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150380

GM Truck 5.3L 2019-2021 Long System

  • ARH long tube headers long system for the GM Truck 5.3L 2019-2021 features 304 stainless steel 1 3/4" primaries, 3" merge collectors, and y-pipe along with all the necessary hardware and gaskets for a bolt-on installation.

    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:

    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

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