Flowmaster

Flowmaster 817669 American Thunder Cat-back Exhaust System

$1,249.95 USD

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10 in stock

Description & Features

Flowmaster 817669 American Thunder Cat-back Exhaust System

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.

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

Brand	Flowmaster
California Proposition 65	Yes
California Proposition 65 Chemical Name	Chromium (hexavalent compounds)
CARB (California) Compliant	Yes
Catalytic Converter Included	No
Catalytic Converter Quantity	0
Category	Exhaust
Clamping Type	Flat Band
Clamps Included	Yes
Drive	2WD
Emission Code	5
Exhaust Series	American Thunder
Exhaust Tip Color	Silver
Exhaust Tip Connection	Clamp-On
Exhaust Tip Cut	Angled
Exhaust Tip Diameter	3.50
Exhaust Tip Edge	Angle Cut
Exhaust Tip Finish	Polished
Exhaust Tip Intercooled	No
Exhaust Tip Length	13.00
Exhaust Tip Material	304 Stainless Steel
Exhaust Tip Quantity	2
Exhaust Tip Resonated	No
Exhaust Tip Shape	Round
Exhaust Tip Wall	Double Wall
Exit Style	Dual Out Rear
Finish	Natural
Gasket Or Seal Included	No
Grade Type	Performance
Hangers Included	Yes
Heat Shield Included	No
Inlet Diameter	3.00
Inlet Type	Clamp-On
Main Piping Diameter	2.50
Mounting Bracket Included	Yes
Muffler Body Height	5.00
Muffler Body Length	13.50
Muffler Body Material	409 Stainless Steel
Muffler Body Shape	Oval
Muffler Body Width	10.00
Muffler Finish	Black High-Temperature Paint Finish
Muffler Flanged Inlet	No
Muffler Flanged Outlet	No
Muffler Included	Yes
Muffler Inlet Connection	Slip-Fit
Muffler Inlet Inside Diameter	3.00
Muffler Inlet Outside Diameter	3.13
Muffler Outlet Connection	Slip-Fit
Muffler Outlet Quantity	2
Muffler Part Number	Kit Only
Muffler Quantity	1
Muffler Series	Super 40 Series
Muffler Type	Chambered
part type	Exhaust System
Pipe Color	Silver
Pipe Material	409 Stainless Steel
Product Type	Exhaust System
Sound Level	Aggressive / Moderate
Spring Bolt Kit Included	No
Sub Category	Exhaust and Tail Pipes
Tail Pipe Outlet Outside Diameter	2.50
Tail Pipe Quantity	Dual
Tail Pipe Tapered Outlet	No
Type	Cat-Back
Valve Included	No
Valve Type	Not Applicable
Warning	California Proposition 65

Packaging Information

Weight: 55.7 lbs
Dimensions: 58 x 16.4 x 11.7 IN

Safety

⚠ WARNING: This product can expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information visit www.P65Warnings.ca.gov

Warranty

View Warranty (PDF)

Installation Instructions

View Installation Instructions (PDF)

⚠ Fitment Notes