American Racing Headers 1 3/4" Long Tube Headers, Catted Y-Pipe 2014-2018 Silverado & GMC Sierra 1500 5.3L

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Frequently bought together:


  • 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



ARH long tube headers long system for the GM Truck 5.3L 2014-2019 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.



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



Emissions Disclaimer: This product is NOT CARB legal and CAN NOT ship to California.




Part Number: ARH-GM53-14134300LSWCL

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Prop65 WARNING California Residents - cancer (and/or reproductive harm) -