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Flowmaster American Thunder Cat-back Exhaust System for Chevrolet and GMC

Part # 817541

  • Uses the Factory Hanger Locations for Easy Installation
  • 50 Series HD Muffler with Delta Flow Technology
  • Multiple Tailpipe Exits Provided in Kit
  • Large 3.00-inch Dual Tailpipes
  • Stainless Steel Construction
  • Lifetime Limited Warranty
  • Flowmaster Quality

Description

The new Flowmaster American Thunder® Cat-back exhaust system for 2011-2019 Chevy Silverado and GMC Sierra 2500HD/3500HD trucks with 6.0L, is perfect for the person looking for a moderate to aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster®. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel 50 Series HD™ muffler and large dual 3.00-inch stainless steel mandrel bent tailpipes that can be configured to exit either dual out the sides, or dual straight out the back. The system is finished off with beautifully polished 4.00-inch stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Notes: Fits Crew Cab with 6.5' bed length. 153.7" wheelbase only.

Specifications

CARB (California) CompliantYes
Catalytic Converter IncludedNo
Catalytic Converter Quantity0
Clamping TypeFlat Band
Clamps IncludedYes
Drive4WD
Exhaust SeriesAmerican Thunder
Exhaust Tip ColorSilver
Exhaust Tip ConnectionClamp-On
Exhaust Tip CutAngled
Exhaust Tip Diameter4.00 in
Exhaust Tip EdgeAngle Cut
Exhaust Tip FinishPolished
Exhaust Tip IntercooledNo
Exhaust Tip Length13.00 in
Exhaust Tip Material304 Stainless Steel
Exhaust Tip Quantity2
Exhaust Tip ResonatedNo
Exhaust Tip ShapeRound
Exhaust Tip WallDouble Wall
Exit StyleDual Out Side
FinishNatural
Gasket Or Seal IncludedNo
Grade TypePerformance
Hangers IncludedYes
Heat Shield IncludedNo
Inlet Diameter3.50 in
UPC / GTIN00700042030019
WarrantyManufacturer's Limited Lifetime Warranty

Fits these vehicles

YearMakeModelSubmodelEngine
2011 - 2014ChevroletSilverado 2500 HDLT, LTZ, WT6.0L V8
2015 - 2019ChevroletSilverado 2500 HDHigh Country, LT, LTZ, WT6.0L V8
2016 - 2019ChevroletSilverado 3500 HDHigh Country, LT, LTZ, WT6.0L V8
2011 - 2014GMCSierra 2500 HDDenali, SLE, SLT, WT6.0L V8
2015 - 2019GMCSierra 2500 HDBase, Denali, SLE, SLT6.0L V8
2011 - 2014GMCSierra 3500 HDDenali, SLE, SLT, WT6.0L V8
2015 - 2018GMCSierra 3500 HDBase, Denali, SLE, SLT6.0L V8
2019GMCSierra 3500 HDDenali, SLE, SLT6.0L V8