Overview:
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.
Features:
Super 44 Series performance mufflers offer an aggressive to moderate sound level and increased performance
409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
Max dyno gains of 12 hp and 20 lb-ft at the wheels
3.00-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
Includes all necessary hardware for an at home installation
4.00-inch polished stainless steel tips add a custom look to the vehicle
Uses factory hanger locations for easy installation
Tuned resonators help control interior sound levels for comfort
Specs:
Brand: Flowmaster
CARB (California) Compliant: Yes
Catalytic Converter Included: No
Catalytic Converter Quantity: 0
Clamping Type: Flat Band
Clamps Included: Yes
Emission Code: 5
Exhaust Series: Signature Series
Exhaust Tip Color: Black
Exhaust Tip Connection: Clamp-On
Exhaust Tip Cut: Angled
Exhaust Tip Edge: Rolled Edge
Exhaust Tip Finish: Black Chrome
Exhaust Tip Material: 304 Stainless Steel
Exhaust Tip Quantity: 1
Exhaust Tip Shape: Round
Exhaust Tip Wall: Single Wall
Exit Style: Single Out Side
Finish: Natural
Gasket Or Seal Included: No
Grade Type: Performance
Hangers Included: Yes
Heat Shield Included: No
Inlet Diameter: 3
Inlet Type: Clamp-On
Main Piping Diameter: 3
Mount Type: Uses Factory Hangers
Mounting Bracket Included: Yes
Muffler Body Height: 4
Muffler Body Length: 18
Muffler Body Material: 304 Stainless Steel
Muffler Body Shape: Oval
Muffler Body Width: 9
Muffler Finish: Natural
Muffler Flanged Inlet: No
Muffler Flanged Outlet: No
Muffler Included: Yes
Muffler Inlet Connection: Slip-Fit
Muffler Inlet Inside Diameter: 3
Muffler Inlet Outside Diameter: 3.13
Muffler Outlet Connection: Slip-Fit
Muffler Outlet Quantity: 1
Muffler Quantity: 1
Muffler Type: Absorption
Pipe Color: Silver
Pipe Material: 304 Stainless Steel
Pipe Wall Gauge: 16
Sound Level: Moderate
Spring Bolt Kit Included: No
Tail Pipe Outlet Outside Diameter: 3
Tail Pipe Quantity: 1
Tail Pipe Tapered Outlet: Yes
Type: Cat-back
Valve Included: No
Valve Type: Not Applicable
Part Number: 737857
Applications:
- 2019-2019 Chevrolet Silverado 1500 LD 325 CID
- 2014-2018 Chevrolet Silverado 1500 325 CID
- 2014-2018 Chevrolet Silverado 1500 262 CID
- 2019-2019 GMC Sierra 1500 Limited 325 CID
- 2014-2018 GMC Sierra 1500 262 CID
- 2014-2018 GMC Sierra 1500 325 CID
Emissions:
- 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.
