American Racing: 2012-2018 Infiniti QX56 / QX80 V8 5.6L Short System Headers, 1-3/4" or 1-7/8"

American Racing Headers: 2012-2018 Infiniti QX56 / QX80 V8 5.6L Short System, 1-3/4" or 1-7/8"

ARH QX56 / QX80 Infiniti Short Systems are available with either 1-3/4” or 1-7/8” diameter, long tube primaries, each version featuring ARH exclusive TIG Welded 3” merge collectors and scavenger spikes. ARH headers feature 3/8” thick Stainless Steel flanges dressed with hand-ported inlets. Without question, expect a great fit from our headers to match their outstanding performance. System fits 5.6L V8 Infiniti QX56 (2012-2015) / QX80 (2017-Present)

• 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