164+ 2018 GMC Sierra 1500 Cat-Back Exhaust SLE Parts - Page 4

SLE · Cat-Back Exhaust (127 products)

Exact-fit parts for the 2018 GMC Sierra 1500 SLE.

aFe Gemini XV Cat-Back Exhaust System GM Trucks 09-18 V6-4.3/V8-4.8/5.3L- Cut-Out Polished

aFe

Part # 49-34131-P

Confirmed Fit

aFe Gemini XV Cat-Back Exhaust System GM Trucks 09-18 V6-4.3/V8-4.8/5.3L- Cut-Out Polished

$1684.00

Gibson

Part # 65656B

Confirmed Fit

Gibson 14-18 GMC Sierra 1500 Denali 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Black Elite

$815.73

aFe Rebel Series CB 3in Middle Side Exit SS Exht w/Polish Tips 09-16 Chevy Silverado/GMC Sierra 1500

aFe

Part # 49-44062-P

Confirmed Fit

aFe Rebel Series CB 3in Middle Side Exit SS Exht w/Polish Tips 09-16 Chevy Silverado/GMC Sierra 1500

$1049.00

Gibson

Part # 5661

Confirmed Fit

Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Split Exhaust - Aluminized

$701.16

Borla

Part # 140550

Confirmed Fit

Borla S-Type Cat-Back 14 Sierra 1500 Ext. Cab Stnd Bed/CC Short Bed 143.5in WB Side Exit Exhaust

$1514.99

aFe

Part # 49-34133-P

Confirmed Fit

aFe Gemini XV Cat-Back Exhaust System GM Trucks 09-18 V6-4.3/V8-4.8/5.3L- Cut-Out Polished

$1684.00

Corsa 2014-19 Chevy Silverado Reg Cab/Long Bed 1500 5.3L V8 Sport Cat-Back Single Side Exit Exhaust

CORSA Performance

Part # 24872

Confirmed Fit

Corsa 2014-19 Chevy Silverado Reg Cab/Long Bed 1500 5.3L V8 Sport Cat-Back Single Side Exit Exhaust

$951.30

aFe Mach Force-XP Exhaust 3in Cat-Back SS 14-15 GM 1500 Trucks 4.3L/5.3L Dual Split w/ Polished Tip

aFe

Part # 49-44057-P

Confirmed Fit

aFe Mach Force-XP Exhaust 3in Cat-Back SS 14-15 GM 1500 Trucks 4.3L/5.3L Dual Split w/ Polished Tip

$1394.00

Corsa 2014-19 Chevy Silverado 1500 Reg Cab/Standard Bed 5.3L Sport Cat-Back Single Side Exit Exhaust

CORSA Performance

Part # 24871

Confirmed Fit

Corsa 2014-19 Chevy Silverado 1500 Reg Cab/Standard Bed 5.3L Sport Cat-Back Single Side Exit Exhaust

$928.77

Gibson

Part # 615626B

Confirmed Fit

Gibson 10-13 GMC Sierra 1500 SLE 4.8L 3in Cat-Back Single Exhaust - Black Elite

$701.67

Stainless Works

Part # CT14CBFT

Confirmed Fit

Stainless Works Chevy Silverado/GMC Sierra 2007-16 5.3L/6.2L Exhaust Before Passenger Rear Tire Exit

$1819.20

aFe MACH Force-Xp Cat-Back Exhaust GM Silverado/Sierra 1500 09-18/ Limited 2019 V6-4.3/V8-4.8/5.3L

aFe

Part # 49-44057-B

Confirmed Fit

aFe MACH Force-Xp Cat-Back Exhaust GM Silverado/Sierra 1500 09-18/ Limited 2019 V6-4.3/V8-4.8/5.3L

$1532.00

aFe Rebel Series CB Middle-Side Exit SS Exhaust w/ Polished Tips 09-16 GM Silverado/Sierra V6/V8

aFe

Part # 49-44070-P

Confirmed Fit

aFe Rebel Series CB Middle-Side Exit SS Exhaust w/ Polished Tips 09-16 GM Silverado/Sierra V6/V8

$1049.00

Borla

Part # 140544

Confirmed Fit

Borla 14 Silv/Sierra C/B Exh Touring 1500 5.3L V8 AT/MT 2&4WD Ext Cab (78.7) Crew Cab(69.3) 143.5 WB

$1659.99

Corsa 14-17 Chevy Silverado 5.3L V8 CC / SB 3in Single Side Exit Touring Cat-Back Exhaust Black Tips

CORSA Performance

Part # 14848BLK

Confirmed Fit

Corsa 14-17 Chevy Silverado 5.3L V8 CC / SB 3in Single Side Exit Touring Cat-Back Exhaust Black Tips

$1703.94

aFe Apollo GT Series Cat-Back Exhaust GM Trucks 09-18 V6-4.3L/V8-4.8/5.3L-Dual Rear Exit Black Tips

aFe

Part # 49-44135-B

Confirmed Fit

aFe Apollo GT Series Cat-Back Exhaust GM Trucks 09-18 V6-4.3L/V8-4.8/5.3L-Dual Rear Exit Black Tips

