2003 GMC SIERRA-1500-HD Exhaust

Headers, Long Tube One-Piece, 1 5/8 in. Primaries, Round Port, 3 in. Collectors, 2 1/2 in. Reducers, Steel, Natural, Cadillac, Chevrolet, GMC, Pair

Part Number: HED-69720

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Headers, Full-Length, Steel, Black Ceramic Coated, Cadillac, Chevrolet, GMC, Pair

Part Number: HED-69723

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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Exhaust System, XP Series, Cat-Back, 409 Stainless Steel, Split Side Exit, Natural, Polished Tip, Chevy/GMC, Pickup, V8, Kit

Part Number: MBR-S5008409

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Catalytic Converter, Stainless, Chevy, GMC, Pickup, 6.0L, Passenger Side, Each

Part Number: MPE-93623

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Estimated Ship Date: Oct 6, 2025 if ordered today

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• 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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Exhaust, American Thunder, Cat-Back, Steel, Aluminized, Polished Tip, Chevy, GMC, Pickup 1500HD, 6.0L, Kit

Part Number: FLO-17350

3.13 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Catalytic Converter, Stainless Steel, Each

Part Number: MPE-49668

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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• 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 Converter, Chevy, GMC, Pickup, 6.0L, Driver Side, Each

Part Number: MPE-93622

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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• 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 Converter, Stainless Steel, Chevy, GMC, 6.0L, Passenger Side, Each

Part Number: MPE-447283

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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• 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, Direct-Fit, Stock Flange Inlet, 3.00 in. Slip Fit Outlet, 57.00 in. Overall Length, Left, Chevrolet, GMC, Each

Part Number: APH-645455

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Catalytic Converter, Direct Fit, Stainless Case, for Trucks with 153 in Wheelbase Only, Chevy, GMC, 6.0L, 8.1L

Part Number: CTO-9223

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Estimated Ship Date: Oct 1, 2025 if ordered today

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