IQX56-12134300FSNC

Infiniti QX56 / QX80 V8 5.6L Full System

  • Our full system provides the most aggressive tone yet it is drone and rasp free. Add 40 RWHP to your QX80 or QX56 with our header and full exhaust, which feature state-of-the-art component engineering. Answering the call for high quality header & exhaust systems for 5.6L V8 Infiniti QX56 (2012-2015) / QX80 (2017-Present) was a top priority for American Racing Headers. Our newest systems for this application provide up to 40 Rear Wheel HP, which really wakes up this popular SUV. That’s power you can feel along with increased torque and fuel mileage.

    ALL American Racing Headers Exhaust Systems are for OFF-ROAD use only.

  • Product features on this system includes:

    1. 100% Made in the USA - Never Outsourced
    2. Made entirely of 304 stainless steel
    3. 3/8" thick laser-cut flanges for a warp-free seal
    4. Hand-ported TIG welded inlets
    5. Optimized primary tube routing for superior fit and performance
    6. Merge collectors with scavenger spikes
    7. Catted systems feature 200 cell metallic substrate catalytic converters for extreme durability