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2003 GMC Sierra 1500

2003 GMC Sierra 1500 Exhaust Parts

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Catalytic Converter Catalytic Converter Gasket Exhaust Clamp Exhaust Header Exhaust Header Bolt Exhaust Header Gasket Exhaust Intermediate Pipe Exhaust Manifold Exhaust Manifold Bolt Exhaust Manifold Gasket Exhaust Manifold Gasket Set Exhaust Muffler Exhaust Pipe to Manifold Gasket Exhaust System Hanger Exhaust System Kit Exhaust Tail Pipe Exhaust Tail Pipe Tip

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2003 GMC Sierra 1500 Exhaust Muffler 8 Cyl 5.3L Dynomax

DynoMax Super Turbo Muffler
Universal; Oval; 4.25 in. x 9.75 in.; 3 in. And 2.5 in. ID; 13 in. Shell Length; 17 in Overall Length; No Flow Directors Under 8600 Gross Vehicle Weight~Dual Exhaust~Exits In Rear On Either Side Of License Plate
DynoMax Super Turbo Muffler
Super Turbo Muffler
Product Attributes:
- Tip Quantity: 0
- Muffler Overall Length: 17.000 In.
- Muffler Type: Combination
- Outlet Diameter Designation: Inside Diameter
- Outlet Position: Offset
- WARNING CA Proposition 65: No
- Fitment: Universal
- Body Width: 9.750 In.
- Flow Director: No
- Outlet Configuration: Offset
- Body Height: 4.250 In.
- Muffler Body Length: 13.000 In.
- Outlet Quantity: 2
- Max Year Covered: 2008
- Most Popular Year: 2004
- Muffler Body Height: 4.250 In.
- Muffler Body Finish: Aluminized
- Muffler Count: 1
- Inlet Type: Single Offset
- Total Part VIO: 6680502
- Body Length: 13.000 In.
- Inlet Connection Type: Pipe
- Most Popular Make/Model: Chevrolet Silverado 1500
- Muffler Outlet Diameter: 2.500 In.
- Automotive Item Grade: High Performance Part
- Outlet Connection Type: Pipe
- Muffler Body Width: 9.750 In.
- Overall Length: 17.000 In.
- Outlet Outside Diameter: 2.500 In.
- Product Grade: Economy
- Min Year Covered: 1994
- Inlet Diameter Designation: Inside Diameter
- Shape: Oval
- Inlet Quantity: 1
- Muffler Body Material: Steel
- Muffler Body Shape: Oval
- Inlet Position: Offset
- Muffler Reversible: No
- Outlet Type: Dual Outlet
Features:
- Exclusive Patented Flow Director Design Channels Exhaust Flow
- Eliminates Turbulence
- Large Internal Flow Tubes Improve Exhaust Flow
- Large Internal Flow Tubes Reduce Backpressure
- Fiberglass Matting Tech To Absorb Unwanted Interior Resonance
- Maintains A Mellow Performance Tone
- Dyno Proven To Flow Up To 700 SCFM/Support Up To 636 HP
- Proudly Manufactured In The USA
- Limited Lifetime Warranty
DynoMax(R) Super Turbo(TM) performance mufflers exclusive patented flow director design channels exhaust flow and eliminates turbulence on most applications. The large internal flow tubes improve exhaust flow and reduce backpressure. Each muffler uses fiberglass matting technology to absorb unwanted interior resonance while maintaining a mellow performance tone. The 'Pure Unadulterated POWER' of DynoMax(R) Super Turbo(TM) mufflers are backed by a Limited Lifetime Warranty and exclusive 90-Day Performance & Sound Guarantee(TM).

Additional Fitment Information:

Vehicle	Block	CC	Engine	Sub Model	CID
2003 - GMC Sierra 1500	V	5328	8 Cyl 5.3L	SLE	325

