2004 GMC Sierra 2500 Exhaust Systems
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MagnaFlow®MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD 78.0" Bed Crew Cab 6.0L Gas 2004, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing...$863.00 - Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterGMC Sierra 2500 HD 133.0" Wheelbase / 143.5" Wheelbase / 153.0" Wheelbase 6.0L / 8.1L 2004, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Position: Passenger Side. Catalytic Converter Body Shape: Small...$141.29
- Walker®Ultra™ Direct Fit Catalytic ConverterGMC Sierra 2500 HD 6.0L / 8.1L 2004, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Position: Passenger Side. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an...$606.16 - $680.20
- Dorman®Exhaust Manifold Hardware KitGMC Sierra 2500 2004, Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its...Direct replacement for a proper fitBuilt to Last$9.44 - $46.86
- BBK®Tuned Length Steel Short Tube Exhaust HeadersGMC Sierra 2500 / Sierra 2500 HD 6.0L 2004, Tuned Length Steel Short Tube Exhaust Headers by BBK®. Primary Tubing Diameter: 1.75". Header Style: Short Tube. Gain 12-15 dyno-proven horsepower at the rear wheels just by bolting on a set...Developed using CAD (Computer Aided Design) softwareCNC mandrel bent tubes to ensure consistent diameter throughout the tubes$499.99 - $549.99
- MagnaFlow®Heavy Metal Direct Fit Catalytic ConverterGMC Sierra 2500 HD 133.0" Wheelbase 2004, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. Catalytic Inlet Diameter: 3". Catalytic Outlet Diameter: 3". If your car needs...$517.00 - $1,176.00
- MagnaFlow®OEM Grade Direct Fit Catalytic ConverterGMC Sierra 2500 2004, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. If your car needs replacement, install one that will get you through the smog check. This converter is part of the exhaust...$336.00 - $1,470.00
- aFe®Mach Force XP™ 409 SS Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD 6.6L 2004, Mach Force XP™ 409 SS Cat-Back Exhaust System with Single Side Exit by aFe®. With Muffler Delete Pipe. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 4". Exhaust...$785.00
- iD Select®Standard Universal Fit Large Oval Body Catalytic ConverterGMC Sierra 2500 with Federal Emission 2004, Standard Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Large Oval. Without Air Tube. Without O2 Sensor Port....$193.39
- Gibson®Dual Sport™ Stainless Steel Cat-Back Exhaust System with Dual Side ExitGMC Sierra 2500 2004, Dual Sport™ Stainless Steel Cat-Back Exhaust System with Dual Side Exit by Gibson®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing Diameter: 2.5". Exhaust System Sound:...$862.43$958.26Save 10%
- AP Exhaust®Universal Fit Round Body Catalytic ConverterGMC Sierra 2500 2004, Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet...$358.73
- TRQ®Exhaust Manifold KitGMC Sierra 2500 HD 2004, Exhaust Manifold Kit by TRQ®. Designed to fit and function exactly as the part it is replacing, this top-grade TRQ exhaust manifold kit will keep your vehicle in its best condition. Made using superior...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$97.80 - $161.45$102.95 - $169.95Save 5%
- JBA®Cat4ward Stainless Steel Shorty Exhaust HeadersGMC Sierra 2500 / Sierra 2500 HD 6.0L 2004, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Material: Stainless Steel. Header Style: Short Tube. JBA...Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector$641.45 - $799.95
- SKP®Exhaust ManifoldGMC Sierra 2500 2004, Exhaust Manifold by SKP®. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to both the front and rear axles through...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$67.87 - $154.32
- CGS®Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD Crew Cab 6.0L with Short Bed 2004, Cat-Back Exhaust System with Single Side Exit by CGS®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 3". Exhaust System Sound: Mild / Stock. Get more power, improved...$495.99 - $669.99
- CATCO®Direct Fit Catalytic ConverterGMC Sierra 2500 HD 6.0L / 8.1L with Federal Emission 2004, Catalytic Converter by CATCO®. Converter Configuration: Direct Fit. Position: Passenger Side. With 1 O2 Sensor Port. Designed and manufactured with innovative fabrication...$613.56 - $713.53
