2019-2024
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
FREE 1 to 3-Day Delivery on Orders $119+ Details
Talk to a Sierra 1500 Sales Tech
1-888-706-1096
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Find Exhaust Systems for your Sierra 1500
Flowmaster American Thunder Dual Exhaust System; Side/Rear Exit (07-13 5.3L Sierra 1500)Find parts that fit my vehicle
Item S503518
Sierra 1500 Sales Techs:
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M-F 8:30A-11P, Sat-Sun 8:30A-9P
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245 Reviews
2 Answers
Our Price
$999.95 kit
Ship to: Columbus - 43215
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Recommended Install Shops
Install Shops are available near Columbus - 43215
Add Installation From:
Wards Auto Repair LLC
551Corbett RD , GROVEPORT, OH
11 miles away
25 Reviews
*Specific shop subject to availability
Total cost of service $299.00
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Stainless Steel Construction
- Dyno Tuned
- Maximum Performance
- Moderate To Aggressive Sound
- Patented Delta Flow Technology
- 3.50 In Double Wall Stainless Steel Tips
- Designed For An Easy Fit
- Increases in Power & Torque
- Easy Installation
- Lifetime Limited Warranty
- Fits 2007 - 2013 5.3L GMC Sierra 1500
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 2.50 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Both Sides or Rear - After Tire |
| Exhaust Loudness | Moderate |
Description
Quality Upgrade. The Flowmaster American Thunder Cat-Back Exhaust - Split Side/Rear Exit is the exhaust to get if you’re looking for one amazing upgrade. It was designed to fit easily into your Sierra 1500, and features a patented Delta Flow technology.
Stainless Steel. This exhaust is made from quality stainless steel and finished with a chic polished 3.5 inch double wall stainless steep tips. It’s dyno tuned for maximum performance and you can expect the sound coming from your Sierra to be moderate to aggressive. It won’t be long before you notice the major increase in torque and power.
Installing Your Exhaust. Your Cat-Back Exhaust will take a couple of hours to complete the installation, but it’s not a difficult process. Included with your purchase is the instructions to guide you along the way.
Lifetime Limited Warranty. When making your purchase, you can rest easy knowing that your backed by the lifetime limited warranty. Contact the manufacturer if you notice any defects in the workmanship or materials and you’ll receive a replacement product.
Application. The Flowmaster American Thunder Cat-Back Exhaust - Split Side/Rear Exit was made to fit the 2007 - 2013 GMC Sierra 1500 with the 5.3L engine.
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Fitment:
- 2007 GMC Sierra 1500
- 2008 GMC Sierra 1500
- 2009 GMC Sierra 1500
- 2010 GMC Sierra 1500
- 2011 GMC Sierra 1500
- 2012 GMC Sierra 1500
- 2013 GMC Sierra 1500
Flowmaster 817680
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Inlet Pip
- (1) 07-08 Adapter
- (1) 09-13 Adapter
- (1) 8.0’ Bed Extension
- (1) Muffler
- (1) Right Tailpipe
- (1) Left Front Tailpipe
- (1) Left Rear Tailpipe
- (2) Side Exit Pipes (Right & Left)
- (2) Rear Exit Pipes (Right & Left)
- (2) Stainless Tips
- (1) Parts Kit
- (1) Front Clamp Hanger
- (1) Left Frame Hanger
- (2) Backing Plate
- (1) Rubber Hanger
- (3) 3” Clamp
- (5) 2-1/2” Clamp
- (1) 3/8” x 1-1/14” Bolts
- (1) 3/8” Flat Washers
- (1) 3/8” Lock Washers
- (1) 3/8” Nuts
- (1) 7/16” Hanger Keepers
- (5) 1/2” Hanger Keepers
- (1) 15” Zip Tie
Tech Guides:
4.6
Customer Reviews (245)
Questions & Answers (2)
Will It Fit My Sierra 1500
- 5.3L V8 - 07, 08, 09, 10, 11, 12, 13
Designed for All 2007-2008 Models and 2009-2013 Extended Cab and Crew Cab Models.