4 In Stock

Holiday Special

$141.83 USD

$170.20 USD


Brand	Dynomax
Part #	D2217674
Condition	New
Warehouse	B

2003 GMC Sierra 1500 Exhaust Clamp Dynomax

Hardware-Clamp HD. 2 1/2in. U-Bolt
Size 2.5 in.; Heavy Duty; Steel 2 1/2 in. System
Hardware-Clamp
Walker U-Bolt Clamp
Product Attributes:
- Most Popular Make/Model: Ford F-150
- Nut Type: Hex
- Saddle Gauge: 11
- WARNING CA Proposition 65: No
- Saddle Hole Type: Round
- Size: 2.500 In.
- Hardware Material: Steel
- Class: A
- Product Grade: Economy
- Min Year Covered: 1963
- Max Year Covered: 2016
- Most Popular Year: 2004
- U Bolt Diameter: 0.375 In.
- Total Part VIO: 23844610
- Diameter (in.): 2.500 In.
- Clamp Type: U-bolt
Features:
- Many Different Clamp Designs Available To Meet Your Needs
- Available In Stainless And Aluminized Steel
- Available In Individual Or Bulk Cartons
- Proudly Manufactured In The USA
Walker(R), with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today's emissions control needs, while developing solutions for tomorrow's challenges. Walker(R) is a 'one-stop' convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic and import vehicles in broadmarket, performance, and commercial vehicle applications. Walker(R) delivers optimal OE-style fit, appearance, and dependability in aftermarket emissions control parts.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Additional Fitment Information:

Vehicle	Sub Model
2003 - GMC Sierra 1500	SLE

158 In Stock

Holiday Special

$7.41 USD

$8.89 USD


Brand	Dynomax
Part #	D2235337
Condition	New
Warehouse	B

2003 GMC Sierra 1500 Exhaust Clamp Dynomax

Hardware-Clamp HD. 2 1/2in. U-Bolt
Size 2.5 in.; Heavy Duty; Steel Dual Exhaust~2 1/2 in. System~LH/RH Side
Hardware-Clamp
Walker U-Bolt Clamp
Product Attributes:
- Most Popular Make/Model: Ford F-150
- Nut Type: Hex
- Saddle Gauge: 11
- WARNING CA Proposition 65: No
- Saddle Hole Type: Round
- Size: 2.500 In.
- Hardware Material: Steel
- Class: A
- Product Grade: Economy
- Min Year Covered: 1963
- Max Year Covered: 2016
- Most Popular Year: 2004
- U Bolt Diameter: 0.375 In.
- Total Part VIO: 23844610
- Diameter (in.): 2.500 In.
- Clamp Type: U-bolt
Features:
- Many Different Clamp Designs Available To Meet Your Needs
- Available In Stainless And Aluminized Steel
- Available In Individual Or Bulk Cartons
- Proudly Manufactured In The USA
Walker(R), with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today's emissions control needs, while developing solutions for tomorrow's challenges. Walker(R) is a 'one-stop' convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic and import vehicles in broadmarket, performance, and commercial vehicle applications. Walker(R) delivers optimal OE-style fit, appearance, and dependability in aftermarket emissions control parts.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Additional Fitment Information:

Vehicle	Sub Model
2003 - GMC Sierra 1500	SLE

158 In Stock

Holiday Special

$7.41 USD

$8.89 USD


Brand	Dynomax
Part #	D2235337
Condition	New
Warehouse	B

2003 GMC Sierra 1500 Exhaust Tail Pipe 8 Cyl 5.3L Dynomax

DynoMax Intermediate Pipe
2.5 in. Dual System Under 8600 Gross Vehicle Weight~Super Turbo System~Dual Exhaust~Exits In Rear On Either Side Of License Plate~LH/RH Side
DynoMax Intermediate Pipe
Tail Pipe Extension Pipe
Product Attributes:
- Most Popular Make/Model: Chevrolet Silverado 1500
- Outlet Connection Type: Pipe
- Outlet Diameter Designation: Outside Diameter
- Inlet Diameter: 2.500 In.
- WARNING CA Proposition 65: No
- Fitment: Direct Fit
- Overall Length: 26.375 In.
- Class: Pb
- Product Grade: Premium
- Bend Type: Mandrel
- Min Year Covered: 1994
- Inlet Diameter Designation: Inside Diameter
- Outlet Quantity: 1
- Max Year Covered: 2007
- Most Popular Year: 2004
- Inlet Quantity: 1
- Mandrel Bent: Yes
- Total Part VIO: 6104872
- Inlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
Features:
- Manufactured w/Precision Benders
- Fixture Checked
- Insuring Every Part Fits Perfectly
- Providing Quick Easy Installation
- Mandrel Bends Improve Flow Capacity Over Traditional Bends
- Combines State Of The Are Engineering w/Quality Material
- Provides Exceptional Strength And Durability
- Pipe Diameter Are Increased From OEM Sizes To Improve Flow
- Expandable Bushings For Custom Applications
- Proudly Manufactured In The USA
Dynomax(R) Performance Exhaust, a leading performance exhaust brand built on over 20 years of market leadership. Each and every Dynomax(R) product is backed by engineers who know what you want and expect out of a performance exhaust product.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Additional Fitment Information:

Vehicle	Block	CC	Engine	Sub Model	CID
2003 - GMC Sierra 1500	V	5328	8 Cyl 5.3L	SLE	325

