Description

This Flowmaster American Thunder cat-back exhaust system is custom designed for 2014-2019* (*Classic body) GM Silverado/Sierra 1500 trucks and is perfect for the person looking for a moderate sound level inside the cab area, with an aggressive exterior sound with all of the performance benefits that you expect from Flowmaster. This bolt-on emissions-legal system is for the Crew Cab and Double Cab models with 4.3L or 5.3L engines and comes with your choice of tailpipe exits, either dual out the rear under the bumper, or dual out the sides behind the rear tires. System features include stainless steel mandrel bent tubing flowing into a Super 40 series muffler and exiting with dual 2.50-inch stainless steel mandrel bent tailpipes. The system uses the factory hanger locations and is finished off with a pair of large 3.50-inch polished 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.

Features

  • Aggressive Exterior with Moderate Interior Tone
  • Super 40 Series Performance Muffler
  • Delta Flow Technology
  • Custom Fit for Easy Installation
  • All Stainless Steel Construction
  • Lifetime Limited Warranty

Specifications

2WD/4WD2WD/4WD
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
Emission Code5
Exhaust SeriesAmerican Thunder
Exhaust Tip Quantity2
Exit PositionDual Out Rear / Dual Out Side
Exit StyleDual Out Rear
Exit StyleDual Out Side
FinishNatural
Heat ShieldNo
Inlet Diameter3
Main Piping Diameter2.50
Main Piping Diameter2-1/2
Material409 Stainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 40 Series
Outlet Diameter2.5
Product TypeExhaust System
Sale CategoryExhaust
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tip Diameter3.5
Tip Length13
Tip Quantity2
Tubing Diameter2.5
TypeCat-Back

Compatibility

  • 2019 - 2019 Chevrolet Silverado 1500 LD LT 5.3
  • 2019 - 2019 Chevrolet Silverado 1500 LD Custom 5.3
  • 2019 - 2019 Chevrolet Silverado 1500 LD WT 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 WT 4.3
  • 2014 - 2018 Chevrolet Silverado 1500 WT 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 LTZ 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 LT 4.3
  • 2014 - 2018 Chevrolet Silverado 1500 LT 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 High Country 5.3
  • 2014 - 2014 Chevrolet Silverado 1500 Base 4.3
  • 2015 - 2018 Chevrolet Silverado 1500 LS 4.3
  • 2015 - 2018 Chevrolet Silverado 1500 LS 5.3
  • 2015 - 2018 Chevrolet Silverado 1500 SSV 5.3
  • 2016 - 2018 Chevrolet Silverado 1500 Custom 4.3
  • 2016 - 2018 Chevrolet Silverado 1500 Custom 5.3
  • 2016 - 2016 Chevrolet Silverado 1500 Base 4.3
  • 2019 - 2019 GMC Sierra 1500 Limited SLE 5.3
  • 2019 - 2019 GMC Sierra 1500 Limited Base 5.3
  • 2014 - 2018 GMC Sierra 1500 SLE 4.3
  • 2014 - 2018 GMC Sierra 1500 SLE 5.3
  • 2014 - 2018 GMC Sierra 1500 Base 4.3
  • 2014 - 2018 GMC Sierra 1500 SLT 5.3
  • 2014 - 2018 GMC Sierra 1500 Base 5.3
  • 2014 - 2018 GMC Sierra 1500 Denali 5.3

This Flowmaster American Thunder cat-back exhaust system is custom designed for 2014-2019* (*Classic body) GM Silverado/Sierra 1500 trucks and is perfect for the person looking for a moderate sound level inside the cab area, with an aggressive exterior sound with all of the performance benefits that you expect from Flowmaster. This bolt-on emissions-legal system is for the Crew Cab and Double Cab models with 4.3L or 5.3L engines and comes with your choice of tailpipe exits, either dual out the rear under the bumper, or dual out the sides behind the rear tires. System features include stainless steel mandrel bent tubing flowing into a Super 40 series muffler and exiting with dual 2.50-inch stainless steel mandrel bent tailpipes. The system uses the factory hanger locations and is finished off with a pair of large 3.50-inch polished 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.

Features

  • Aggressive Exterior with Moderate Interior Tone
  • Super 40 Series Performance Muffler
  • Delta Flow Technology
  • Custom Fit for Easy Installation
  • All Stainless Steel Construction
  • Lifetime Limited Warranty
2WD/4WD2WD/4WD
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
Emission Code5
Exhaust SeriesAmerican Thunder
Exhaust Tip Quantity2
Exit PositionDual Out Rear / Dual Out Side
Exit StyleDual Out Rear
Exit StyleDual Out Side
FinishNatural
Heat ShieldNo
Inlet Diameter3
Main Piping Diameter2.50
Main Piping Diameter2-1/2
Material409 Stainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 40 Series
Outlet Diameter2.5
Product TypeExhaust System
Sale CategoryExhaust
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tip Diameter3.5
Tip Length13
Tip Quantity2
Tubing Diameter2.5
TypeCat-Back
  • 2019 - 2019 Chevrolet Silverado 1500 LD LT 5.3
  • 2019 - 2019 Chevrolet Silverado 1500 LD Custom 5.3
  • 2019 - 2019 Chevrolet Silverado 1500 LD WT 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 WT 4.3
  • 2014 - 2018 Chevrolet Silverado 1500 WT 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 LTZ 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 LT 4.3
  • 2014 - 2018 Chevrolet Silverado 1500 LT 5.3
  • 2014 - 2018 Chevrolet Silverado 1500 High Country 5.3
  • 2014 - 2014 Chevrolet Silverado 1500 Base 4.3
  • 2015 - 2018 Chevrolet Silverado 1500 LS 4.3
  • 2015 - 2018 Chevrolet Silverado 1500 LS 5.3
  • 2015 - 2018 Chevrolet Silverado 1500 SSV 5.3
  • 2016 - 2018 Chevrolet Silverado 1500 Custom 4.3
  • 2016 - 2018 Chevrolet Silverado 1500 Custom 5.3
  • 2016 - 2016 Chevrolet Silverado 1500 Base 4.3
  • 2019 - 2019 GMC Sierra 1500 Limited SLE 5.3
  • 2019 - 2019 GMC Sierra 1500 Limited Base 5.3
  • 2014 - 2018 GMC Sierra 1500 SLE 4.3
  • 2014 - 2018 GMC Sierra 1500 SLE 5.3
  • 2014 - 2018 GMC Sierra 1500 Base 4.3
  • 2014 - 2018 GMC Sierra 1500 SLT 5.3
  • 2014 - 2018 GMC Sierra 1500 Base 5.3
  • 2014 - 2018 GMC Sierra 1500 Denali 5.3

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