Availability
2004 GMC SIERRA 2500 HD Engines & Components
Cylinder Head, 2004.5-2005 Factory LLY Duramax Cylinder Head (Driver Side)
Part Number: FLE-FPE6110002D
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Oil Filter, Extra Guard, Chevy, GMC/Hummer, Pickup/SUV/Van, 6.6L Duramax Diesel, Each
Part Number: FRM-PH9100
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Master Cylinder Reservoir Caps, ACDelco GM Genuine Parts Brake Master Cylinder Caps, Black, Cadillac, Chevrolet, GMC, Pontiac, Saturn, Suzuki, Each
Part Number: ADO-22795538
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Pump, OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each
Part Number: SLP-224-43645
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Belts, V-Ribbed Serpentine Belts, 6-rib, 136.50 in. Length, Chevrolet, GMC, Each
Part Number: ADO-K061360HD
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Pump Shaft Guide, Nylon, Chevy, V6/V8, Each
Part Number: SLP-224-43343
Estimated Ship Date: Today
Estimated Ship Date: Today
Replacement Timing Chain, True Roller, AMC 290-401, Chain Only, Each
Part Number: CLO-9-132
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Oil Bypass Valves, Replacement, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each
Part Number: ADO-12684294
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Feb 23, 2026 if ordered today
Belt Tensioner, Accu-Drive, Chevy, GMC, Hummer, Isuzu, Pickup, SUV, Van, Each
Part Number: CEL-49275
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Rod Bearing, A-Series, 0.020 in. Crankshaft Undersize, Bi Metal, Chevy, GMC, Big Block, Each
Part Number: SLP-3190A20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rod Bearings, .050 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8
Part Number: KGB-CR807SI050
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Dualoy Piston GM Duramax 6.6L (V8) 2001-05 Reduced Compression Height 7208D
Part Number: UEM-7218D5MM
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Dualoy Piston GM Duramax 6.6L (V8) 2001-05 Reduced Compression Height 7208D
Part Number: UEM-7218D10MM
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Automatic Belt Tensioner, 6-Rib Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each
Part Number: RNB-419-112
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Filter, Extra Guard, Chevy, GMC, Pickup/SUV/Van, Each
Part Number: FRM-PH8873
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rod Bearing, 0.030 in. Crankshaft Undersize, Bi Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8
Part Number: SLP-2555A30
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Chevy, Set of 5
Part Number: KGB-MB5293SI040
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Oil Filter, Defense, Canister Style, Each
Part Number: FRM-DL3506
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Pan, Stock Style, Rear Wet Sump, 6.50 qts. Capacity, Aluminum, Natural, Chevrolet, GMC, Each
Part Number: RNB-264-068
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Thrust Bearing, Performance, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2L
Part Number: NAL-89017572
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Ring Set, 8-Cyl Ring Set; Phosphate
Part Number: HSN-5085030
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5085
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Idler Pulley, Serpentine, Plastic, Black, Each
Part Number: CEL-49021
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arm Bridge, Billet Steel, 6.6L, Duramax, Chevy, GMC, Each
Part Number: FLE-FPE-BRAB-D1
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
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