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2001–2006 GMC Sierra 2500 Parts & Accessories
Enter your Year, Make, and Model to see what fits your vehicle.
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BFGoodrich All-Terrain T/A KO3
From $450.01 CAD
In stock21 available onlineFree shipping View details
FLOWMASTER | Universal Single Tailpipe Kit 3.50-Inch Universal 4-Piece Aluminized Steel Tubing | 15903
$412.88 CAD
No stockSold outView details
FLOWMASTER | Universal Scavenger X-Pipe Assembly 2.50-Inch Stainless Steel X-Pipe | 815953
$172.96 CAD
No stockSold outView details
FLOWMASTER | Universal Single Tailpipe Kit 3.00-Inch Universal 4-Piece Aluminized Steel Exhaust Tubing | 15902
$246.33 CAD
In stock13 available onlineView details
FLOWMASTER | Super HP-2 Muffler 409SS 2.25 Center In./2.25 Center Out Moderate Sound | 12418409
$296.73 CAD
In stock10 available onlineView details
FLOWMASTER | Super HP-2 Muffler 409SS 2.50 Center In./2.50 Center Out Moderate Sound | 12518409
$296.73 CAD
No stockSold outView details
FLOWMASTER | Super HP-2 Muffler 409SS 2.25 Center In./2.25 Center Out Aggressive Sound | 12412409
$252.21 CAD
In stock12 available onlineView details
FLOWMASTER | Super HP-2 Muffler 409SS 2.50 Center In./ 2.50 Center Out Aggressive Sound | 12512409
$252.21 CAD
In stock4 available onlineView details
FLOWMASTER | Super HP-2 Muffler 409SS 2.00 Center In./2.00 Center Out Moderate Sound | 12018409
$315.89 CAD
No stockSold outView details
FLOWMASTER | Super HP-2 Muffler 409SS 2.00 Center Inch / 2.00 Center Out Aggressive Sound | 12012409
$252.21 CAD
In stock4 available onlineView details
FLOWMASTER | Super HP-2 Muffler 304SS 2.50 Center In./2.50 Center Out Moderate Sound | 12518304
$396.04 CAD
In stock2 available onlineFree shipping View details
FLOWMASTER | Super HP-2 Muffler 304SS 2.50 Center Inch 2.50 Center Out Aggressive Sound | 12512304
$308.19 CAD
No stockSold outView details
FLOWMASTER | Super 50 Series Chambered Muffler Super 50 Stainless Steel 3.00 Center In 3.00 Offset Out Mild Sound | 853057
$333.83 CAD
In stock1 available onlineView details
2001–2006 GMC Sierra 2500 parts and accessories in Canada
Explore parts listed for the 2001–2006 GMC Sierra 2500 at Niagara Jeeps & Trucks. Choose Sierra 2500 accessories around your cab, bed and everyday workload. Compare practical protection, storage and access upgrades with any plans for lighting or suspension changes.
Choosing parts for your GMC Sierra 2500
Confirm cab style, bed length, drivetrain and any body-generation or factory-equipment exclusions. The year range identifies the collection; individual products can have narrower applications. Check the manufacturer part number, fitment notes and installation information on the product page before ordering.
We ship parts across Canada from our Niagara Falls business. Product pages provide availability and estimated lead times, with shipping options shown at checkout. Need help comparing a part with your vehicle? Contact Niagara Jeeps & Trucks with your model year, vehicle details and the part number.