2003 GMC Envoy XL(1,167 parts)

Verified Fitment

Engine & Drivetrain (645 products)

Granatelli 99-23 GM Truck V8 Perf Coil-Near-Plug Wire Conn Kit w/9in Lead/Yellow Jacket/Blk Sleeve

Granatelli Motor Sports

Granatelli 99-23 GM Truck V8 Perf Coil-Near-Plug Wire Conn Kit w/9in Lead/Yellow Jacket/Blk Sleeve

$298.50

Fel-Pro

Fel-Pro Chevrolet Trailblazer 72755 Exhaust Gas Recirculation (EGR) Valve Gasket

$4.90

COMP Cams

COMP Cams Rocker Arm Ultra Gold Arc LS1

$787.03

Fel-Pro

Fel-Pro Engine 09-13 Chevrolet Silverado 1500/08-13 Corvette Valve Cover Gasket Set

$27.85

Granatelli 99-23 GM Truck/SUV V8 (Excl 8.1L) Hi-Perf Coil-Near-Plug Conn Kit w/9in Lead/Ylw Jacket

Granatelli Motor Sports

Granatelli 99-23 GM Truck/SUV V8 (Excl 8.1L) Hi-Perf Coil-Near-Plug Conn Kit w/9in Lead/Ylw Jacket

$254.51

MAHLE Original Buick Rainier 04 Cylinder Head Gasket

Victor Reinz

MAHLE Original Buick Rainier 04 Cylinder Head Gasket

$51.49

COMP Cams

COMP Cams 3-Bolt 4.8L/5.3L/5.7L/6.0L/6.2L GM LS Camshaft Install Kit

$102.18

Eaton

Eaton GM 8.5in/8.6in Rear Master Install Kit

$171.90

COMP Cams

COMP Cams GM LS1 Upgraded OEM Rocker Arms - Set of 16

$623.92

COMP Cams

COMP Cams Guide Plates GM LS1 5/16 Flat

$35.95

Cometic GM LS1 SB 4.060 inch Bore .045 inch MLS Head Gasket

Cometic Gasket

Cometic GM LS1 SB 4.060 inch Bore .045 inch MLS Head Gasket

$90.06

Cometic GM LS Gen-3/4 Small Block V8 .027in MLS Cylinder Head Gasket - 3.810in Bore

Cometic Gasket

Cometic GM LS Gen-3/4 Small Block V8 .027in MLS Cylinder Head Gasket - 3.810in Bore

$90.06

Eaton

Eaton ELocker Differential 30 Spline 1.31in Axle Shaft Dia 2.73 & Up Ratio Fr 8.5in/Rr 8.5in/8.6in

$1651.39

Cometic GM LS1 SB 4.160 inch Bore .036 inch MLS Head Gasket

Cometic Gasket

Cometic GM LS1 SB 4.160 inch Bore .036 inch MLS Head Gasket

$90.06

COMP Cams

COMP Cams Camshaft LS1 297Lrx HR-114

$535.41

Fel-Pro

Fel-Pro 03-13 Chevrolet Silverado 1500/06-13 Corvette/14-15 Camaro Engine Valve Cover Gasket Set

$17.47

Cometic GM LS1 SB 4.060 inch Bore .140 inch MLS Head Gasket

Cometic Gasket

Cometic GM LS1 SB 4.060 inch Bore .140 inch MLS Head Gasket

$241.38

Cometic GM LS1 SB 4.060 inch Bore .027 inch MLS Head Gasket

Cometic Gasket

Cometic GM LS1 SB 4.060 inch Bore .027 inch MLS Head Gasket

$90.06

Clevite

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

$3.38

OMIX

Omix AC Bolt M10x1.5x65

$4.71

Frequently Asked Questions

Do these parts fit my 2003 GMC Envoy XL?

Yes, all parts displayed on this page are verified to fit the 2003 GMC Envoy XL using VCDB fitment data. Our fitment information comes directly from manufacturers and is cross-referenced with industry-standard vehicle databases.

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

We offer a wide selection of engine & drivetrain parts specifically designed for the 2003 GMC Envoy XL. All parts shown are verified for fitment and include detailed product information to help you choose the right option.

What brands make parts for the 2003 GMC Envoy XL?

We carry parts from trusted brands including Cometic Gasket, COMP Cams, Clevite, ACL, and Fel-Pro, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 GMC Envoy 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 2003 GMC Envoy 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.

Shop by Problem

Brakes squeaking?Brakes squeaking or grinding?AC not cold?AC not blowing cold?Check engine light?Check engine light on?

Other GMC Envoy XL Years

2004 2002 2005 2006