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$26.99

This exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles. Made of quality materials, this hardware is engineered for reliable performance.

Product Features:

Upgraded hardware – this set of six M10-1.5 exhaust manifold mounting studs and nuts are 100 percent stainless steel for superior heat and corrosion resistance
Convenient solution – kit contains all the application-specific hardware necessary to join one exhaust manifold to one manifold flange
Matches fit – this hardware matches the fit and function of the factory fasteners, while offering superior durability
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$32.09

Exhaust Bolt

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$8.99

Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:

CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
PREMIUM MATERIALS – Made from quality material for durability and long life
BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade

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$213.99

Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

RESISTS CORROSION — Durable aluminized steel construction for corrosion resistance and performance
EASY TO INSTALL — Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
OE-STYLE PERFORMANCE — Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
AVAILABLE IN DIFFERENT SIZES — Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information

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$86.00

Exhaust Clamp

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$162.99

Certain original equipment exhaust manifolds warp and crack due to lower-grade iron construction. This Dorman OE FIX replacement is made of high-grade ductile iron that better handles heat and stress for greater durability.

Product Features:

Upgraded materials – this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking
Complete kit – includes new manifold, manifold gasket, 2 flange gaskets, 3 studs, 3 nuts
Direct fit – reverse engineered from original equipment for seamless installation
Quality engineering – designed and tested in the United States

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$17.49

Marketing Description for EPIC - Complete your exhaust repair with Walker® connectors. Featuring a smooth, burr-free finish for proper fitment, Walker connectors are manufactured from durable and robust material for long service life. 

Product Features:

THE RIGHT CONNECTION — For connecting exhaust pipe and/or tubing
SMOOTH FINISH — Burr-free construction for proper fitment
QUALITY MATERIALS – Made from aluminized steel for durability and long life 
BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade

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$7.79

Complete your exhaust repair with Walker® insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.

Product Features:

OE DESIGN — Designed with OE-style features for easy installation and fit
PREMIUM MATERIALS — Made from high-quality materials for durability and long life
AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
KEEPS EXHAUST PARTS IN PLACE — Designed to support undercar exhaust components
BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade

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$122.99

Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

RESISTS CORROSION — Durable aluminized steel construction for corrosion resistance and performance
EASY TO INSTALL — Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
OE-STYLE PERFORMANCE — Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
AVAILABLE IN DIFFERENT SIZES — Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information

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$111.99

The MagnaFlow 4″ X 34″ Extension 15451 includes a 34in. long, 4in. diameter stainless steel pipe optimized for superior flow characteristics and performance. 15451 is produced using precision CNC robotic manufacturing techniques and features 100% durable, corrosion resistant stainless steel construction. Professional installation is highly recommended.

Product Features:

Superior flow & performance
CNC precision robotic manufacturing techniques
Durable corrosion-resistant stainless steel construction

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$9.99

Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:

AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
HEAT RESISTANT — Designed to resist heat for long-lasting performance
PREMIUM MATERIALS — Made from high-quality materials for durability and long life
ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
BETTER TOGETHER — Use premium Walker┬« accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade

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$513.99

Designed to provide maximum performance and maximum value our Performance Series features 100 Percent aluminized steel at a no nonsense price. These systems are designed to provide the MBRP performance and sound you have grown to love to those who are operating on a tight budget. Featuring a two piece tail pipe and bolt-on hangers these systems fit and perform just like our more expensive series at a price point that cannot be beaten. A performance exhaust system is much like a musical instrument. Quality engineering is important, hundreds of test Miles and hundreds of Hours are invested into every system to guarantee you the greatest sound. Durability and performance available from any exhaust system anywhere.

Product Features:

The Lowest Bend Degree Angles And Smooth Mandrel Bends Mean That Exhaust Gases Have An Easier Path To The Tip, Move Faster And Reduce Exhaust Gas Temperatures
Vehicle Maintains Optimal Operating Temperatures
Fits Right The First Time. Rigorous Testing Procedures Ensure That Every Component Will Fit As Expected
Each Kit Is Designed To Fit As Many Configurations Of The Same Vehicle As Possible
100 Percent Aluminized Steel
Features A Two Piece Tail Pipe And Bolt-On Hangers
Easy, Bolt-On Design, Makes Easy To Install

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$627.99

Built from 16 Gauge T409 stainless steel our SLM Series performance exhaust systems offer a value price without compromising on the quality built into every component. Featuring a two piece tail we replaced the muffler with an MBRP muffler delete pipe to provide you with the ultimate in free flow exhaust. Constructed to the same specifications as our top of the line Pro Series we back this line with a 5 Year Warranty.

Product Features:

Built From 16 Gauge T409 Stainless Steel
More Pulling Power, Improved Throttle Response And Greater Fuel Efficiency
Bolt-On, No Weld Design
Bolt-On, No Weld Design Makes Installation A No Hassle One

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$12.49

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
Exhaust pipe gaskets from MAHLE Original are manufactured with the best materials to withstand high temperature applications.
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$8.79

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered for the sealing repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function

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$212.99

The only broad-market muffler with 100% stainless-steel construction, Walker® Quiet-Flow® SS mufflers feature precision fit, superior flow and OE-style sound. Quiet-Flow SS mufflers are available for most domestic and import vehicles.

