2003 GMC SIERRA 1500 HD Parts and Accessories

Pistons, Speed of Air, Dimpled, 4032 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA552-080K2

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-STDK1

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-075K2

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-080K2

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-STDK1

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-STDK2

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.005 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-005K1

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.005 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-005K2

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.010 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-010K1

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.010 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-010K2

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.020 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-020K1

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.020 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-020K2

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-030K1

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Pistons, Speed of Air, Dimpled, 4032 Forged, 4.065 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA552-065K1

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Pistons, Speed of Air, Dimpled, 4032 Forged, 4.065 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA552-065K2

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Headers, Stainless, Natural Finish, 3/8 in. Flanges, 1.875 in. Primary Tubes, 3.00 in. Outlet, No Cats, Chevy, GMC Truck, Long System, Pair

Part Number: AMH-S00354

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.065 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA529-065K2

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.065 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-065K2

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Pistons, Speed of Air, Dimpled, 4032 Forged, 4.070 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA552-070K2

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Tonneau Cover, Retrax Pro MX, Retractable, Manual, Aluminum, Matte Black, Chevy, GMC, 6.5 ft. Truck Bed Length, Each

Part Number: RTX-80402

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Bed and Ladder Racks, Cargo Rack, Adjustable, Steel, Black Powdercoated, Chevrolet, Dodge, Ford, GMC, Ram, Kit

Part Number: DDO-S0510

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Estimated Ship Date: Mar 17, 2026 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA528-010K2

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Suspension Lift Kit, 7.0 in. Front, 5.0 in. Rear, Fox 2.0 Shocks, Narrow Track Knuckle, Chevy, GMC, Kit

Part Number: BDX-BDS1822FS

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Suspension Lift Kit, 7.0 in. Front, 5.0 in. Rear, Fox 2.0 Shocks, Narrow Track Knuckle, Chevy, GMC, Kit

Part Number: BDX-BDS1818FS

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Suspension Lift Kit, 7.0 in. Front, 5.0 in. Rear, NX2 Nitro Shocks, Narrow Track Knuckle, Chevy, GMC, Kit

Part Number: BDX-BDS1818H

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Estimated Ship Date: Mar 9, 2026 if ordered today

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