3 In Stock

Holiday Special

$57.83 USD

$69.40 USD


Brand	Dynomax
Part #	D2253068
Condition	New
Warehouse	B

2003 GMC Sierra 1500 Exhaust Muffler 8 Cyl 5.3L Dynomax

DynoMax Ultra-Flo Welded Muffler
Round; 3 in. Inlet/Outlet; 6 in. H x 6 in. W x 16 in. Muffler L/21 in. Overall L; Center/Center; Reversible; Stainless Steel Under 8600 Gross Vehicle Weight~Ultra Flo Welded System~Single Exhaust
DynoMax Ultra Flo Welded Muffler
Ultra Flo™ Welded Universal Muffler
Product Attributes:
- Tip Quantity: 0
- Muffler Overall Length: 21.000 In.
- Muffler Type: Absorption
- Outlet Diameter Designation: Inside Diameter
- Outlet Position: Center
- WARNING CA Proposition 65: No
- Fitment: Universal
- Outlet Configuration: Center
- Muffler Body Length: 16.000 In.
- Outlet Quantity: 1
- Max Year Covered: 2007
- Most Popular Year: 2000
- Muffler Body Height: 6.000 In.
- Muffler Body Finish: Bare
- Total Part VIO: 4076289
- Body Length: 16.000 In.
- Inlet Outside Diameter: 2.750 In.
- Inlet Connection Type: Pipe
- Most Popular Make/Model: Chevrolet Silverado 1500
- Automotive Item Grade: High Performance Part
- Outlet Connection Type: Pipe
- Muffler Body Width: 6.000 In.
- Overall Length: 21.000 In.
- Product Grade: Premium
- Min Year Covered: 1999
- Inlet Diameter Designation: Inside Diameter
- Shape: Round
- Inlet Quantity: 1
- Muffler Body Material: Stainless Steel
- Muffler Body Shape: Round
- Inlet Position: Center
- Muffler Reversible: Yes
- Outlet Type: Pipe Connection
Features:
- Constructed Using All 409 Stainless Steel
- 100% Welded Construction For Lifelong durability
- Unrestricted Straight-Through Design
- Dyno Proven To Flow Up To 2000 SCFM And Support Up To 2000 HP
- Exclusive Continuous Roving Fiberglass Technology
- CRF Technology Absorbs Unwanted Interior Resonance
- Maintains A Deep Performance Tone
- Straight-Through Design Ensures Unrestricted Exhaust Flow
- Reduces Back pressure
- Proudly Manufactured In The USA
- Limited Lifetime Warranty
DynoMax(R) Ultra Flo(TM) Welded performance stainless steel mufflers feature 100-percent welded construction for lifelong durability. The unrestricted, straight-through design dyno proven to flow up to 2,000 SCFM and support up to 2,000 horsepower. Each muffler uses our exclusive Continuous Roving Fiberglass (CRF) Technology to absorb unwanted interior resonance while maintaining a deep performance tone. The 'Pure Unadulterated POWER' of DynoMax(R) Ultra Flo(TM) Welded mufflers are backed by a Limited Lifetime Warranty and exclusive 90-Day Performance & Sound Guarantee(TM).

Additional Fitment Information:

Vehicle	Block	CC	Engine	Sub Model	CID
2003 - GMC Sierra 1500	V	5328	8 Cyl 5.3L	SLE	325

2 In Stock

Holiday Special

$130.17 USD

$156.20 USD


Brand	Dynomax
Part #	D2217223
Condition	New
Warehouse	B

2003 GMC Sierra 1500 Exhaust System Kit 8 Cyl 5.3L Magnaflow

Dual Split Rear Exit
Street Series Stainless Cat-Back System
Street Series Stainless Cat-Back System
Product Attributes:
- Main Piping Diameter: 3
- Muffler Type: Straight-through
- Tip Diameter: 3.5
- Muffler Finish: Satin
- Tip Finish: Polished
- Tip Shape: Round
- Exit Style: Dual Split Rear
- Tip Length: 18
- Tip Type: Clamp-on;single Wall;angle Cut;rolled Edge
- Inlet Connection Type: Bolt-on
- Subtitle: Cat-back

Additional Fitment Information:

Vehicle	Block	CC	Fuel Type	Engine	Bed Length	Body	CID
2003 - GMC Sierra 1500	V	5328	GAS	8 Cyl 5.3L	78.0	Extended Cab Pickup	325


Brand	Magnaflow
Part #	15792
Condition	New
Warehouse	C

UPC: 00841380005700

2003 GMC Sierra 1500 Exhaust Pipe to Manifold Gasket 8 Cyl 6.0L FelPro

Exhaust Pipe Gasket
FEL-PRO 61323 Exhaust Pipe Gasket
Fel-Pro® gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

