STILLEN Near Cat-Back Exhaust for 2011-2013 Infiniti M56 / 2014-2015 Q70 V51 - 504456 The STILLEN exhausts for the Infiniti M35,M37,M45,M56 series are a great example of our R and D work.

Choose from Cat-back and rear section exhaust systems. Each STILLEN Infiniti M Series exhaust systems is constructed of 100 percent mandrel bent tubing for optimal flow. T304 polished stainless steel is used in the Tips, End Pipes, and Muffler for long life and a sharp look. The straight through Mufflers are wrapped in exclusive Italian Granite Wool for durability and responsible sound levels.

Product Features

• Near Cat-Back Exhaust System
• 304 Stainless Steel Construction
• Polished Stainless Tips, End Pipes and Mufflers
• Increase of Horsepower and Torque
• Mild at Idle/Cruising - Aggressive Note Under Throttle
• Limited Lifetime Warranty