2008 GMC SIERRA-2500-HD Catalytic Converters

Catalytic Converter, Direct Fit, Stainless Case, Chevy, GMC, Each

Part Number: WLK-50566

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

• Oversize $54.99

Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each

Part Number: MPE-51209

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converters, Universal, Stainless Steel Case, 3.000 in. Slip Fit Inlet/Outlet, 13.250 in. Overall Length, Each

Part Number: WLK-93239

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

Catalytic Converter 07-10 8 Cyl. Chevrolet/GMC Silverado/Sierra 2500HD, 6.0L

Part Number: CTO-9973

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Chevy, GMC, 6.6L, Diesel, Each

Part Number: MPE-60504

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 53.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: APH-645809

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CalCat CARB Catalytic Converter

Part Number: WLK-84707

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converters, Universal, 3.00 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 16.50 in. Overall Length, Each

Part Number: APH-608437

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Universal, 12.750 in. Length, 3.00 in. Inlet and Outlet, Each

Part Number: MPE-5451309

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converters, Catalytic Converter - Universal, OBDII Select Plus

Part Number: APH-608737

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order