2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
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Find Exhaust Systems for your Sierra 1500
Magnaflow Off Road Pro Series Single Exhaust System; Turn Down (14-18 4.3L Sierra 1500)Find parts that fit my vehicle
Item S502351
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34 Reviews
Our Price
$721.00 set
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Cat-Back Exhaust
- Design Provides More Efficient Gas Flow
- Increases Your Vehicle’s Horsepower and Torque
- Exhaust Turns Down Before the Axle Configuration
- Setup Creates a Louder and Deeper Exhaust Note
- 3 in. Mandrel-Bent Tubing
- 409 Stainless Steel Construction
- Fits Specific 2014-2018 GMC Sierra 1500 4.3L Models
| Brand | Magnaflow |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | No Tips |
| Exhaust Tubing Diameter | 3.00 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | No Tip |
| Exhaust Exit Location | Turn Down |
| Exhaust Loudness | Aggressive |
Description
Boosts Your Vehicle's Performance. This Magnaflow Off Road Pro Series Cat-Back Exhaust provides a noticeable boost to your GMC Sierra's overall Performance. That's because it's designed to lower engine temperature, improve exhaust scavenging, and smoothen exhaust gas flow. This leads to improvements in horsepower, torque, throttle response, and even fuel efficiency.
Unique Turn Down Construction and Long-Lasting Design. This system utilizes a turn down design for compatibility with modified suspension systems. To improve corrosion resistance, this Magnaflow MF Series Cat-Back Exhaust is also made from 409 stainless steel.
Emits a Smoother and Deeper Exhaust Growl. Magnaflow exhaust systems are made to create a louder and deeper sound to go with the boost in performance. This will allow you to hear and feel the extra horsepower and torque.
Application. This Magnaflow Off Road Pro Series Cat-Back Exhaust with a Turn Down Tip is designed to be used on the 2014-2018 4.3L GMC Sierra's with the following cab and box configuration.
Unique Turn Down Construction and Long-Lasting Design. This system utilizes a turn down design for compatibility with modified suspension systems. To improve corrosion resistance, this Magnaflow MF Series Cat-Back Exhaust is also made from 409 stainless steel.
Emits a Smoother and Deeper Exhaust Growl. Magnaflow exhaust systems are made to create a louder and deeper sound to go with the boost in performance. This will allow you to hear and feel the extra horsepower and torque.
Application. This Magnaflow Off Road Pro Series Cat-Back Exhaust with a Turn Down Tip is designed to be used on the 2014-2018 4.3L GMC Sierra's with the following cab and box configuration.
- Crew Cab with the Short Box
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Fitment:
- 2014 GMC Sierra 1500
- 2015 GMC Sierra 1500
- 2016 GMC Sierra 1500
- 2017 GMC Sierra 1500
- 2018 GMC Sierra 1500
Magnaflow 17146
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 Pipe Assembly
- (1) Muffler Assembly
- (1) Mid Pipe Assembly
- (1) 3” Clamp
- (2) 2.5” Clamps
- (1) 3” Tip
Tech Guides:
4.7
Customer Reviews (34)
Questions & Answers
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Will It Fit My Sierra 1500
- 4.3L V6 - 14, 15, 16, 17, 18
Designed for the Crew Cab with the Short Box.
