FAST EFI Fuel Systems & More

FAST (Fuel Air Spark Technology) is a leading developer of advanced EFI systems. With close relationships with its customers, FAST has been able to develop...

FAST (Fuel Air Spark Technology) is a leading developer of advanced EFI systems. With close relationships with its customers, FAST has been able to develop new technologies by simply listening to the needs of performance enthusiasts like you. In 2001, FAST became a member of the COMP Performance Group, allowing the company to conduct even more extensive R&D with a larger team of engineers. Today, FAST continues to develop cutting-edge fuel injection products, including a complete line of superior EFI systems, intake manifolds, throttle bodies, and other parts. Want the best in fuel injection systems...

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FAST LSXR Intake Manifolds 146102B

Intake Manifold, Fuel-Injected, Complete, Polymer, Black, Chevy, 6.2L, LS3, L76, L92, L99, Each

Part Number: FST-146102B

3.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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FAST LSXR Intake Manifolds 146102B-KIT

Intake Manifold, Fuel-Injected, Complete, Polymer, Black,102mm Throttle Body, Big Mouth, Billet, Chevy, 6.2L, LS3, L76, L92, L99, Kit

Part Number: FST-146102B-KIT

Not Yet Reviewed

Estimated Ship Date: Today

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FAST LSXHR Intake Manifolds 146106

Intake Manifold, Fuel Injected, LSXHR, for 103mm Throttle Body and Rectangular Port LS3/L76/L92/L99 Cylinder Heads, Polymer, GM, Hummer, Kit

Part Number: FST-146106

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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FAST LSXHR Intake Manifolds 146303

Intake Manifold, Fuel Injected, Cathedral Port, Multi-Port, 5,000-7,500 RPM Range, Complete, Chevy, LS, Each

Part Number: FST-146303

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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FAST LSXHR Intake Manifolds for 2014-2015 CAMARO, 2006-2013 CORVETTE - 146204

Intake Manifold, LSXHR, Polymer, 103mm Throttle Body, LS7, Kit

Part Number: FST-146204

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSXR Intake Manifolds 146103B

Intake Manifold, Fuel-Injected, Polymer, Black, Chevy, LS, High Horsepower, Each

Part Number: FST-146103B

Not Yet Reviewed

Estimated Ship Date: Today

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FAST LSXR Intake Manifold Runners 146070

Intake Manifold Runners, LSXR, Replacement, High HP, Chevy, LS3, L99, L76, Set of 8

Part Number: FST-146070

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSXR Intake Manifold Runners 146051-1

Intake Manifold Runners, LSXR, Replacement, Left Side, Chevy, LS3, Each

Part Number: FST-146051-1

Not Yet Reviewed

Estimated Ship Date: Today

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FAST LSXR Intake Manifold Runners 146071

Intake Manifold Runners, LSXR, Replacement, Race, Chevy, LS3, L99, L76, Set of 8

Part Number: FST-146071

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSXR Intake Manifold Runners 146053

Intake Manifold Runners, LSXR, Replacement, Standard, Chevy, LS3, L99, L76, Set of 8

Part Number: FST-146053

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSXR Intake Manifold Runners 146253

Intake Manifold Runners, LSXR, Replacement, Standard, Chevy, LS7, Set of 8

Part Number: FST-146253

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSX Intake Manifold Replacement Seals 146003-8

Intake Gaskets, LSXR Replacement, Buna Rubber, Cadillac, Chevy, GMC, Set

Part Number: FST-146003-8

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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FAST LSX Intake Manifold Replacement Seals 146006-8

Intake Runner Seals, Replacement, LSX, Buna Rubber, Cathedral Port, Chevy, Pontiac, Set of 8

Part Number: FST-146006-8

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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FAST Intake Manifold Spacers 549108

Intake Manifold Spacers, Aluminum, Black Anodized, 9.750 in. Deck Height, Chevy, 6.0L, 6.2L, Pair

Part Number: FST-549108

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSXRT Intake Manifolds 146105B

Intake Manifold, Fuel-Injected, Polymer, Black, Chevy, LS, High Horsepower, Each

Part Number: FST-146105B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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FAST LSX Intake Manifold Replacement Seals 146003-1

Intake Manifold Seal, Replacement, FAST LSX, Rectangular Port, Buna Rubber, Chevy, Pontiac, Each

Part Number: FST-146003-1

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSX Intake Manifold Replacement Seals 146006-1

Intake Runner Seals, Replacement, LSX, Buna Rubber, Cathedral Port, Chevy, Pontiac, Each

Part Number: FST-146006-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

FAST LSXR Intake Manifold Runners 146050-1

Intake Manifold Runners, LSXR, Replacement, Right Side, Chevy, LS3, Each

Part Number: FST-146050-1

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST Intake Manifold Gaskets 146003IS

REPLACEMENT INTAKE PORT SEAL, FOR LS3

Part Number: FST-146003IS

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST LSXR Intake Manifolds 146104B

Intake Manifold, Fuel-Injected, Polymer, Black, Chevy, LS, Race Version, Each

Part Number: FST-146104B

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

FAST Fuel Injector O-Rings 146020COR-10

Fuel Injector O-Ring, LSXR, LS3/LS7 Intake Manifold, Chevy, Set of 10

Part Number: FST-146020COR-10

Not Yet Reviewed

Estimated Ship Date: Today

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FAST Fuel Injector O-Rings 146020COR

Fuel Injector O-Ring, LSXR, LS3/LS7 Intake Manifold, Chevy, Each

Part Number: FST-146020COR

Not Yet Reviewed

Estimated Ship Date: Today

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FAST LSXR OEM Fuel Rail Kits 146020-KIT

Fuel Rails, LS3, LS7, L76, L99, FAST LSXR OEM, Aluminum, Natural, Chevy, 6.2L, 7.0L, Kit

Part Number: FST-146020-KIT

Not Yet Reviewed

Estimated Ship Date: Today

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FAST Velocity Stacks 146073-8

Velocity Stack Set, LSXHR 103mm Intake Manifold, Medium, Set of 8

Part Number: FST-146073-8

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

FAST Velocity Stacks 146074-8

Velocity Stack Set, LSXHR 103mm Intake Manifold, Shortl, Set of 8

Part Number: FST-146074-8

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

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