937+ 2003 GMC Yukon XL 2500 Engine & Drivetrain Parts - Page 34

Engine & Drivetrain (937 products)

Wiseco

Part # 4290H

Fits All Trims

Wiseco Ring Set- 4.290inch x 1/16x1/16x3/16inch Ring Shelf Stock

$20.99

Cometic GM L18 Vortec 8100 Gen-VII Big Block V8 .066in MLS Cylinder Head Gasket - 4.280in Bore - RHS

Cometic Gasket

Part # C5761-066

Fits All Trims

Cometic GM L18 Vortec 8100 Gen-VII Big Block V8 .066in MLS Cylinder Head Gasket - 4.280in Bore - RHS

$152.35

Clevite

Part # CB743P20(8)

Fits All Trims

Clevite Chevy V8 396-402-427-454 1965-95 Con Rod Bearing Set

$85.94

Cometic GM/Mercury 8.1L 496ci 4.280in .030 inch MLS Head Gasket - LH

Cometic Gasket

Part # C5764-030

Fits All Trims

Cometic GM/Mercury 8.1L 496ci 4.280in .030 inch MLS Head Gasket - LH

$108.99

NGK Cadillac Escalade 2006-2002 Spark Plug Wire Set

NGK

Part # 51033

Fits All Trims

NGK Cadillac Escalade 2006-2002 Spark Plug Wire Set

$61.81

FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 4000 Hard Hit Stall

FTI Performance

Part # SRLT48082-3

Fits All Trims

FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 4000 Hard Hit Stall

$1554.75

Skyjacker

Part # CBL2500

Fits All Trims

Skyjacker 2002-2005 GMC Yukon XL 2500 4 Wheel Drive Drive Shaft Shim Kit

$63.86

Clevite

Part # CB1776A10(8)

Fits All Trims

Clevite Chevrolet V8 262-265-267-294-305-307-325-346-350-365-400 1967-03 Con Rod Bearing Set

$38.45

Mahle Rings GMC Trk 364 6.0L 1999 - 2009 Vin HNU Moly Ring Set

Mahle OE

Part # 41858CP

Fits All Trims

Mahle Rings GMC Trk 364 6.0L 1999 - 2009 Vin HNU Moly Ring Set

$66.59

NGK IX Iridium Spark Plug Box of 4 (TR5IX)

NGK

Part # 7397

Fits All Trims

NGK IX Iridium Spark Plug Box of 4 (TR5IX)

$36.10

FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LS - 4000 Hard Hit Stall

FTI Performance

Part # SRLS48082

Fits All Trims

FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LS - 4000 Hard Hit Stall

$1195.71

FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 3800 Stall

FTI Performance

Part # SRLT46391-3

Fits All Trims

FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 3800 Stall

$1554.75

ACL Chevy V8 4.8/5.3/5.7/6.0L Race Series Standard Size Main Bearing Set - CT-1 Coated

ACL

Part # 5M7298HXC-STD

Fits All Trims

ACL Chevy V8 4.8/5.3/5.7/6.0L Race Series Standard Size Main Bearing Set - CT-1 Coated

$253.34

Cometic GM LS1 SB 4.100in Bore .075in MLS-5 Head Gasket

Cometic Gasket

Part # C5489-075

Fits All Trims

Cometic GM LS1 SB 4.100in Bore .075in MLS-5 Head Gasket

$131.62

FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LT - 3600 Stall

FTI Performance

Part # SRLT40086

Fits All Trims

FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LT - 3600 Stall

$1195.71

Clevite

Part # CB743P1

Fits All Trims

Clevite Chevy V8 396-402-427-454 1965-95 Con Rod Bearing Set

$27.07

King Chevy SBC 307ci/350ci & Gen III/IV (Size STDX Predoweled for Alum Rods) Coated Rod Bearing Set

King Engine Bearings

Part # CR807XPNDCSTDX

Fits All Trims

King Chevy SBC 307ci/350ci & Gen III/IV (Size STDX Predoweled for Alum Rods) Coated Rod Bearing Set

$190.45

Clevite

Part # MS2199A20

Fits All Trims

Clevite Chevrolet V8 294-325-346-365 1997-07 Main Bearing Set

$78.95

Clevite

Part # CB743A10(8)

Fits All Trims

Clevite Chevrolet V8 348-366-396-402-409-427-454-496 1958-03 Con Rod Bearing Set

$49.13

Clevite

Part # MS2199H10

Fits All Trims

Clevite Chevrolet V8 293-325-346-364 1997-07 Main Bearing Set

$169.25

Frequently Asked Questions

Do these parts fit my 2003 GMC Yukon XL 2500?

This page groups parts listed for the 2003 GMC Yukon XL 2500. 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 engine & drivetrain options are available for my 2003 GMC Yukon XL 2500?

We offer a wide selection of engine & drivetrain parts for the 2003 GMC Yukon XL 2500. 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 2003 GMC Yukon XL 2500?

We carry parts from trusted brands including Cometic Gasket, Yukon Gear & Axle, Clevite, King Engine Bearings, and Fel-Pro, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 GMC Yukon XL 2500 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 2003 GMC Yukon XL 2500 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.

2003 GMC Yukon XL 2500(3,525 parts)

2003 GMC Yukon XL 2500(3,525 parts)

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Other GMC Yukon XL 2500 Years

Engine & Drivetrain (937 products)

Wiseco Ring Set- 4.290inch x 1/16x1/16x3/16inch Ring Shelf Stock

Cometic GM L18 Vortec 8100 Gen-VII Big Block V8 .066in MLS Cylinder Head Gasket - 4.280in Bore - RHS

Clevite Chevy V8 396-402-427-454 1965-95 Con Rod Bearing Set

Cometic GM/Mercury 8.1L 496ci 4.280in .030 inch MLS Head Gasket - LH

NGK Cadillac Escalade 2006-2002 Spark Plug Wire Set

FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 4000 Hard Hit Stall

Skyjacker 2002-2005 GMC Yukon XL 2500 4 Wheel Drive Drive Shaft Shim Kit

Clevite Chevrolet V8 262-265-267-294-305-307-325-346-350-365-400 1967-03 Con Rod Bearing Set

Mahle Rings GMC Trk 364 6.0L 1999 - 2009 Vin HNU Moly Ring Set

NGK IX Iridium Spark Plug Box of 4 (TR5IX)

FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LS - 4000 Hard Hit Stall

FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 3800 Stall

ACL Chevy V8 4.8/5.3/5.7/6.0L Race Series Standard Size Main Bearing Set - CT-1 Coated

Cometic GM LS1 SB 4.100in Bore .075in MLS-5 Head Gasket

FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LT - 3600 Stall

Clevite Chevy V8 396-402-427-454 1965-95 Con Rod Bearing Set

King Chevy SBC 307ci/350ci & Gen III/IV (Size STDX Predoweled for Alum Rods) Coated Rod Bearing Set

Clevite Chevrolet V8 294-325-346-365 1997-07 Main Bearing Set

Clevite Chevrolet V8 348-366-396-402-409-427-454-496 1958-03 Con Rod Bearing Set

Clevite Chevrolet V8 293-325-346-364 1997-07 Main Bearing Set

Frequently Asked Questions

Do these parts fit my 2003 GMC Yukon XL 2500?

What engine & drivetrain options are available for my 2003 GMC Yukon XL 2500?

What brands make parts for the 2003 GMC Yukon XL 2500?

How fast do 2003 GMC Yukon XL 2500 parts ship?

What warranty do your 2003 GMC Yukon XL 2500 parts come with?