2018 GMC Yukon XL Exhaust Upgrade Parts
56 parts verified to fit your 2018 GMC Yukon XL for a complete exhaust upgrade. A moderate DIY project — estimated 2-5 hours.
Cat-Back Exhaust
(23)primary
CORSA Performance
Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips
$1579.01
Magnaflow
MagnaFlow SYS Cat-Back 2015 GMC Yukon XL Denali 3in Single Passenger Side Rear Ext. 4in Tip
$1660.88
Gibson
Gibson 15-17 Chevrolet Suburban 1500 LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Black Elite
$804.52
Magnaflow
MagnaFlow SYS Cat-Back 2015 Chevrolet Suburban / Yukon 3in Single Passenger Side Rear Ext. 4in Tip
$1487.41
Gibson
Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Sport Exhaust - Black Elite
$815.73
Gibson
Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Stainless
$755.42
Gibson
Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Extreme Exhaust - Stainless
$755.42
Gibson
Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Extreme Exhaust - Stainless
$762.55
Headers
(14)primary
JBA
JBA 14-19 GM Truck 5.3L/6.2L DFI 1-5/8in Primary Silver Ctd Cat4Ward Header
$864.74
Kooks Headers
Kooks GM Gen V Stainless Header Bolt Kit Qty 10 - M8 - 1.25 x 25mm Bolts
$54.58
BBK
BBK 14-18 GM Truck 5.3/6.2 1 3/4in Shorty Tuned Length Headers - Polished Silver Ceramic
$629.75
Victor Reinz
MAHLE Original 14-15 GM 5.3L Vin C Exhaust Manifold Set
$26.56
JBA
JBA 14-19 GM Truck 5.3L/6.2L DFI 1-5/8in Primary Raw 409SS Cat4Ward Header
$720.88
aFe
aFe Twisted Steel Headers 14-15 GM Silverado/Sierra 1500 V8 5.3L6.2L
$1223.85
Fel-Pro
Fel-Pro Chevrolet Silverado 1500 Exhaust Manifold Gasket Set
$27.76
BBK
BBK 14-18 GM Truck 5.3/6.2 1 3/4in Shorty Tuned Length Headers - Titanium Ceramic
$598.26
Mufflers
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Magnaflow
MagnaFlow Conv Universal 5.0 C/C 3.0 Spun OEM
$281.00
CORSA Performance
Corsa 2009-2013 Inlet 4in Pro Series Twin Side Swept Exhaust Tip Kit
$328.70
Fel-Pro
Fel-Pro 14-21 Chevrolet Silverado 1500/18-22 Suburban/18-22 Tahoe Exhaust Pipe Flange Gasket
$5.99
Kooks Headers
Kooks 14-22 Chevy Silverado 1500 LT V8 5.3L (Multi-Layer Stainless Steel) Exhaust Gaskets
$40.91
Victor Reinz
MAHLE Original Buick Rainier 07-04 Exhaust Pipe Packing Ring
$5.61
Kooks Headers
Kooks 14+ GM 1500 Series Truck 5.3L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req
$1786.39
Fel-Pro
Fel-Pro 14-21 Chevrolet Silverado 1500/17-22 Cadillac Escalade Exhaust Pipe Flange Gasket
$7.51
Magnaflow
MagnaFlow Conv Univ 2.50in C/C Spun Front OEM
$238.00
Exhaust Upgrade for Other GMC Yukon XL Years
Other Jobs for Your 2018 GMC Yukon XL
Frequently Asked Questions
What parts do I need for a exhaust upgrade on my 2018 GMC Yukon XL?
A complete exhaust upgrade on the 2018 GMC Yukon XL typically requires cat-back exhaust, headers, mufflers. All parts shown on this page are verified to fit your specific vehicle.
How long does a exhaust upgrade take on a 2018 GMC Yukon XL?
A exhaust upgrade typically takes 2-5 hours and is rated as moderate difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a exhaust upgrade myself?
A exhaust upgrade is a moderate DIY project. If you have some mechanical experience and the right tools, you can handle it. Otherwise, consider having a professional do the work.
Are these parts guaranteed to fit my 2018 GMC Yukon XL?
Yes, all parts on this page are verified to fit the 2018 GMC Yukon XL using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make exhaust upgrade parts for the 2018 GMC Yukon XL?
We carry exhaust upgrade parts from trusted brands including CORSA Performance, Magnaflow, Gibson, Borla, and JBA. Filter by brand to find your preferred manufacturer.
How much does a exhaust upgrade cost for a 2018 GMC Yukon XL?
The cost of a exhaust upgrade for the 2018 GMC Yukon XL depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.