2003 CHEVROLET SILVERADO 2500 HD Exhaust

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

Part Number: WLK-17537

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, Pickup, 8.1L, No Air Injection, Pair

Part Number: JBA-1860S

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: MBR-S5010409

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: HED-69723

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Exhaust Clamp, Band-Style, Lap Joint, Stainless Steel, 4.000 in. Diameter, Each

Part Number: WLK-33274

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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

Headers, Street, Shorty, Steel, Silver Ceramic Coated, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair

Part Number: HED-69696

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

• Free Shipping

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

• Free Shipping

Exhaust hanger, Insulator, Each

Part Number: WLK-35229

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Today

Exhaust Manifold, Cast Iron, Passenger Side, Cadillac, Chevy, GMC, 4.8, 5.3, 6.0L, Each

Part Number: RNB-674-732

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

• Free Shipping

Exhaust Pipes, Turbo Up Pipes, Stainless Steel, Natural, 2.00 in. Diameter, Chevy, GMC, 6.6L Diesel, Pair

Part Number: BDD-1043800

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Automatic Transmission Control Module, OEM Length PS Up-Pipe

Part Number: PPE-116120010

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

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

Part Number: MBR-GMS9401

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

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

Estimated Ship Date: Today

• Free Shipping

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

Part Number: PPE-116111020

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

• Free Shipping

Headers, Shorty, Without Air Injection, Automatic Trans. Only, With EGR Fitting, Stainless Steel, Ceramic Coated, Chevy, GMC, SUV, Pickup, 8.1L, Pair

Part Number: GIB-GP131S-C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Today

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

Part Number: FLO-953048

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: RNB-03413

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

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: Today

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

• Free Shipping

Catalytic Converter, CalCal Universal, One Inlet, 3 in., One Outlet, 3 in., Stainless Steel, Ceramic Honeycomb, Each

Part Number: WLK-83404

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping