Heat Retention
• 20% 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