Fits 2019-2026 Chevrolet/GMC Silverado/Sierra 2.7-Liter, Cat-Back, Dual Out Rear/Side Exit, Stainless Steel Exhaust System
This Flowmaster® American Thunder® cat-back exhaust system for the 2019-2026 Chevrolet/GMC Silverado/Sierra with the 2.7-liter engine is manufactured using durable 409 stainless steel throughout and features dual 2.50-inch mandrel bent pipes for better exhaust gas flow, and an American Thunder muffler is used for a moderate sound level and maximum performance. Gain up to 4 hp and 11 lbs-ft of torque at the rear wheels over stock. This system exits dual out the rear or dual out the side, with dual 3.50-inch polished tips for added style and a custom look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.
  • Dual 2.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • Dual 3.50-inch polished tips exit dual out the rear or side for a custom look
  • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • 50 Series Big Block performance muffler delivers a deep, moderate performance tone and improves exhaust flow
  • Flowmaster’s Lifetime Limited Warranty
  • Gain up to 4 hp and 11 lbs-ft of torque at the rear wheels
  • Fits 147-inch and 157-inch wheelbases

Information:

Fits 2019-2026 Chevrolet/GMC Silverado/Sierra trucks with 2.7-liter engines, 2 & 4-wheel drive. Does not fit models with the Multimatic suspension option.

Application Summary:

Year Make/Model
2019-2026 Chevrolet Silverado 1500
2022 Chevrolet Silverado 1500 LTD
2019-2026 GMC Sierra 1500
2022 GMC Sierra 1500 Limited
Attributes
Brand Flowmaster
CARB (California) Compliant Yes
California Proposition 65 Yes
Catalytic Converter Included No
Catalytic Converter Quantity Not Included
Category Exhaust, Exhaust
Clamping Type Flat Band, Flat Band
Clamps Included Yes, Yes
Country of Origin (Primary) US
Emission Code 5, 5
Exhaust Series American Thunder, American Thunder
Exhaust System Kit Type Cat-Back
Exhaust Tip Diameter 3.50, 3.50
Exhaust Tip Finish Polished, Polished
Exhaust Tip Material 304 Stainless Steel, 304 Stainless Steel
Exhaust Tip Quantity 2, 2
Exit Position DOR/S
Finish Natural, Natural
GTIN 00090127615539
Gasket Or Seal Included No, No
Grade Type Performance, Performance
Hangers Included Yes, Yes
Harmonized Tariff Code (Schedule B) 8708925000
Hazardous Material Code N
Inlet Diameter 3.50, 3.50
Inlet Tubing Diameter 3.50
Inlet Type Flanged, Flanged
Life Cycle Status Code Available to Order
Material 409 Stainless Steel
Mount Type Uses Factory Hangers, Uses Factory Hangers
Mounting Bracket Included Yes, Yes
Muffler Body Length 22.00, 22.00
Muffler Body Length (in) 22
Muffler Body Material 409 Stainless Steel, 409 Stainless Steel
Muffler Body Shape Oval, Oval
Muffler Color Black, Black
Muffler Flanged Inlet No, No
Muffler Flanged Outlet No, No
Muffler Included Yes
Muffler Inlet Diameter 3.50
Muffler Inlet Inside Diameter 3.50, 3.50
Muffler Inlet Location Centered, Center
Muffler Inlet Outside Diameter 3.63, 3.63
Muffler Material 409S Stainless Steel, 409 Stainless Steel
Muffler Outlet Diameter 2.50, 2.50
Muffler Outlet Location Dual Outlet, Dual
Muffler Outlet Quantity 2, 2
Muffler Overall Length 28.00, 28.00
Muffler Overall Length (in) 28
Muffler Part Number Kit Only, Kit Only
Muffler Quantity 1, 1
Muffler Series 50 Series Big Block, 50 Series Big Block
Muffler Shape Oval
Muffler Type Reflection, Reflection
Outlet Tubing Diameter 2.50
Pipe Color Silver, Silver
Pipe Material 409 Stainless Steel, 409 Stainless Steel
Product Type Exhaust System, Exhaust System
SDR Required Flag N
Single Dual Dual
Sound Level Moderate, Moderate
Spring Bolt Kit Included No, No
Sub Category Exhaust and Tail Pipes, Exhaust and Tail Pipes
System Type Cat-back
Tail Pipe Outlet Outside Diameter 2.50, 2.50
Tail Pipe Quantity 2, Dual
Tail Pipe Tapered Outlet No, No
Tip Cut Angle
Tip Diameter 3.50
Tip Edge Style Cut
Tip Finish Polished
Tip Length 13, 13.00
Tip Logo Embossed, Embossed
Tip Material 304 Stainless, 304 Stainless Steel
Tip Quantity 2.00
Tip Shape Round
Tip Style Double Wall
Tubing Material 409S Stainless Steel, 409 Stainless Steel
Type Cat-Back, Cat-Back
Valve Included No, No
Valve Type Not Applicable, Not Applicable
Warning California Proposition 65, California Proposition 65
part type Exhaust System Kit, Exhaust System

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Flowmaster 818113 Flowmaster American Thunder Cat-Back Exhaust System

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