Product Features:

CORROSION RESISTANT STAINLESS STEEL — The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and/or welding
BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
PREMIUM ACOUSTIC CONTROL — OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
DESIGN VALIDATED — Acoustic and flow tested for quality OE-style sound you can count on

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$133.99

The Super 40 features Flowmaster’s Delta Flow technology. It’s larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

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$22.49

This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:

Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$58.99

Headlock&trade: Bolts eliminate the need for lock washers, Period. That’s because each Headlock&trade: Bolt features 24 equally-spaced, stainless steel teeth serrations that bite into and hold onto the attaching surface-eliminating the need for lock-washers.

Product Features:

12 per Package
Includes Ball Head Socket Tool – to Start Header Bolt Into Head
410 stainless steel
Minimum 180,000 PSI tensile strength
24 equally spaced clockwise teeth

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$38.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered for the sealing repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function
Contains all gaskets and seals to remove and replace exhaust manifold
Contains all gaskets and seals to remove and replace exhaust manifold

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$18.99

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

from

$35.99

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$523.99

MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 447109 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:

Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
Compact, lightweight construction enables installation in confined areas, welding is required.
Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.

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$1553.99

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 5451006. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This direct-fit catalytic converter is designed to fit the 2007 Chevrolet Silverado 2500 HD Classic, 2007 GMC Sierra 2500 HD Classic, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:

Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
Simplifies installation with essential gaskets and hardware being included in the box.
Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.

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$849.99

Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:

CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation

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$51.99

This exhaust manifold to cylinder head repair clamp is designed to match the fit and function of the original clamp on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Saves time – When an exhaust manifold fastener breaks, this exhaust manifold repair clamp saves time by creating a seal without needing to extract the broken stud
Location-specific – engineered to fit the exhaust manifold on specified GM and Isuzu vehicles on the front right on vehicles without EGR valve, or rear left
Complete kit – includes clamp and fasteners for a thorough, secure repair
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

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$28.99

This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:

Upgraded hardware – this set of twelve M8-1.25 x 30mm exhaust manifold mounting bolts are 100 percent stainless steel for superior heat and corrosion resistance
Convenient solution – kit contains all the application-specific hardware necessary to install one exhaust manifold
Matches fit – this hardware matches the fit and function of the factory fasteners, while offering superior durability
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$24.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

Designed and manufactured to meet the needs of the exhaust system repair environment.
Verified, tested and certified proprietary Organic coating resists corrosion.
Tightly controlled coefficient of friction ensures reliable installation.
Application specific kit contents
Self-locking nuts (where applicable).

2006 GMC Sierra 3500 Exhaust Parts

More 2006 GMC Sierra 3500 Exhaust Parts Categories

Essential 2006 GMC Sierra 3500 Exhaust Parts

Dorman – Help – Exhaust Flange Stud Kit – M10-1.5 x 62mm Stainless Steel (Part No.03133HP)

Dorman – Exhaust Bolt (Part No.H80151097742DOR)

Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.5 (Part No.35337)

Walker – Tail Pipe Aluminized 59" (Part No.55421)

Dorman – Exhaust Clamp (Part No.H8020683618DOR)

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-732)

Walker – Exhaust 41974 Exhaust Pipe Connector (Part No.41974)

Walker – Exhaust 35229 Exhaust System Hanger Insulator (Part No.35229)

Walker – Front Pipe Aluminized 49.25" (Part No.55556)

MagnaFlow – Exhaust Diesel Pipe (Part No.15451)

Walker – Ring Exhaust Pipe Flange Gasket: Fiber with Metal, Heat Resistant, Premium Materials (Part No.31610)

MBRP Exhaust – Aluminized Steel, Without Muffler, 4" Pipe Dia, Single Exhaust With Single Exit (Part No.S6004PLM)

MBRP Exhaust – Ss, Without Muffler, 4" Pipe Diameter, Single Exhaust With Single Exit (Part No.S6004SLM)

MAHLE Original – Exhaust Pipe Gasket (Part No.F32423)

Felpro – Exhaust Pipe Flange Gasket (Part No.61287)

Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.21533)

Flowmaster Inc. – Super 40 Series Muffler, 3in Offset Inlet 3in Offset Outlet, Non-Reversible, Aggressive Sound (Part No.953048)

Dorman – Exhaust Manifold Hardware Kit (Part No.675-226)

Mr. Gasket – Exhsthdrbolt (Part No.2235G)

Felpro – Exhaust Manifold Gasket Set (Part No.MS 96788)

MAHLE Original – EXHAUST MANIFOLD SET (Part No.MS16091)

MAHLE Original – EXH MANIFOLD GKT SET (Part No.MS16124)

MagnaFlow – California Grade CARB Compliant Universal Catalytic Converter (Part No.447109)

MagnaFlow – California Grade CARB Compliant Direct-Fit Catalytic Converter (Part No.5451006)

Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.81724)

Dorman – Exhaust Manifold Clamp Repair (Part No.917-107)

Dorman – Help – Exhaust Manifold Hardware Kit – M8-1.25 Stainless Steel (Part No.03413HP)

Felpro – EXHAUST MANIFOLD BOLT SET (Part No.ES 75120)

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2006 GMC Sierra 3500 Exhaust Parts

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