Fits 2014-2019* (Classic Body) GM 1500 4.3L/5.3L, 304 Stainless Steel, Single Exit exhaust
Flowmaster's® Signature Series Cat-back exhaust system for 2014-2019*(*Classic body 5.3L, 4wd w/143.5-inch wb) GM Silverado/Sierra 4.3L and 5.3L engines. This performance exhaust system fits both 2/4 Wheel drive models with 143.5 and 153-inch wheelbases and is manufactured from brushed 304 stainless steel for years of trouble-free service and highend good looks. This premium exhaust system is TIG welded for a stronger, more precise weld that looks as good as this system sounds. Features include a 3.00-inch inlet pipe leading into a TIG welded 304 stainless steel Signature Series "straight-through" muffler for great sound and maximum performance. The single 3.00-inch mandrel-bent tailpipe exits out behind the rear passenger side tire and is finished off with a large 4.50-inch diameter PVD coated black chrome 304S stainless steel tip, giving your Silverado/Sierra that custom look that goes hand in hand with the deep performance sound of the Signature Series muffler. Max dyno gains of 9 hp and 10 lb-ft at the rear wheels. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Includes installation instructions and all necessary hardware.
  • Brushed 304 stainless steel offers maximum corrosion resistance for a cleaner and more high-end appearance.
  • TIG welding offers a more precise weld, better heat control and high-end appearance compared to MIG welding.
  • Black chrome tips offer a stylish upscale look.
  • Signature Series muffler offers a moderate performance tone and increased performance over the stock system.
  • Installer friendly design allows for an at home installation.
  • Dyno proven performance gains you can feel.
  • Increased power and torque over the stock exhaust system.
  • Brushed appearance removes tooling marks for a cleaner overall look.

Information:

Fits 2014-2018 GM Silverado/Sierra 1500 4.3L & 5.3L engines, 2/4 Wheel Drive, 143.5 and 153-inch Wheelbases - Also fits 2019 GM 1500 (Legacy body only) 5.3L, 4WD, extended cab w/143.5-inch Wheelbase

Application Summary:

Year Make/Model
2014-2018 Chevrolet Silverado 1500
2019 Chevrolet Silverado 1500 LD
2014-2018 GMC Sierra 1500
2019 GMC Sierra 1500 Limited
Attributes
Automotive Item Grade High Performance
Brand Flowmaster
CARB (California) Compliant Yes
California Proposition 65 Yes
Catalytic Converter Included No
Category Exhaust, Exhaust
Clamping Type Flat Band, Flat Band
Clamps Included Yes, Yes
Color Stainless Steel, Silver
Country of Origin (Primary) US
Emission Code 5, 5
Exhaust Pipe Max Diameter 3.00
Exhaust Pipe Wall Maximum Gauge 16
Exhaust Series Signature Series, Signature Series
Exhaust Tip Diameter 4.50
Exhaust Tip Finish Black Chrome
Exhaust Tip Length 11.00
Exhaust Tip Material 304 Stainless Steel
Exhaust Tip Quantity 1
Exit Position Single Out Side
Finish Natural
GTIN 00090127865095
Gasket Or Seal Included No
Grade Type Performance
Hangers Included Yes
Harmonized Tariff Code (Schedule B) 8708925000
Hazardous Material Code N
Heat Shield No
Heat Shield Included No, No
Inlet Diameter 3.00, 3.00
Inlet Type Clamp-On
Life Cycle Status Code Available to Order
Material 304 Stainless Steel
Mount Type Uses Factory Hangers, Uses Factory Hangers
Mounting Bracket Included Yes
Muffler Body Height 4.00
Muffler Body Length 18.00
Muffler Body Material 304 Stainless Steel
Muffler Body Shape Oval
Muffler Body Width 9.00
Muffler Flanged Inlet No
Muffler Flanged Outlet No
Muffler Included Yes
Muffler Inlet Inside Diameter 3.00
Muffler Inlet Outside Diameter 3.13
Muffler Material 304 Stainless Steel
Muffler Outlet Quantity 1, 1
Muffler Quantity 1, 1
Muffler Type Absorption, Absorption
Pipe Color Silver, Silver
Pipe Material 304 Stainless Steel, 304 Stainless Steel
Pipe Wall Gauge 16
Product Type Exhaust System, Exhaust System
SDR Required Flag N
Single Dual Single
Sound Level Moderate, Moderate
Spring Bolt Kit Included No, No
Sub Category Exhaust and Tail Pipes
System Type Cat-back
Tail Pipe Outlet Outside Diameter 3.00
Tail Pipe Quantity 1, Single
Tail Pipe Tapered Outlet Yes, Yes
Tip Cut Angle
Tip Diameter 4.50
Tip Edge Style Rolled
Tip Finish Black Chrome
Tip Quantity 1
Tip Shape Round
Tubing Diameter (IN) 3.00
Type Cat-back, Cat-back
Valve Included No, No
Valve Type Not Applicable, Not Applicable
part type Exhaust System, Exhaust System Kit

Flowmaster 737857 Flowmaster Signature Series Exhaust System

Product Information

  • Brand: Flowmaster
  • Product Number: 737857
  • Availability: Call for Availability

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