2018 GMC Sierra 3500 HD Exhaust System Kits

Enhance and Protect Your 2018 GMC Sierra 3500 HD with Quality Exhaust System Kits

Maintaining the performance of your 2018 GMC Sierra 3500 HD starts with choosing the right parts, and a high-quality Exhaust System Kit helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Exhaust System Kits specifically for the 2018 GMC Sierra 3500 HD, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Exhaust System Kits for Every Budget

Finding an Exhaust System Kit that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $374.99 and an average price of $719.82, you can choose one that fits your budget while delivering the quality you expect. Our Exhaust System Kits are competitively priced, ranging from $374.99 to $865.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 6 Exhaust System Kits from 3 trusted brands in stock, Advance Auto Parts has you covered. Popular options include Rebel XD Series DPF Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP, ATLAS DPF Back Exhaust System: Black Tip, Aluminized Steel, Unleashes All Available HP, and Pro Series Filter-Back Performance Exhaust System, starting at $839.99. Our selection includes highly regarded brands such as MBRP Exhaust, aFe POWER, and Magnaflow, and more, offering you top-notch reliability. For example, we have 1 MBRP Exhaust Exhaust System Kits starting at $374.99 with an average rating of 0 stars, 4 aFe POWER options from $585.99 with a 3 stars rating, and 1 Magnaflow Exhaust System Kits priced from $839.99 with a 4 stars average rating.

Explore Related Parts for a Complete Solution

To further enhance your 2018 GMC Sierra 3500 HD, don’t miss our related parts categories, including Exhaust Manifold Hardware Kits. These additions will round out your repair or upgrade project and ensure your vehicle is ready for any adventure.

Exhaust System Kits for Your 2018 GMC Sierra 3500 HD

aFe POWER – ATLAS DPF Back Exhaust System: Black Tip, Aluminized Steel, Unleashes All Available HP (Part No.49-04086-B)

ATLAS DPF Back Exhaust System: Black Tip, Aluminized Steel, Unleashes All Available HP

from

$865.99
Interested in a new exhaust system for your L5P Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4″ mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and comes with a bolt-on bracket that supports the driver side tailpipe. This provides for a quick, hassle-free installation with no modification necessary. Also included in this exhaust system are dual massive 6″ polished 304 stainless steel tips with laser-cut stainless steel aFe power badges. ATLAS exhaust systems are the perfect combination of performance, fit and value. Single To Dual Exhaust Conversion: This exhaust is designed to convert the standard single exhaust into an aggressive dual exhaust. Fits With Spare Tire: This exhaust system fits perfectly without relocating the spare tire. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time. Flow and Performance: This ATLAS exhaust system is constructed of 4″ mandrel-bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s. Dual Massive 6″ Black Tips: Finishing off the exhaust are dual powder-coated high temp black 304 stainless steel exhaust tips. This tip features a laser-cut stainless steel aFe power badge for an aggressive style.

Product Features:
  • Mandrel Bent Aluminized Steel Tubing
  • High Quality Band Clamp
  • OE Style Bayonet Hangers For Secure Fitment
  • Factory Mounting Locations
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aFe POWER – Rebel XD Series DPF Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP (Part No.49-44089-P)

Rebel XD Series DPF Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP

from

$865.99
Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE-style fit that does not change with time. Flow and Performance This exhaust system is constructed of 4″ mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s. 5″ Diameter Polished Intercooled Tips: Finishing off the exhaust are 5″ diameter, polished, stainless steel straight cut tips with intercooling vents designed to reduce exhaust gas temperatures at the tailpipe. A unique stainless steel laser-cut aFe Power logo plate is riveted on for an aggressive style. **Cutting stock exhaust is required.

Product Features:
  • Mandrel Bent Stainless Steel Tubing
  • High Quality Band Clamp
  • OE Style Bayonet Hangers For Secure Fitment
  • Factory Mounting Locations For A Quick Hassle Free Installation
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MagnaFlow – Pro Series Filter-Back Performance Exhaust System (Part No.17870)

Pro Series Filter-Back Performance Exhaust System

from

$839.99
The MagnaFlow PRO DPF Series 17870 utilizes it’s weight-optimized, durable, corrosion resistant stainless steel design to enhance your truck with MagnaFlow¿s signature sound and dyno-tested performance. 17870¿s 5in. diameter mandrel bent main piping features a muffler delete and terminates in a Single Passenger Side Rear exit with 6in. Polished Welded-Single Wall-Angle Cut-Rolled Edge-Intercooled tips. This emissions-legal filter-back exhaust kit has been tuned to create Mild interior and Moderate exterior sound levels. Exhaust system 17870 is emissions-legal and produced using CNC precision robotic manufacturing techniques that result in a direct-fit design that you can install yourself, all backed by MagnaFlow¿s limited lifetime warranty.

Product Features:
  • Throaty, powerful performance sound Magnaflow is famous for
  • Attention grabbing design thanks to an aggressive style
  • Intercooled tips
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aFe POWER – ATLAS DPF Back Exhaust System: Polished Tip, Aluminized Steel, Unleashes All Available HP (Part No.49-04086-P)

ATLAS DPF Back Exhaust System: Polished Tip, Aluminized Steel, Unleashes All Available HP

from

$785.99
Interested in a new exhaust system for your L5P Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4″ mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and comes with a bolt-on bracket that supports the driver side tailpipe. This provides for a quick, hassle-free installation with no modification necessary. Also included in this exhaust system are dual massive 6″ polished 304 stainless steel tips with laser-cut stainless steel aFe power badges. ATLAS exhaust systems are the perfect combination of performance, fit and value. Single To Dual Exhaust Conversion: This exhaust is designed to convert the standard single exhaust into an aggressive dual exhaust. Fits With Spare Tire: This exhaust system fits perfectly without relocating the spare tire. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time. Flow and Performance: This ATLAS exhaust system is constructed of 4″ mandrel-bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s. Polished Tips: Finishing off the exhaust are dual high luster, polished 304 stainless steel slash-cut tips. This tip features a laser-cut stainless steel aFe power badge for an aggressive style.

Product Features:
  • Mandrel Bent Aluminized Steel Tubing
  • High Quality Band Clamp
  • OE Style Bayonet Hangers For Secure Fitment
  • Factory Mounting Locations
See More

aFe POWER – Large Bore-HD DPF Back Exhaust System: Black Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-44085-B)

Large Bore-HD DPF Back Exhaust System: Black Tip, 409 Stainless Steel, Unleashes All Available HP

from

$585.99
Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE-style fit that does not change with time. Flow and Performance: This Large Bore-HD exhaust system is constructed of 5″ mandrel-bent 409 stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s. 6″ Diameter Black Intercooled Tip: Finishing off the exhaust is a 6″ diameter, black, stainless steel slash cut tip with intercooling vents designed to reduce exhaust gas temperatures at the tailpipe. A unique stainless steel laser-cut aFe Power logo plate is riveted on for an aggressive style.

Product Features:
  • Mandrel Bent 409 Stainless Steel Tubing
  • High Quality Band Clamps
  • OE Style Bayonet Hangers
  • Factory Mounting Locations
See More

MBRP Exhaust – Aluminized Steel, 4"Dia Pipe, Single Exhaust With Side Exit, 5"Round Ss Tip (Part No.S6032AL)

Aluminized Steel, 4"Dia Pipe, Single Exhaust With Side Exit, 5"Round Ss Tip

from

$374.99
Made of 100 Percent heavy Gauge aluminized steel our Installer Series is designed to provide the cost conscious consumer with the same high quality design and craftsmanship as our other systems, but at a value price. Installer Series is suitable for areas with moderate environmental conditions. A performance exhaust system is much like a musical instrument. Quality engineering is important, hundreds of test Miles and hundreds of Hours are invested into every system to guarantee you the greatest sound. Durability and performance available from any exhaust system anywhere, and also provided with the free exhaust tip with this Installer Series.

Product Features:
  • The Lowest Bend Degree Angles And Smooth Mandrel Bends Mean That Exhaust Gases Have An Easier Path To The Tip, Move Faster And Reduce Exhaust Gas Temperatures
  • Vehicle Maintains Optimal Operating Temperatures
  • Fits Right The First Time. Rigorous Testing Procedures Ensure That Every Component Will Fit As Expected
  • Each Kit Is Designed To Fit As Many Configurations Of The Same Vehicle As Possible
  • Made Of 100 Percent Heavy Gauge Aluminized Steel
  • Designed To Provide The Cost Conscious Consumer With The Same High Quality Design And Craftsmanship
  • Easy, Bolt-On Design, Makes Easy To Install
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FAQs for 2018 GMC Sierra 3500 HD Exhaust System Kits

Which Exhaust System Kits are the top sellers for the 2018 GMC Sierra 3500 HD?

Out of 6 Exhaust System Kits that fit 2018 GMC Sierra 3500 HDs, the following parts are the top sellers:
ATLAS DPF Back Exhaust System: Black Tip, Aluminized Steel, Unleashes All Available HP
from $865.99
This product is not rated
ATLAS DPF Back Exhaust System: Black Tip, Aluminized Steel, Unleashes All Available HP
Exhaust System Kits
Pro Series Filter-Back Performance Exhaust System
from $839.99
This product is not rated
Pro Series Filter-Back Performance Exhaust System
Exhaust System Kits

How can I make sure that a part will be compatible with my 2018 GMC Sierra 3500 HD?

Our GMC Sierra 3500 HD aftermarket and OEM parts are designed specifically for the 2018 model. You can always find your specific fitment and compatibility for your 2018 GMC on an individual product page.

What is the price range for 2018 GMC Sierra 3500 HD Exhaust System Kits?

The range of prices of Exhaust System Kits for the 2018 GMC Sierra 3500 HD goes from $374.99 up to $865.99 for the most premium parts.

What is the average price of a 2018 GMC Sierra 3500 HD Exhaust System Kit?

2018 GMC Sierra 3500 HD Exhaust System Kits average $719.82 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as MBRP Exhaust, aFe POWER, Magnaflow, and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Exhaust System Kits for other GMC Sierra 3500 HD model years?

Yes, we currently stock Exhaust System Kits for 16 model years of GMC Sierra 3500 HDs, from 2007 to 2023. Model years 2022, 2021, 2020, 2019, 2017, 2016, 2015, 2014, and 2013 are the most popular for Exhaust System Kit purchases.

Can I get help with 2018 GMC Sierra 3500 HD Exhaust System Kit orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Exhaust System Kits and more.

What is your return policy for GMC Sierra 3500 HD Exhaust System Kits?

Advance Auto Parts keeps returns simple. For new GMC Sierra 3500 HD Exhaust System Kits and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.