2004 Holley Parts and Accessories

Ignition Coil Wiring Harnesses, Holley EFI, Replacement, LS Coil Harness, Plug-and-Play, OE Connectors, Not for LS1/LS6, Chevy, LS Engine, Pair

Part Number: HLY-558-321

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Throttle Body, Sniper EFI, Multi-port Injection, 92mm Bore, Billet Aluminum, Black Anodized, Hardware, Chevy, LS, 4.8-7.0L, Each

Part Number: SNE-860004-1

4.38 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Throttle Body, Sniper EFI, Multi-port Injection, 102mm Bore, Billet Aluminum, Black Anodized, Hardware, Cable Operated, Chevy, LS, 4.8-7.0L, Each

Part Number: SNE-860005-1

3.42 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Fuel Rails, Holley EFI, Billet Aluminum, Black Anodized, -8 AN, O-ring Inlet, Fittings, Hardware Included, Chevy, LS, 4.8-7.0L,Kit

Part Number: HLY-534-244

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Throttle Body, Sniper EFI, Multi-port Injection, 92mm Bore, Billet Aluminum, Natural Finish, Hardware, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: SNE-860001-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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

Part Number: HLY-26-550

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Fuel Rails, Holley EFI, LS Hi-Flow, Aluminum, Black Finish, -8 AN O-ring Inlet, Brackets, Fittings, Hardware, for Stock Intake, Chevy, 4.8-6.2L, Kit

Part Number: HLY-534-209

4.25 out of 5 stars ( 32 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Accessory Drive Bracket Spacer Kits, Aluminum, Natural Finish, Long Alignment, Chevy, Small Block LS, Each

Part Number: HLY-21-3

4.43 out of 5 stars ( 21 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Fuel Rails, Holley EFI, LS Fuel Rails, Aluminum, Black Finish, -8 AN O-ring Inlet, Brackets, Hardware, for 300-137 Intake, Chevy, 4.8-7.0L, Kit

Part Number: HLY-534-219

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Ignition Coil Wiring Harnesses, Holley EFI, Coil-On/Near Plug Harness, for GM LSx Coil Harness, Holley 558-312, to HP, Dominator EFI Systems, Each

Part Number: HLY-558-307

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Ignition Coil Wiring Harnesses, Holley EFI, LS Coil Extension Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair

Part Number: HLY-558-326

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Throttle Body, Sniper EFI, Multi-port Injection, 102mm Bore, Billet Aluminum, Silver Anodized, for Sniper EFI Intakes, Chevy, LS, 4.8-7.0L, Each

Part Number: SNE-860002-1

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Air Conditioner Brackets, LS, Sanden SD7, Aluminum, Natural, Lower Passenger Side A/C Bracket, Chevy, Small Block LS, Each

Part Number: HLY-20-159

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Crankshaft Pulleys, Holley, Replacement, LS Serpentine, 3-bolt, 6-groove, Steel, Black, for Holley Mid-Mount Accessory Drive, Chevy, 5.7-6.2L, Each

Part Number: HLY-97-159

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Throwout Bearings, T-56, Release Bearing, Replacement, Hydraulic, Cast Aluminum, Black Powdercoated, Factory Connections, Chevy, Pontiac, Each

Part Number: HLY-319-100

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Power Steering Reservoirs, Remote Style, Composite, Black, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: HLY-198-200

4.85 out of 5 stars ( 20 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Accessory Belt Tensioners, Holley, Replacement, Tensioner Assembly, Cast Aluminum, Smooth Pulley, for LS Accessory Drives Only, GM, LS, 4.8-7.0L, Each

Part Number: HLY-97-179

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Computer Mounting Brackets, Holley EFI, HP, Terminator, Terminator X, ECU Mount Bracket, Steel, Black, Passenger Seat, Ford, Mustang, Fox Body, Each

Part Number: HLY-554-157

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Ignition Coil Brackets, Holley EFI, Gen III, LS Ignition Coil, Remote Relocation Bracket, Aluminum, Black Finish, Hardware Included, Pair

Part Number: HLY-561-128

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Spark Plug Wire Sets, Holley EFI, Cut-toFit, for Smart Coil, 36 in. Long, Black Wire, 8.00mm Core, Black Silicone, Plug Boot, Straight, Universal, Set

Part Number: HLY-561-113

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Air Conditioning Compressor Brackets, for R4 Compressor, Aluminum, Natural, Chevy, Small Block LS, Each

Part Number: HLY-20-133

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Fuel Rails, Sniper EFI, Billet Aluminum, Black Anodized, -8 AN Inlet, Hardware, Fittings, for Original Stock Intakes, Chevy, LS, 5.7L, 6.0L, Kit

Part Number: SNE-850005

3.35 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Weatherproof Connectors, Holley EFI, GM LSx Engine, Main Harness Connectors, Connectors, Pins, Seals, Cavity Plugs included, Kit

Part Number: HLY-570-103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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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 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Air Cleaners, Retrofilter, Drive-By-Wire, 14 in. Round, Dual Snorkel, Aluminum, Chrome, Cotton Gauze Filter, Red, GM LS 4-Bolt 92mm Throttle Body, Kit

Part Number: HLY-120-520

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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