Stillen® (11-18) Infiniti M56/Q70 304SS Cat-Back System
Stillen® (11-18) Infiniti M56/Q70 304SS Cat-Back System


Stillen® (11-18) Infiniti M56/Q70 304SS Cat-Back System

Regular price$1,223.39
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    Compatible: (5.6L)

    2011 - 2013 Infiniti M56

    2014 - 2018 Infiniti Q70 


    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


    • WHP Increase (horsepower to the wheels)
    • Gain Torque
    • Mild note at idle; Cruising- Aggressive note under throttle
    • Compliments the factory exhaust cut out nicely
    • Perfect solution for those who value a more luxurious and quiet cabin feel along with enhanced sound.
    • Delivers an aggressive look that matches the enhanced exhaust note.

    The STILLEN exhausts for the Infiniti M35,M37,M45,M56 series are a great example of our R & 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.