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. Thats power you can feel along with increased torque and fuel mileage.
Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.
Product features on this system includes:
- 100% Made in the USA - Never Outsourced
- Made entirely of 304 stainless steel
- 3/8" thick laser-cut flanges for a warp-free seal
- Hand-ported TIG welded inlets
- Optimized primary tube routing for superior fit and performance
- Merge collectors with scavenger spikes
- Catted systems feature 200 cell metallic substrate catalytic converters for extreme durability