Availability
Wiring Harnesses, Holley EFI, Replacement, LS1/6, 24X/1X Main Harness, Mass Airflow Metered, for HP, Dominator, EFI Systems Only, Chevy, 5.7L, Each
Part Number: HLY-558-102
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Split Design Carbureted, Single Plane, Aluminum, Natural, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Each
Part Number: HLY-300-295
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Split Design Carbureted, Single Plane, Aluminum, Black, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Each
Part Number: HLY-300-295BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Split Design EFI, Single Plane, Aluminum, Natural, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Kit
Part Number: HLY-300-294
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Throttle Body Intake Elbow, 105mm Bore Size, 4500 to LS1, Aluminum, Natural, 6.30 in. Height, Each
Part Number: HLY-300-253
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Fuel Injection System Wiring Harnesses, Holley EFI, GM LS 24X Crank Sensor, Includes Power, LS1 Injector, Main Harnesses, for HP, Dominator ECUs, Kit
Part Number: HLY-558-500
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Intake Manifolds, LS Split Design EFI, Single Plane, Aluminum, Black, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Kit
Part Number: HLY-300-294BK
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Intake Manifolds, LS Modular, Ultra Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Black, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-621BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Rectangular Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Satin, Chevy, 6.0L, 6.2L, Each
Part Number: HLY-300-679
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds. LS Modular, Lo-Ram EFI, Base Only, Rectangular Port Head, Mulit-port, Cast Aluminum, Satin Finish, Chevy, 6.0L, 6.2L, Each
Part Number: HLY-300-670
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Rectangular Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Black, Chevy, 6.0L, 6.2L, Each
Part Number: HLY-300-679BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Base Only, Multi-port, -8 AN, O-ring Female, Fuel Rails, Runners, Aluminum, Natural, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-600
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Base Only, Multi-port, -8 AN, O-ring Female, Fuel Rails, Runners, Aluminum, Black, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-600BK
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds. LS Modular, Lo-Ram EFI, Base Only, Rectangular Port Head, Mulit-port, Cast Aluminum, Black Finish, Chevy, 6.0L, 6.2L, Each
Part Number: HLY-300-670BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Rail Components, LS Hi-Ram, Adapters, CNC Machined, Aluminum, Mounting Hardware, O-rings, Kit
Part Number: HLY-300-230
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Rail Components, Adapter Bracket Kit, Required When Upgrading to EV1/Bosch Style Injectors on OE Style LS Manifolds, Chevy, LS, Kit
Part Number: HLY-534-246
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Ultra Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Silver, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-621
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Dual Injection, Rectangular Port Head, Multi-port, 105mm Bore, Aluminum, Black, Chevy, 6.0L, 6.2L, Each
Part Number: HLY-300-683BK
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Intake Manifolds, EFI Hi-Ram, Cathedral Port Head, Multi-port, 92mm Bore, Standard Deck, Aluminum, Black Finish, Chevy, LS, 5.7L, 6.0L, Each
Part Number: HLY-300-122BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI, LS Hi-Ram, Cathedral Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-123BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Mid-Rise, Standard Deck, Single Carburetor, Single Plane, 2,500-7,000 RPM Range, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-132
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 92mm Throttle Body, 1,800-6,400 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Kit
Part Number: SNE-820102-1
Estimated Ship Date: Today
Estimated Ship Date: Today
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