23+ 2018 GMC Yukon XL Cat-Back Exhaust Parts

Cat-Back Exhaust (23 products)

Borla

Part # 140560

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Borla 15-16 Cadillac Escalade ESV 6.2L Auto Trans Dual Round Rolled Truck Side Exit Catback Exhaust

$1729.99

Corsa 2015-2020 GMC Yukon Denali 6.2L V8 Single Side Exit Cat-Back Exhaust w/ Polished Tips

CORSA Performance

Part # 14826

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Corsa 2015-2020 GMC Yukon Denali 6.2L V8 Single Side Exit Cat-Back Exhaust w/ Polished Tips

$1630.21

Corsa 2015-2020 GMC Yukon Denali 6.2L V8 Single Side Exit Cat-Back Exhaust w/ Polished Black Tips

CORSA Performance

Part # 14826BLK

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Corsa 2015-2020 GMC Yukon Denali 6.2L V8 Single Side Exit Cat-Back Exhaust w/ Polished Black Tips

$1696.77

Gibson

Part # 615637B

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Gibson 15-18 GMC Yukon XL SLE 5.3L 2.25in Cat-Back Single Exhaust - Black Elite

$653.86

Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips

CORSA Performance

Part # 14749

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Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips

$1630.21

Magnaflow

Part # 19040

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MagnaFlow SYS Cat-Back 2015 GMC Yukon XL Denali 3in Single Passenger Side Rear Ext. 4in Tip

$1756.72

Gibson

Part # 65686B

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Gibson 15-17 Chevrolet Suburban 1500 LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Black Elite

$804.52

Gibson

Part # 65678B

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Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Sport Exhaust - Black Elite

$815.73

Gibson

Part # 65686

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Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Stainless

$755.42

Gibson

Part # 65687

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Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Extreme Exhaust - Stainless

$755.42

Gibson

Part # 615633B

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Gibson 15-19 GMC Yukon XL Denali 6.2L 3.5in Cat-Back Single Exhaust - Black Elite

$793.19

Gibson

Part # 65678

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Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Sport Exhaust - Stainless

$755.42

Gibson

Part # 65677

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Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Split Exhaust - Stainless

$772.36

Corsa 2015-2020 GMC Yukon XL 1500 5.3L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips

CORSA Performance

Part # 14748

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Corsa 2015-2020 GMC Yukon XL 1500 5.3L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips

$1750.02

Gibson

Part # 65687B

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Gibson 15-20 Chevy Suburban 5.3L 2.25in Cat-Back Dual Extreme Exhaust System Stainless - Black Elite

$815.73

Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips

CORSA Performance

Part # 14749BLK

Choose Trim

Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips

$1696.77

Gibson

Part # 65685B

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Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Sport Exhaust - Black Elite

$815.73

Corsa 2015-2020 GMC Yukon XL 1500 5.3L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips

CORSA Performance

Part # 14748BLK

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Corsa 2015-2020 GMC Yukon XL 1500 5.3L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips

$1852.42

Gibson

Part # 615637

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Gibson 15-18 GMC Yukon XL SLE 5.3L 2.25in Cat-Back Single Exhaust - Stainless

$634.82

Gibson

Part # 65685

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Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Sport Exhaust - Stainless

$755.42

Frequently Asked Questions

Do these parts fit my 2018 GMC Yukon XL?

This page groups parts listed for the 2018 GMC Yukon XL. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What cat-back exhaust options are available for my 2018 GMC Yukon XL?

We offer a wide selection of cat-back exhaust parts for the 2018 GMC Yukon XL. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2018 GMC Yukon XL?

We carry parts from trusted brands including Gibson, CORSA Performance, Borla, and Magnaflow, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2018 GMC Yukon XL parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2018 GMC Yukon XL parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2018 GMC Yukon XL(1,854 parts)

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Other GMC Yukon XL Years

2018 GMC Yukon XL(1,854 parts)

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Other GMC Yukon XL Years

Cat-Back Exhaust (23 products)

Borla 15-16 Cadillac Escalade ESV 6.2L Auto Trans Dual Round Rolled Truck Side Exit Catback Exhaust

Corsa 2015-2020 GMC Yukon Denali 6.2L V8 Single Side Exit Cat-Back Exhaust w/ Polished Tips

Corsa 2015-2020 GMC Yukon Denali 6.2L V8 Single Side Exit Cat-Back Exhaust w/ Polished Black Tips

Gibson 15-18 GMC Yukon XL SLE 5.3L 2.25in Cat-Back Single Exhaust - Black Elite

Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips

MagnaFlow SYS Cat-Back 2015 GMC Yukon XL Denali 3in Single Passenger Side Rear Ext. 4in Tip

Gibson 15-17 Chevrolet Suburban 1500 LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Black Elite

Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Sport Exhaust - Black Elite

Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Stainless

Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Extreme Exhaust - Stainless

Gibson 15-19 GMC Yukon XL Denali 6.2L 3.5in Cat-Back Single Exhaust - Black Elite

Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Sport Exhaust - Stainless

Gibson 14-19 Cadillac Escalade ESV Base 6.2L 3.5in/2.25in Cat-Back Dual Split Exhaust - Stainless

Corsa 2015-2020 GMC Yukon XL 1500 5.3L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips

Gibson 15-20 Chevy Suburban 5.3L 2.25in Cat-Back Dual Extreme Exhaust System Stainless - Black Elite

Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips

Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Sport Exhaust - Black Elite

Corsa 2015-2020 GMC Yukon XL 1500 5.3L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips

Gibson 15-18 GMC Yukon XL SLE 5.3L 2.25in Cat-Back Single Exhaust - Stainless

Gibson 18-19 Chevrolet Suburban LS 5.3L 2.25in Cat-Back Dual Sport Exhaust - Stainless

Frequently Asked Questions

Do these parts fit my 2018 GMC Yukon XL?

What cat-back exhaust options are available for my 2018 GMC Yukon XL?

What brands make parts for the 2018 GMC Yukon XL?

How fast do 2018 GMC Yukon XL parts ship?

What warranty do your 2018 GMC Yukon XL parts come with?