Availability
2004 GMC Exhaust
Intermediate Pipe, Steel, Aluminized Finish, 2.75 in. o.d., Chevy, GMC, 4.3L, 4.8L, 5.3L, Each
Part Number: WLK-54257
Estimated Ship Date: Today
Estimated Ship Date: Today
Tailpipe, Exhaust, Outside Diameter 2.625 in., Steel, Aluminized, Cadillac, Chevrolet, GMC, Each
Part Number: WLK-54382
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Stainless Steel, Direct Fit, Chevy, GMC, Astro, Safari, 4.3L, Each
Part Number: MPE-23484
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Exhaust Flange Hardware, Studs, Nuts, Washers, Black, Steel, Kit
Part Number: FEL-ES75102
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 3.00 in. Slip fit Outlet, 88.00 in. Overall Length, Right, Chevrolet, GMC, Each
Part Number: APH-645783
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Up-Pipe, Passenger Side - Chevy 2001-2004 LB76.6L Duramax
Part Number: BDD-1043803
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Exhaust Pipe, Straight, 16-gauge, Stainless Steel, Natural, 4 in. O.D., 34 in. Length, Each
Part Number: MPE-15451
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Exhaust Manifolds, Cast Iron, Natural, Left, Cadillac, Chevrolet, GMC, Hummer, Each
Part Number: ATP-101261
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Exhaust Manifold Mounting Hardware, Bolt/Washer Hardware Type, Steel, Natural, Chevrolet, GMC, Hummer, Workhorse, Workhorse Custom Chassis, Kit
Part Number: RNB-32114
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Tailpipe, Steel, Aluminized, 2.75 in. Diameter, Chevy, GMC, Each
Part Number: WLK-55187
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-55557
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Exhaust Manifold, OEM Replacement, Cast Iron, Chevy, GMC, Each
Part Number: RNB-674-729
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Exhaust Clamps, Extra Heavy-Duty U-Clamps, U-bolt Clamp Style, 0.500 in. Clamp Width, 3.000 in. Pipe Diameter, Steel, Natural, Chevrolet, GMC, Each
Part Number: APH-H300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Pipe
Part Number: MPE-15399
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolt Kit for LS Engines. (12) M8-1.25 x 25mm Grade 18-8 SS Header Bolts. 10mm head.
Part Number: KOK-BK110
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 16.000 in. Overall Length, Each
Part Number: MPE-459006
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, Quiet-Flow 3, 2.625 in. Inlet/Outlet, Steel, Aluminized, Chevy, GMC, Each
Part Number: WLK-21423
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Clamp, U-Bolt, 2.50 in. Diameter, Steel, Natural, Each
Part Number: APH-H212
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-81918
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Turbocharger Down Pipe, Steel, Black Powdercoated, Chevy, GMC, 6.6L, Kit
Part Number: MBR-GM8425
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, High Silicon Cast Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair
Part Number: PPE-116111400
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Cast Iron, Natural, Right, Cadillac, Chevrolet, GMC, Hummer, Each
Part Number: ATP-101371
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Exhaust System, American Thunder, Cat-Back, Stainless Steel, Chevy, GMC, 4.8, 5.3L, Kit
Part Number: FLO-817435
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, OEM Replacement, Cast Iron, Chevrolet, GMC, Each
Part Number: RNB-674-524
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Exhaust, Cat-Back, Stainless Steel, Polished Stainless Tip, Chevy, GMC, 8.1L, Kit
Part Number: MPE-15716
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster