Air/Fuel Delivery Parts for Carbureted & Fuel Injected Engines

Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors...

Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors for street to strip, plus intake manifolds ranging from stock-height replacements to hood-busting tunnel rams. If you’e ready to advance to fuel injection, we’ve got you covered with injectors, manifolds, fuel rails, sensors, and complete performance EFI conversion kits. We’ve also got cold air intakes, fuel pumps, fuel filters, superchargers, turbochargers, nitrous kits, methanol injection kits, hood scoops, and air filters—there’s no excuse for starving...

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Caspers Electronics Throttle Body Wiring Harness Adapters for GM LS2 108115

Caspers Electronics Throttle Body Wiring Harness Adapters for GM LS2 108115

Throttle Body Adapter Harness, LS2 Throttle Body to LS1 Vehicle, Each

Part Number: CEI-108115

4.1 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226127B-G2

Intake Manifold, Fuel Injected, Low Profile, 92mm Bore Size, Aluminum, Black, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226127B-G2

3.0 out of 5 stars ( 1 )

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Top Street Performance Throttle Body Harness Adapter for GM LS1 to LS2 81032

Throttle Body Adapter Harness, 8-Pin LS1 Harness to 6-Pin LS2 Throttle Body Plug, Each

Part Number: TSN-81032

4.5 out of 5 stars ( 4 )

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Caspers Electronics Throttle Body Extension Cables for GM LS2/LS7 Engines 109133

Throttle Body Adapter Harness, 24 in. Long, Each

Part Number: CEI-109133

5.0 out of 5 stars ( 3 )

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ICT Billet Fuel Injectors 551333-LS2

Injectors, Mock Plug, Mock Plug Fuel Injectors LS2 Height

Part Number: ICB-551333-LS2

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Summit Racing™ Max EFI LS Intake Manifolds SUM-226122B-G2

Intake Manifold, Fuel Injected, Tall Profile, 92mm Bore Size, Aluminum, Black, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226122B-G2

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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NOS EFI Nitrous Plate Systems for GM LS2 05169NOS

Nitrous Oxide System, EFI, Wet, 100-150 hp, 10 lb. Bottle, Blue, Chevy, 6.0L, Kit

Part Number: NOS-05169NOS

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Summit Racing™ Max EFI LS Intake Manifolds SUM-226125B-G2

Intake Manifold, Fuel Injected, Low Profile, 102mm Bore Size, Aluminum, Black, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226125B-G2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226124S-G2

Intake Manifold, Fuel Injected, Tall Profile, 102mm Bore Size, Aluminum, Satin, Chevy, LS3, L92, Each

Part Number: SUM-226124S-G2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226131B-G2

Intake Manifold, Fuel Injected, Low Profile, 92mm Bore Size, Aluminum, Black, Chevy, LS3, L92, Each

Part Number: SUM-226131B-G2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226125S-G2

Intake Manifold, Fuel Injected, Low Profile, 102mm Bore Size, Aluminum, Satin, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226125S-G2

Not Yet Reviewed

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226127S-G2

Intake Manifold, Fuel Injected, Low Profile, 92mm Bore Size, Aluminum, Satin, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226127S-G2

Not Yet Reviewed

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226120S-G2

Intake Manifold, Fuel Injected, Tall Profile, 102mm Bore Size, Aluminum, Satin, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226120S-G2

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226122S-G2

Intake Manifold, Fuel Injected, Tall Profile, 92mm Bore Size, Aluminum, Satin, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226122S-G2

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226120B-G2

Intake Manifold, Fuel Injected, Tall Profile, 102mm Bore Size, Aluminum, Black, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226120B-G2

Not Yet Reviewed

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Top Street Performance LS EFI 85 GPH Fuel Pump and Filter Regulator Kits 81095-2KT

Fuel Pump, LS EFI Style, 85 gph Inline Pump, 58 psi Regulator/Filter, Max 90 psi, Includes Necessary Fittings and 25 ft. Hose, Kit

Part Number: TSN-81095-2KT

2.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226124B-G2

Intake Manifold, Fuel Injected, Tall Profile, 102mm Bore Size, Aluminum, Black, Chevy, LS3, L92, Each

Part Number: SUM-226124B-G2

Not Yet Reviewed

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226123B-G2

Intake Manifold, Fuel Injected, Tall Profile, 92mm Bore Size, Aluminum, Black, Chevy, LS3, L92, Each

Part Number: SUM-226123B-G2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226129B-G2

Intake Manifold, Fuel Injected, Low Profile, 102mm Bore Size, Aluminum, Black, Chevy, LS3, L92, Each

Part Number: SUM-226129B-G2

Not Yet Reviewed

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226129S-G2

Intake Manifold, Fuel Injected, Low Profile, 102mm Bore Size, Aluminum, Satin, Chevy, LS3, L92, Each

Part Number: SUM-226129S-G2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226131S-G2

Intake Manifold, Fuel Injected, Low Profile, 92mm Bore Size, Aluminum, Satin, Chevy, LS3, L92, Each

Part Number: SUM-226131S-G2

Not Yet Reviewed

Estimated Ship Date: Today

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Summit Racing™ Max EFI LS Intake Manifolds SUM-226123S-G2

Intake Manifold, Fuel Injected, Tall Profile, 92mm Bore Size, Aluminum, Satin, Chevy, LS3, L92, Each

Part Number: SUM-226123S-G2

Not Yet Reviewed

Estimated Ship Date: Today

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Holley LS 2x4 Dual Plane Carbureted Intake Manifolds 300-120

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

Part Number: HLY-300-120

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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FAST LSXR Intake Manifolds 146302B-KIT

Intake Manifold, Fuel-Injected, Polymer, Black, 102mm Throttle Body, Big Mouth, Billet, Chevy, LS1, LS2, LS6, Kit

Part Number: FST-146302B-KIT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Holley LS 2x4 Dual Plane Fuel Injected Intake Manifolds 300-134

Intake Manifolds, LS EFI, 2x4 Dual Plane, Rectangular Port Head, Multi-port, 1,500-7,000 RPM Range, Aluminum, Satin Finish, Chevy, 6.0L, 6.2L, Each

Part Number: HLY-300-134

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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