- Gibson®Performance Stainless Steel Short Tube Exhaust HeadersGMC Sierra 2500 without Air Injection, EGR System 2004, Performance Stainless Steel Short Tube Exhaust Headers by Gibson®. Header Style: Short Tube. Let your engine breathe and gain power and performance with Gibson Performance Headers....Increases low and mid-range horsepower and torqueIncreases engine efficiency$738.88 - $883.73$793.84 - $949.46Save up to 10%
- Davico®Exhaust ManifoldGMC Sierra 2500 2004, Exhaust Manifold by Davico®. This product by Davico will be a great solution to replace your failed or damaged exhaust manifold. Once your stock cat fails to perform its job, replacement is the only solution. Make...Helps your vehicle emit harmless gasesDirect OEM replacement$76.89 - $92.75
- Davico®Exhaust Manifold with Integrated Catalytic ConverterGMC Sierra 2500 HD 153.0" Wheelbase 1 Engine VIN Character 2004, Exhaust Manifold with Integrated Catalytic Converter by Davico®. This product by Davico will be a great solution to replace your failed or damaged catalytic converter....Helps your vehicle emit harmless gasesDirect OEM replacement$447.35
- AERO Exhaust®Turbine XL Series Round Performance Exhaust Muffler with Integrated ResonatorGMC Sierra 2500 2004, Turbine XL Series Round Performance Exhaust Muffler with Integrated Resonator by AERO Exhaust®. Muffler Inlet Diameter: 3.5". Muffler Outlet Diameter: 3.5". Muffler Body Length: 20". Muffler Overall Length: 26"....$173.99
- Eastern Catalytic®ECO II Direct Fit Catalytic ConverterGMC Sierra 2500 with Federal Emission 2004, ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. With 1 O2 Sensor Port. If you need to replace your failed or damaged catalytic...$494.43 - $616.81
- ACDelco®Genuine GM Parts™ Exhaust ManifoldGMC Sierra 2500 2004, Genuine GM Parts™ Exhaust Manifold by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$142.06 - $649.08
- Flowmaster®Super 40 Series Delta Flow™ Oval Diesel Black Exhaust MufflerGMC Sierra 2500 HD 6.6L 2004, Super 40 Series Delta Flow™ Oval Diesel Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length: 13.5". Muffler Overall Length:...$133.95 - $153.95
- Eastern Catalytic®ECO II Direct Fit Catalytic Converter and Pipe AssemblyGMC Sierra 2500 HD with Federal Emission 2004, ECO II Catalytic Converter and Pipe Assembly by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. With 2 O2 Sensor Ports. Catalytic Outlet Diameter: 3". If you...$618.05 - $656.09
- Flowmaster®50 Series Big Block™ Aluminized Steel Oval Black Exhaust MufflerGMC Sierra 2500 2004, 50 Series Big Block™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3.5". Muffler Body Length: 22". Muffler Overall Length: 28"....$276.95
- Flowmaster®50 Series HD Delta Flow™ Oval Black Exhaust MufflerGMC Sierra 2500 2004, 50 Series HD Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 3.5". Muffler Outlet Diameter: 3.5". Muffler Body Length: 18". Muffler Sound: Moderate. Muffler Structure: Chambered....$245.95 - $276.95
- Flowmaster®Super 50 Series Delta Flow™ Aluminized Steel Oval Performance (SUV) Black Exhaust MufflerGMC Sierra 2500 HD 6.6L 2004, Super 50 Series Delta Flow™ Aluminized Steel Oval Performance (SUV) Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length:...$184.95
- Walker®Heavy Duty Steel Round Truck Aluminized Exhaust MufflerGMC Sierra 2500 HD 6.6L 2004, Heavy Duty Steel Round Truck Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 4". Muffler Outlet Diameter: 4". Muffler Body Length: 15". Muffler Overall Length: 22". Muffler Configuration:...Makes installation quick and easyOptimal OE-style fit and quality$113.58
- Fel-Pro®Exhaust Pipe Connector GasketGMC Sierra 2500 HD 1 Engine VIN Character 2004, Exhaust Pipe Connector Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global...Direct OEM replacement for a proper fitEnsures reliable sealing performance$12.18 - $16.51
- Flo-Pro®Aluminized Steel Oval Gray Exhaust MufflerGMC Sierra 2500 2004, Aluminized Steel Oval Gray Exhaust Muffler by Flo-Pro®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 2.5". Muffler Body Length: 24". Muffler Overall Length: 30". Muffler Configuration: Dual - Dual. Big Oval...High quality at an affordable priceExpertly made from premium materials$161.31
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2004 GMC Sierra 2500 Exhaust Reviews
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SLP® - Loud Mouth™ Stainless Steel Round Bullet-Type Silver Exhaust Resonator (2.5" Center ID, 2.5" Center OD, 14" Length)Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota