2003 Holley Parts and Accessories

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

Part Number: SNE-850001

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

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Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed, Black Anodized, 10-bolt Pattern, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: HLY-241-262

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Wiring Harnesses, Holley EFI, Gen III Hemi, VVT, SRV, Sub-Harness Only, Plug-and -Play, for Terminator X, Terminator X Max EFI, Dodge, 5.7-6.4L, Each

Part Number: HLY-558-132

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Estimated Ship Date: Monday 1/5/2026

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Wiring Harness, Holley EFI, Gen III Hemi, VVT, Sub-Harness Only, Plug-and -Play, for Terminator X, Terminator X Max EFI, Dodge, 5.7L, 6.4L, Each

Part Number: HLY-558-131

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Estimated Ship Date: Monday 1/5/2026

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Accessory Drive Bracket Spacer Kits, Aluminum, Black Finish, Middle Alignment, Chevy, Small Block LS, Each

Part Number: HLY-21-2BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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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: Monday 1/5/2026

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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: Monday 1/5/2026

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Throttle Body Spacer, Sniper, Billet Aluminum, 102mm Bore, 0.375 in. Thick, Black Anodized, for Sniper EFI Fabricated Intakes, Chevy, 4.8-7.0L, Each

Part Number: SNE-860014

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Estimated Ship Date: Monday 1/5/2026

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Ignition Coil Wiring Harnesses, Holley EFI, Coil Harness, Ford 2V Modular, Plug-and-Play, for HP, Dominator EFI Systems, Ford, Lincoln, Mercury, Each

Part Number: HLY-558-314

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Estimated Ship Date: Monday 1/5/2026

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Power Steering Brackets, Mid LSA/LS, Accessory Drive Bracket, Power Steering, Aluminum, Black Finish, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: HLY-20-165BK

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Ignition Coil Wiring Harnesses, Holley EFI, Coil Harness, Ford 4V Modular, Plug-and-Play, for HP, Dominator EFI Systems, Ford, Mustang, 4.6L, Each

Part Number: HLY-558-315

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: HLY-20-133P

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Estimated Ship Date: Jan 22, 2026 if ordered today

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