This Part Fits the Following OEM/Substitute Numbers:

15077362, EG24415, F31731

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
2003 - GMC Sierra 1500	V	5967	8 Cyl 6.0L	364


Brand	FelPro
Part #	F1061323
Condition	New
Warehouse	B

UPC: 614046781627

2003 GMC Sierra 1500 Exhaust Pipe to Manifold Gasket - Left 6 Cyl 4.3L FelPro

Exhaust Pipe Gasket
FEL-PRO 61323 Exhaust Pipe Gasket
Fel-Pro® gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
2003 - GMC Sierra 1500	V	-	Left	6 Cyl 4.3L	262


Brand	FelPro
Part #	F1061323
Condition	New
Warehouse	B

UPC: 614046781627

2003 GMC Sierra 1500 Exhaust Manifold Gasket Set 6 Cyl 4.3L FelPro

Exhaust Manifold Gasket Set
FEL-PRO MS 95842 Exhaust Manifold Gasket Set
Fel-Pro® gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

This Part Fits the Following OEM/Substitute Numbers:

12529193, 18673, 18675, MS12407, MS15251

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
2003 - GMC Sierra 1500	V	-	6 Cyl 4.3L	262


Brand	FelPro
Part #	F10MS 95842
Condition	New
Warehouse	B

UPC: 084113473067

2003 GMC Sierra 1500 Exhaust Muffler 8 Cyl 5.3L Dynomax

DynoMax Ultra-Flo SS Muffler
Universal; Oval; 3 in. Inlet/2.5 in. Outlet; 4.25 in. H x 9.75 in. W x 14 in. Muffler L/19 in. Overall L; Center/Offset; Reversible; Stainless Steel Under 8600 Gross Vehicle Weight~Super Turbo System~Dual Exhaust~Exits In Rear On Either Side Of License Plate
DynoMax Ultra Flo SS Muffler
Ultra Flo Muffler
Product Attributes:
- Tip Quantity: 0
- Muffler Overall Length: 19.000 In.
- Muffler Type: Absorption
- Outlet Diameter Designation: Inside Diameter
- Outlet Position: Offset
- WARNING CA Proposition 65: No
- Fitment: Universal
- Outlet Configuration: Offset
- Muffler Body Length: 14.000 In.
- Outlet Quantity: 2
- Max Year Covered: 2008
- Most Popular Year: 2004
- Muffler Body Height: 4.250 In.
- Muffler Body Finish: Bare
- Total Part VIO: 6680502
- Body Length: 14.000 In.
- Inlet Connection Type: Pipe
- Most Popular Make/Model: Chevrolet Silverado 1500
- Muffler Outlet Diameter: 2.500 In.
- Automotive Item Grade: High Performance Part
- Outlet Connection Type: Pipe
- Muffler Body Width: 9.750 In.
- Overall Length: 19.000 In.
- Outlet Outside Diameter: 2.500 In.
- Product Grade: Premium
- Min Year Covered: 1994
- Inlet Diameter Designation: Inside Diameter
- Shape: Oval
- Inlet Quantity: 1
- Muffler Body Material: Stainless Steel
- Muffler Body Shape: Oval
- Inlet Position: Center
- Muffler Reversible: Yes
- Outlet Type: Pipe Connection
Features:
- Constructed Using 304 Stainless Steel For Lifelong Durability
- Completely Polished For Show-Quality Shine
- Unrestricted Straight-Through Design
- Dyno Proven To Flow Up To 2000 SCFM And Support Up To 1900 HP
- Exclusive Continuous Roving Fiberglass Technology
- CRF Technology Absorbs Unwanted Interior Resonance
- Maintains A Deep Performance Tone
- Straight-Through Design Ensures Unrestricted Exhaust Flow
- Reduces Back pressure
- Limited Lifetime Warranty
DynoMax(R) Ultra Flo(TM) SS Polished performance mufflers are constructed of stainless steel for lifelong durability and completely polished for show-quality shine. The unrestricted, straight-through design is dyno proven to flow up to 2,000 SCFM and support up to 1,900 horsepower. Each muffler uses our exclusive Continuous Roving Fiberglass (CRF) Technology to absorb unwanted interior resonance while maintaining a deep performance tone. The 'Pure Unadulterated POWER' of DynoMax(R) Ultra Flo(TM) SS Polished mufflers are backed by a Limited Lifetime Warranty and exclusive 90-Day Performance & Sound Guarantee(TM).
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.