2003 Holley Parts and Accessories

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Polished, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-176

3.83 out of 5 stars ( 6 )

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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 )

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Drive-by-Wire, 3.5 in. Controller, Chrysler, Dodge, 5.7L, 6.1L, Non-VVT, Kit

Part Number: HLY-550-1421

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Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coils, Sensors, Chevy, LS, 4.8-6,0L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-930

3.0 out of 5 stars ( 3 )

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Intake Manifolds, EFI, LS Mid-Rise, Cathedral Port Head, Multi-port, 92mm Bore, Standard Deck, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-126

2.75 out of 5 stars ( 4 )

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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

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Intake Manifolds, Fuel Injected, LS Single Plane Split-Design Race, Stock/OEM Deck, 2,500-7,000 RPM, Aluminum, Natural, Chevy, Small Block, Each

Part Number: HLY-300-255

5.0 out of 5 stars ( 3 )

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Fuel Rails, Holley EFI, LS Hi-Flow, Aluminum, Black, -8 AN O-ring Inlet, Brackets, Hose, Fittings, Hardware, for Stock Intake, Chevy, 4.8-7.0L, Kit

Part Number: HLY-534-210

4.8 out of 5 stars ( 10 )

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Air Conditioner Brackets, Passenger Side, Aluminum, Sanden 508, Sanden SD7, Chevy, Small Block LS, Each

Part Number: HLY-20-134

4.36 out of 5 stars ( 14 )

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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 )

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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Polished Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-185P

5.0 out of 5 stars ( 1 )

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Valve Covers, Aluminum LS, Centerbolt, Tall, Chevrolet Logo, Cast Aluminum, Black Satin, Baffled, Chevy, LS, 4.3L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-402

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

Part Number: HLY-550-916T

5.0 out of 5 stars ( 2 )

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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 ( 2 )

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Alternators, Premium, OE Style, Cast Aluminum, Black Anodized, 150 amps, 12V, Internal Regulator, Serpentine Pulley, Chevy, 4.8-7.0L, Each

Part Number: HLY-197-303

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Throttle Bodies, LS Style, Multi-Port Injection, Cable Actuated, 1 Venturi, 105mm, Billet Aluminum, Black Anodized, Chevy, 4.8-7.0L, LS Based, Each

Part Number: HLY-112-581

4.0 out of 5 stars ( 1 )

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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 )

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Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 92mm Throttle Body, 2,200-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Kit

Part Number: SNE-820032-1

4.75 out of 5 stars ( 4 )

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Fuel Injection Systems, Terminator X Max, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Aluminum, Gold, Trans Control, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1030

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Intake Manifolds, LS Mid-Rise, Standard Deck, Single Carburetor, Dual Plane, 1,500-6,500 RPM Range, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-130

4.25 out of 5 stars ( 16 )

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Intake Manifolds, LS Modular, Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-620

5.0 out of 5 stars ( 1 )

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Intake Manifolds, LS Modular, Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-620BK

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Oil Pans, Gen III Hemi, Retrofit, VVT Engine, Wet Sump, Rear, 1-piece Main Seal, 6.2 Quart, Dipstick Passenger Side, Aluminum, Natural, Hardware, Each

Part Number: HLY-302-76

5.0 out of 5 stars ( 1 )

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

Part Number: HLY-120-521

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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 )

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