2004 Holley Parts and Accessories

Intake Manifolds, LS 2x4, Throttle Body, Dual Flange, 1,500-7,000 RPM Range, Aluminum, Black Finish, Chevy, 4.8-6.0L, Cathedral Head, Each

Part Number: HLY-300-121BK

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management Systems, Terminator LS, Plug-andPlay, 8-Injectors, 8-Coils, Drive-by-Wire, with Controller, Chevy, Truck, 4.8-6.0L, 24x Crank, Kit

Part Number: HLY-550-615

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2, Wideband, Ford, Lincoln, Mercury, 2-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-616N

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-617N

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Fuel Injection System Wiring Harnesses, Holley EFI, 2V Modular EFI, with Main, Power, Injector Harnesses, for HP, Dominator ECU, Ford, 4.6-5.4L, Kit

Part Number: HLY-558-505

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Accessory Drive Systems, Gen III, Hemi, Mid-Mount System, Natural Finish, Serpentine, A/C, P/S, Water Pump, Hardware, Chrysler, Dodge, 5.7L, 6.2L, Kit

Part Number: HLY-20-290

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Accessory Drive Systems, Mid-Mount, Gen III, Hemi, Non-VVT, Serpentine, 6-groove, Alternator, Power Steering, AC, Water Pump, Belts, Natural, Kit

Part Number: HLY-20-292

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Accessory Drive System, Mid-Mount, Serpentine, 6-groove, Alternator, Power Steering, AC, Water Pump, Belts, Black Finish, Hemi, Gen III, Non-VVT, Kit

Part Number: HLY-20-292BK

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Pulleys, 6-groove, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-187

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Intake Manifold Bolt Set, Replacement Hardware Kit, Hemi Hi-Ram, Chrysler, Dodge, Ram, Kit

Part Number: HLY-300-655

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Special Order

Weatherproof Connectors, Holley EFI, Hemi Cam Sensor Connector, Main Harness, Single-Pack, 3-pin, Female, Gray Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-232

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Special Order

Pulley Kits, LS Swap, Serpentine, Alternator, Power Steering, A/C, GM Type 2, 130 Amp Alternator, Black, Kit

Part Number: HLY-20-136BK

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Weatherproof Connectors, Holley EFI, Hemi CTS Connector, Main Harness, APEX 2.8, 3-pin, Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-235

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Special Order

Intake Manifolds, Sniper EFI, Dual Plenum, Cathedral Port, 102mm Throttle Body, 1,600-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820241

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order