2016-19 Camaro LS, LT 3.6L - American Thunder Axle-back Exhaust System 817743YouTube Button

Flowmaster American Thunder Axle-back Exhaust System

2016-2019 Camaro LT, LS coupes and convertibles with 3.6L engine.

PART# 817743

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Fits 2016-2019 Chevrolet Camaro LT, LS with 3.6L engine. Does NOT fit vehicles fitted with NPP performance exhaust option with Quad Tips.


The Flowmaster® American Thunder® Axle-back exhaust system for the 2016-2019 Camaro LT and LS (coupes and convertibles) with the 3.6L engine is perfect for the person looking for an aggressive exterior sound level and mild interior sound level. This bolt-on emissions-legal system features a pair of specially tuned resonator/mufflers and pipes for maximum performance and a deep tone. The system uses all mandrel-bent stainless steel tubing and is finished off with a large pair of 4.00-inch polished stainless steel tips. Other features include our Lifetime Limited Warranty and system is designed for an easy fit using the factory hanger locations. The system includes all necessary parts, hardware and installation instructions for a quick an easy installation you can do at home. Note: This system does Not fit vehicles with the Performance Exhaust Option.


  • Dyno Tuned For Maximum Performance
  • Uses the Factory Hanger Locations
  • Stainless Steel Construction
  • Quick and Easy Installation
  • Lifetime Limited Warranty
  • All Mandrel-bent Tubing
  • Flowmaster Quality


California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Catalytic Converter IncludedNo
Emission Code5
Exhaust SeriesAmerican Thunder
Exit PositionDual Out Rear
Heat ShieldNo
Inlet Diameter (in)2.5
Material409S Stainless Steel
Mount TypeUses Factory Hangers
Muffler ColorBlack
Muffler Part NumberKit Only
Muffler Quantity2
Muffler SeriesN/A-Tuned Resonator
Muffler ShapeOval
Muffler TypeWelded Baffle
Outlet Diameter (in)2.5
Product TypeExhaust System
Single DualDual
Sound LevelModerate/Aggressive
System TypeAxle-back
Tip CutAngle
Tip Diameter (in)4
Tip Edge StyleCut
Tip FinishPolished
Tip Length (in)5.25
Tip LogoEmbossed
Tip Material304 Stainless Steel
Tip Quantity2
Tip ShapeRound
Tubing Diameter (in)2.5
Part Number817743


This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Fits 2016-2019 Chevrolet Camaro LT, LS with 3.6L engine. Does NOT fit vehicles fitted with NPP performance exhaust option with Quad Tips.


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      Some parts are not legal for use in California or other states with similar regulations.