2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
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Magnaflow Street Series Dual Exhaust System with Polished Tips; Rear Exit (07-08, 10-13 4.3L Sierra 1500)Find parts that fit my vehicle
Item S502365
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81 Reviews
Our Price
$1,138.00
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Improves Horsepower and Torque
- Throaty Exhaust Note
- Durable 409 Stainless Steel Construction
- 3" Diameter Mandrel-Bent Tubing
- 3.5" Polished Stainless Steel Tips
- Dual Rear Exit
- Direct Bolt-On Installation
- Made in the USA
- Fits All 2007-2008 and 2010-2013 4.3L GMC Sierra Models
| Brand | Magnaflow |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 3.00 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Rear - Dual |
| Exhaust Loudness | Mild |
Description
The Magnaflow Difference. Made in the USA and built to last, the Magnaflow Street Series of performance exhaust systems delivers the smooth, deep sound you're looking for and the wide-open performance you need for your 4.3L powered GMC Sierra. This exhaust features a straight-through flow design for ultimate horsepower and torque gains while maintaining exhaust efficiency. This cat-back exhaust is a perfectly engineered balance of interior and exterior noise levels.
Built Tough. Whether you're driving on the road, the trail or just picking up some groceries in your SUV, Magnaflow offers a dyno-proven exhaust that's rugged enough for racing while smooth enough for the everyday. With mandrel-bent tubing made from 409 stainless steel, you'll enjoy this exhaust for the life of your truck.
Installation. This system is designed for a simple, hassle-free installation using an efficient bolt-on design. Magnaflow also backs this performance exhaust with a lifetime construction warranty. In just under two hours, you'll be back on the road or trail with a serious upgrade in growl.
Application. This Magnaflow Street Series Split Rear Exit Cat-Back Exhaust is designed to be used on the 2007-2013 4.3L GMC Sierra's with the following cab and box configurations.
Built Tough. Whether you're driving on the road, the trail or just picking up some groceries in your SUV, Magnaflow offers a dyno-proven exhaust that's rugged enough for racing while smooth enough for the everyday. With mandrel-bent tubing made from 409 stainless steel, you'll enjoy this exhaust for the life of your truck.
Installation. This system is designed for a simple, hassle-free installation using an efficient bolt-on design. Magnaflow also backs this performance exhaust with a lifetime construction warranty. In just under two hours, you'll be back on the road or trail with a serious upgrade in growl.
Application. This Magnaflow Street Series Split Rear Exit Cat-Back Exhaust is designed to be used on the 2007-2013 4.3L GMC Sierra's with the following cab and box configurations.
- Regular Cab with the Standard Box - 2007-2008 & 2010-2013 Model Years Only
- Extended Cab with the Standard Box - 2010-2013 Model Years Only
- Crew Cab with the Short Box - 2010-2013 Model Years Only
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Fitment:
DetailsMagnaflow 15565
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) Intermediate Pipe
- (1) Muffler Assembly
- (1) Driver Side Extension Pipe
- (1) Passenger Side Extension Pipe
- (1) Driver Side Tailpipe
- (1) Passenger Side Tailpipe
- (2) Exhaust Tips
- (1) Hanger
- (1) Rubber Insulator
- (7) Clamps
Tech Guides:
4.5
Customer Reviews (81)
Questions & Answers
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Will It Fit My Sierra 1500
- 4.3L V6 - 10, 11, 12, 13
Designed for the Regular Cab with the Standard Box (2007-2008 & 2010-2013 Model Years), Extended Cab with the Standard Box and the Crew Cab with the Short Box (2010-2013 Model Years).
