2003 CHEVROLET SILVERADO-2500-HD Exhaust

Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2235G

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

Tube Size: 3"; Surface: Stainless Steel; 4WD; General Motors Built Trans.; For Use With 1860s Headers.; For Us

Part Number: JBA-1860SY

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Exhaust Pipe Reducer, 3 in. ID To 2.5 in. OD, Length 6 in., Aluminum, Each

Part Number: WLK-41974

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

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

Part Number: HED-69723

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Spark Plug Boot Protector, Heat Shield, 500 degrees F, Snap-on, Buick, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: ADO-8006

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Muffler, MSL, Oval, Baffled, Steel, Aluminized, 3.00 in. Inlets/3.50 in. Outlets, 28.25 in. Overall Length, Each

Part Number: APH-700488

3.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

Header Bolts, Hex Head, 8mm x 1.25 Thread Size, Steel, Black Oxide, 0.984 in. Underhead Length, Chevy, Small Block LS, Set of 12

Part Number: MRG-918G

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

Exhaust System, Force II, Cat-Back, Steel, Aluminized, Polished Tip, Chevy, GMC, Pickup, 6.0, 8.1L

Part Number: FLO-17328

4.39 out of 5 stars ( 18 )

Estimated Ship Date: Monday 11/10/2025

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Exhaust, Tailpipe, Stainless Steel, 4 in. Diameter, Universal, Each

Part Number: MPE-15463

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Muffler, Xlerator Performance, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each

Part Number: APH-X504

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Exhaust System, American Thunder, Cat-back, Single, Stainless, Side Exit, Chevy, GMC, 6.0L LS, 8.1L, Kit

Part Number: FLO-817328

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/10/2025

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Muffler, Heavy Duty, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-21172

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Exhaust Manifold Bolts, Steel, Zinc Plated, Cadillac, Chevy, GMC, Chrysler, Dodge, Isuzu, Jeep, Set of 12

Part Number: RNB-03413B

4.59 out of 5 stars ( 27 )

Estimated Ship Date: Monday 11/10/2025

Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 3 in. Slip Fit Inlet/Outlet, 11.50 in. Length, Each

Part Number: MPE-99759HM

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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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 Manifold Hardware, Black, Steel, Chevrolet, 5.7L, Kit

Part Number: FEL-ES75120

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Black, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Exhaust Manifold Studs, Nuts, Front Flange, Buick, Cadillac, Oldsmobile, Chevy, GMC, Set of 6

Part Number: RNB-03133

3.58 out of 5 stars ( 24 )

Estimated Ship Date: Monday 11/10/2025

Muffler Delete Pipe, Stainless Steel, 4 in. Diameter, 30 in. Length, Chevy, GMC, Ford, Dodge, Each

Part Number: MBR-MDS930

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

Exhaust Manifold Hardware, Bolts, Stainless Steel, Natural, 8mm x 1.25, 30mm Length, Cadillac, Chrysler, Chevy, Dodge, GMC, Set of 12

Part Number: RNB-03413HP

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Downpipe, Exhaust, 304 Stainless, Natural, 3 in. Outlet, PPE Titanium Exhaust Wrap, Chevy, GMC, 6.6L, LB7, California Emissions, Each

Part Number: PPE-117000424

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Downpipe, Exhaust, 304 Stainless, Natural, 3 in. Outlet, PPE Titanium Exhaust Wrap, Chevy, GMC, 6.6L, LB7, Federal Emissions, Each

Part Number: PPE-117000400

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

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Exhaust Manifold Clamp, Steel, Natural, Cadillac, Chevy, GMC, Hummer, Each

Part Number: RNB-917-107

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Exhaust Clamp, Downpipe V-Band Clamp, Stainless, Natural, 3.50 in. Pipe Diameter, Chevy, GMC, Hummer, Each

Part Number: RNB-904-254

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Exhaust Manifolds, High Silicon Cast Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair

Part Number: PPE-116111000

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 19, 2025 if ordered today

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Exhaust Manifolds, High Silicon Cast Iron, Silver Ceramic Coated, Includes Stainless Steel Up-pipes, Chevrolet, GMC, 6.6L Diesel, LB7, Kit

Part Number: PPE-116111035

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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