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Flowmaster

Flowmaster American Thunder Cat-back Exhaust System

2015-2021 Dodge Charger SRT 392, R/T Scat Pack models with 6.4L engine, and Hellcat with 6.2L engine. Retains factory MDS valve function.

Part # 817758 Be the first to write a review
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$1,462.95
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The Flowmaster American Thunder® Cat-back exhaust system for 2015-2021 Dodge Charger SRT 392, R/T Scat Pack models with the 6.4L engine, as well as the SRT Hellcat with the 6.2L engine. This system is perfect for the person looking for an aggressive exterior sound level while maintaining a moderate interior sound with all of the performance benefits that you would expect from Flowmaster®. The bolt-on 409S stainless steel system features our exclusive dual 3.00-inch Scavenger Series® X-pipe assembly for maximum power and a deep unique tone. The mandrel-bent tubing flows into a pair of specially built Super 40® Series mufflers with 3.50-inch interanls for a deep powerful sound. The tailpipes include valves with actuator stands for the factory MDS system, and the tailpipes are finished off with a pair of large 4.00-inch polished stainless steel tips embossed with the Flowmaster logo. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty and includes all necessary parts and hardware for an easy installation you can do at home.

Features:

  • Scavenger X-pipe for Maximum Power & Unique Tone
  • Functional Exhaust Valves and Actuator Stands
  • Uses the Factory Hanger Locations
  • Stainless Steel Construction
  • Lifetime Limited Warranty
  • Flowmaster Quality

About Flowmaster

Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound.

Brand Flowmaster
Catalytic Converter IncludedNo
Emission Code5
Exhaust SeriesAmerican Thunder
Exit PositionDual Out Rear
Heat ShieldNo
Material409 Stainless Steel
Mount TypeUses Factory Hangers
Muffler FinishGray
Muffler Inlet Diameter (in)3
Muffler Material409S Stainless Steel
Muffler Outlet Diameter (in)3
Muffler Part NumberKit Only
Muffler Quantity2
Muffler SeriesSuper 40 Series
Muffler ShapeOval
Muffler TypeWelded Baffle
Product TypeExhaust System
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tip CutAngle
Tip Diameter (in)4
Tip Edge StyleCut
Tip FinishPolished
Tip Length (in)5.5
Tip LogoEmbossed
Tip Material304 Stainless
Tip Quantity2
Tip ShapeRound
Tubing Diameter (in)3
Tubing Material409S Stainless Steel
UPC700042035144
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817758
5

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.

Fits 2015-2021 Dodge Charger SRT 392, R/T Scat Pack models with 6.4L engine, as well as the SRT Hellcat with 6.2L engine with functional MDS valves.
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