$1153.00

aFe Rebel Series 3in to 2.5in 409 SS Cat-Back Exhaust w/ Black Tips 09-18 GM Silverado/Sierra 5.4L

aFe

Part # 49-44098-B

Confirmed Fit

aFe Rebel Series 3in to 2.5in 409 SS Cat-Back Exhaust w/ Black Tips 09-18 GM Silverado/Sierra 5.4L

$1153.00

JBA 14-18 Chevrolet Silverado/GMC Sierra 5.3L 409SS Pass Side Single Exit Cat-Back Exhaust

JBA

Part # 40-3051

Confirmed Fit

JBA 14-18 Chevrolet Silverado/GMC Sierra 5.3L 409SS Pass Side Single Exit Cat-Back Exhaust

$532.04

Borla

Part # 140545

Confirmed Fit

Borla 14 Silv/Sierra C/B Exhaust S-Type 1500 5.3L V8 AT/MT 2&4WD Ext Cab Split Side Exit

$1469.99

Magnaflow

Part # 15270

Confirmed Fit

Magnaflow 14 Chev Silverado V8 5.3L CC/EC Dual Same Side Before P/S Tire Exit SS Cat Back Perf Exh

$1496.08

Frequently Asked Questions

Do these parts fit my 2018 GMC Sierra 1500 SLE?

This page groups parts listed for the 2018 GMC Sierra 1500 SLE. 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 Sierra 1500 SLE?

We offer a wide selection of cat-back exhaust parts for the 2018 GMC Sierra 1500 SLE. 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 Sierra 1500 SLE?

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

How fast do 2018 GMC Sierra 1500 SLE 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 Sierra 1500 SLE 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 Sierra 1500(3,510 parts)

2018 GMC Sierra 1500(3,510 parts)

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Other GMC Sierra 1500 Years

SLE · Cat-Back Exhaust (127 products)

aFe Gemini XV Cat-Back Exhaust System GM Trucks 09-18 V6-4.3/V8-4.8/5.3L- Cut-Out Polished

Gibson 14-18 GMC Sierra 1500 Denali 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Black Elite

aFe Rebel Series CB 3in Middle Side Exit SS Exht w/Polish Tips 09-16 Chevy Silverado/GMC Sierra 1500

Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Split Exhaust - Aluminized

Borla S-Type Cat-Back 14 Sierra 1500 Ext. Cab Stnd Bed/CC Short Bed 143.5in WB Side Exit Exhaust

aFe Gemini XV Cat-Back Exhaust System GM Trucks 09-18 V6-4.3/V8-4.8/5.3L- Cut-Out Polished

Corsa 2014-19 Chevy Silverado Reg Cab/Long Bed 1500 5.3L V8 Sport Cat-Back Single Side Exit Exhaust

aFe Mach Force-XP Exhaust 3in Cat-Back SS 14-15 GM 1500 Trucks 4.3L/5.3L Dual Split w/ Polished Tip

Corsa 2014-19 Chevy Silverado 1500 Reg Cab/Standard Bed 5.3L Sport Cat-Back Single Side Exit Exhaust

Gibson 10-13 GMC Sierra 1500 SLE 4.8L 3in Cat-Back Single Exhaust - Black Elite

Stainless Works Chevy Silverado/GMC Sierra 2007-16 5.3L/6.2L Exhaust Before Passenger Rear Tire Exit

aFe MACH Force-Xp Cat-Back Exhaust GM Silverado/Sierra 1500 09-18/ Limited 2019 V6-4.3/V8-4.8/5.3L

aFe Rebel Series CB Middle-Side Exit SS Exhaust w/ Polished Tips 09-16 GM Silverado/Sierra V6/V8

Borla 14 Silv/Sierra C/B Exh Touring 1500 5.3L V8 AT/MT 2&4WD Ext Cab (78.7) Crew Cab(69.3) 143.5 WB

Corsa 14-17 Chevy Silverado 5.3L V8 CC / SB 3in Single Side Exit Touring Cat-Back Exhaust Black Tips

aFe Apollo GT Series Cat-Back Exhaust GM Trucks 09-18 V6-4.3L/V8-4.8/5.3L-Dual Rear Exit Black Tips

aFe Rebel Series 3in to 2.5in 409 SS Cat-Back Exhaust w/ Black Tips 09-18 GM Silverado/Sierra 5.4L

JBA 14-18 Chevrolet Silverado/GMC Sierra 5.3L 409SS Pass Side Single Exit Cat-Back Exhaust

Borla 14 Silv/Sierra C/B Exhaust S-Type 1500 5.3L V8 AT/MT 2&4WD Ext Cab Split Side Exit

Magnaflow 14 Chev Silverado V8 5.3L CC/EC Dual Same Side Before P/S Tire Exit SS Cat Back Perf Exh

Frequently Asked Questions

Do these parts fit my 2018 GMC Sierra 1500 SLE?

What cat-back exhaust options are available for my 2018 GMC Sierra 1500 SLE?

What brands make parts for the 2018 GMC Sierra 1500 SLE?

How fast do 2018 GMC Sierra 1500 SLE parts ship?

What warranty do your 2018 GMC Sierra 1500 SLE parts come with?