2003 CHEVROLET SILVERADO-2500-HD Exhaust

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

Part Number: APH-X503

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Muffler, Big Block 50 Series, Dual 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-530504

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Muffler, 50 Series Heavy-Duty, Oval, Stainless, Black, 3.5 in. Offset Inlet/Outlet, 18 in. Case Length, Each

Part Number: FLO-853558

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Muffler, Super 40 Series, Oval, Stainless, Offset 3.0 in. Inlet/Outlet, 13.5 in. Case Length, Each

Part Number: FLO-853048

4.17 out of 5 stars ( 6 )

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Muffler, Super 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-953048

5.0 out of 5 stars ( 7 )

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Exhaust Clamp, Band Clamp, Stainless Steel, 3.00 in. Pipe Diameter, Each

Part Number: WLK-36439

4.5 out of 5 stars ( 24 )

Estimated Ship Date: Today

Exhaust Manifolds, BladeRunner, Ductile Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair

Part Number: AFE-46-40024

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Heat Protection, Spark Plug Boot Heat Shields, Straight, Aluminum, Natural, 2 3/8 in. Long, LS, Set of 8

Part Number: SUM-889511

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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: Today

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Exhaust Manifold Bolts, Steel, Zinc Plated, 8mm x 1.25 Thread Size, Cadillac, Chevy, Chrysler, Jeep, Set of 12

Part Number: RNB-03413

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Today

Exhaust Intermediate Pipe, 4 in., Stainless Steel, Natural, Mandrel-Bent, Kit

Part Number: MBR-GMS9401

5.0 out of 5 stars ( 2 )

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Muffler, Ultra Flo Welded, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17225

4.8 out of 5 stars ( 5 )

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Headers, Shorty, Steel, Silver Ceramic Coated, Chevy, GMC, Pair

Part Number: BIG-31142FLT

4.5 out of 5 stars ( 12 )

Estimated Ship Date: Today

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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: Today

Exhaust hanger, Insulator, Each

Part Number: WLK-35229

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Today

Exhaust System, Performance Series, Cat-Back, Steel, Passenger Side Exit, Aluminized, Chevy/GMC, Duramax, Kit

Part Number: MBR-S6000P

4.0 out of 5 stars ( 3 )

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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: Oct 29, 2025 if ordered today

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

Part Number: HED-69726

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Muffler, Big Block, 50 Series, 3 1/2 in. Inlet/3 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-953558

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Exhaust Pipes, Turbo Up Pipe, Passenger Side, Stainless Steel, Natural, 2.00 in. Diameter, Chevy, GMC, 6.6L Diesel, Kit

Part Number: PPE-116119050

Not Yet Reviewed

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Exhaust, CatBack, Stainless Steel, Natural, Chrome Stainless Tips, Chevy, GMC, 6.0, 8.1L

Part Number: JBA-40-3030

3.29 out of 5 stars ( 7 )

Estimated Ship Date: Nov 7, 2025 if ordered today

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Muffler, Super 50 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Aluminized, Each

Part Number: FLO-53058

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Stud/Nut Type, Stainless Steel, Natural, Buick, Cadillac, Chevy, Ford, GMC, Set of 6

Part Number: RNB-03133HP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Headers, Cat4ward, Stainless Steel, Titanium, Cadillac, Chevy, GMC, Hummer, SUV, Pickup, 6.0L, Pair

Part Number: JBA-1850S-3JT

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

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Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, Pickup, Each

Part Number: WLK-21533

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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