Availability
2003 Air & Fuel Delivery
Showing In Stock Items. Show All 319 Items.
Not Showing Customizable Items. View Customizable Items.
Intake Manifold, Fuel-Injected, Polymer, Black, Chevy, LS1, LS2, LS6, Each
Part Number: FST-146302B
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold, Fuel-Injected, Polymer, Black, 102mm Throttle Body, Big Mouth, Billet, Chevy, LS1, LS2, LS6, Kit
Part Number: FST-146302B-KIT
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold, FAST LSX, Multi-port, 92mm Bore, Polymer, Black, Runners, EGR, Chevy, 5.7L, 6.0L, Kit
Part Number: FST-54039B
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold, Performer RPM LS1, Aluminum, Timing Control Module, Chevy, LS1, 4.8L, 5.3L, 5.7L, 6.0L, Kit
Part Number: EDL-7118
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 Manifold, Fuel-Injected, Complete, Polymer, Black, Chevy, LS, Each
Part Number: FST-146602B
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injector, ID1050x Series, 1065.0cc/min Flow Rate, EV6/USCAR Plug, 2.755 in. Height, BMW, Chevrolet, Ford, Pontiac, Set of 8
Part Number: IJD-10506014148
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI Hi-Ram, Cathedral Port Head, Multi-port, 92mm Bore, Standard Deck, Aluminum, Satin Finish, Chevy, LS, 5.7L, 6.0L, Each
Part Number: HLY-300-122
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI, LS Mid-Rise, Cathedral Port Head, Multi-port, 92mm Bore, Standard Deck, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-126BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Carbon pTR - LS1/LS2/LS6 Manifold 105mm (Long Runners Installed), black
Part Number: PCD-70606-00-BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold, Atomic AirForce, 103mm, 2-Piece, Polymer, Black, Red Letters, Chevy LS1, LS2, LS6, Each
Part Number: MSD-2702
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Intake Manifolds, EFI, LS Hi-Ram, Cathedral Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-123
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 Manifold, Fuel-Injected, LSXRT, Cathedral Port LS1/LS2/LS6, Multi-port, Polymer, Black, Throttle Body, Chevrolet, Small Block LS, Kit
Part Number: FST-146602B-KIT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI, LS Mid-Rise, Cathedral Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-127
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Fuel Injection, Mechanical Throttle Body, Chevy, Small Block, Each
Part Number: PRF-60617
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 Manifold, Victor Jr. LS1, Single Plane, Aluminum, Square Bore, Chevy
Part Number: EDL-2908
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
Wiring Harness, Fuel Injection, Multi-Port, Mass Airflow, Chevy, 5.7L, Each
Part Number: PRF-60608
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold, Fuel Injected, Cathedral Port, Multi-Port, 5,000-7,500 RPM Range, Complete, Chevy, LS, Each
Part Number: FST-146303
Estimated Ship Date: Today
Estimated Ship Date: Today
LS Single Entry 90mm Plate Hardline System (50-400Hp) W/ 10# Bottle
Part Number: NEX-20934S-10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
INJECTORS
Part Number: DWK-16MX261200-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Dual Injection, Lo-Ram EFI, Cathedral Port Heads, Standard Deck, 105mm Bore, Aluminum, Satin Finish, Chevy, LS, 4.8-6.0L, Each
Part Number: HLY-300-624
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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