2003 Holley Parts and Accessories

Intake Manifolds, LS Split Design EFI, Single Plane, Aluminum, Black, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Kit

Part Number: HLY-300-294BK

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 92mm Throttle Body, 1,800-7,000 RPM, Aluminum, Silver, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820031-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Intake Manifold Base, LS Modular Hi-Ram, Base Only, Tunnel Ram, Aluminum, Black Ceramic Coated, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Cathedral Port, Each

Part Number: HLY-300-226BK

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Hoses and Lines, Power Steering, 6 AN Hardline, Steel, Chrome, Fittings, Crush Washers, Chrysler, Dodge, Jeep, 5.7-6.4L, Gen III, Hemi, Each

Part Number: HLY-198-205

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Intake Manifolds, Sniper EFI, Hi-Ram, Cathedral Port, 90mm Throttle Body, 2,100-8,200 RPM, Welded Aluminum, Black, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-832142

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Weatherproof Connectors, Holley EFI, LS MAP/CPS Connector, Main Harness, Metripack, 3-pin Female, Gray Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-217

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Valve Covers, Sniper EFI, Fabricated, Aluminum, 2.25 in. Tall, Center Bolt Mount, Black Gloss, No Breather Hole, Hardware, Chevy, LS, 4.8-7.0L, Pair

Part Number: SNE-890014B

1.0 out of 5 stars ( 2 )

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Accessory Drive Systems, LS Mid-Mount, Serpentine Style, Alternator, Water Pump, Power Steering, A/C, Hardware, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-180

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Clutch Kit, Organic Clutch, 12 in. Disc, 26 Spline, Billet Steel Flywheel, Hydraulic Release Bearing, Chevy, LS, Kit

Part Number: HLY-319-575

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Alternators, High-amp, OE Style, Cast Aluminum, Natural Finish, Serpentine Pulley, 130 amps, 12V, Internal Regulator, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: HLY-197-301

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Valve Covers, LS Pontiac, Cast Aluminum, Perimeter Bolt, Plain, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-190

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Alternator Brackets, Low-Mount, Aluminum, Natural, Chevy, Kit

Part Number: HLY-20-166

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Fuel Pumps, OEM Style, EFI, Electric, In-Tank, 450 lph, 60 psi, 12V, Sending Unit, 220-20 ohms, -8 AN Ports, Return Style, E85 Fuel, Dodge, Ram, Kit

Part Number: HLY-12-325

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Weatherproof Connectors, Holley EFI, Ford Modular/Coyote, Cam/Crank Position Sensor Connector, Sealed, 2-pin, Female, Black Plastic, Seals, TPA, Each

Part Number: HLY-570-241

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Intake Manifolds, Sniper EFI, Dual Plenum, Cathedral Port, 92mm Throttle Body, 1,00-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820202

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Intake Manifolds, EFI, LS, Hi-Ram, Base Only, Cathedral Port, Multi-port, Standard Deck, Aluminum, Black Finish, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: HLY-300-227BK

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Accessory Drive Systems, LS Engine Swap, Serpentine, Black Air Conditioning Pulley, Compressor, Tensioner, Chevrolet, Small Block LS, Kit

Part Number: HLY-20-140

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Seal Puller and Installers, Crankshaft Seal, Installation Tool, Aluminum, Natural, Mopar, 5.7, 6.1, 6.2, 6.4, Gen III Hemi, Each

Part Number: HLY-97-367

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coil, Trans Control, Sensors, USB Tune Cable, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-926T

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Engine Coolant Crossovers, LS Steam Vent Kits, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: HLY-26-551

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Accessory Belt Tensioners, Holley, LS Assembly, Serpentine, Smooth Pulley, with Low-Mount A/C, for Holley Accessory Drive Only, Chevy, 4.8-7.0L, Each

Part Number: HLY-97-156

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Finned, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-180

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Hardware Kits, Split Intake Manifold, O-rings, Cord, Hardware, Silver Finish, Intake 300-255, 300-256, 300-290, 300-291, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-508-31

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Estimated Ship Date: Today

Pedal Assembly Components, Drive-By-Wire Accelerator Pedal Bracket, Use with Holley 145-160 Pedal, Steel, Black Powdercoated, Chevy, GMC, Each

Part Number: HLY-145-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Throttle Body Adapters, Holley, Angle Correcting Adapter, 95mm Bore, Aluminum, Black, Chevy, Gen V LT/ LS, 4.8-7.0L, with Accessory Drive, Each

Part Number: HLY-717-16

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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