Fuel Rails

The fuel rail is the common reservoir of high pressure fuel that feeds into all the injectors on one side of a fuel-injected engine. Fuel is pumped into one end, and...

The fuel rail is the common reservoir of high pressure fuel that feeds into all the injectors on one side of a fuel-injected engine. Fuel is pumped into one end, and as each injector is triggered in sequence, they spray fuel at a consistent pressure.

As you make performance upgrades and your engine makes greater demands on your EFI system, you may need to upgrade to larger fuel rails. Plus, since they’re right on top of the engine, you may want rails that look as good as they perform. Fortunately, you’re in the right place to find fuel rails that match your combination of engine, injector style, and desired...

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FAST LSX High-Flow Billet Fuel Rails 146028-KIT

Fuel Rails, Billet Aluminum, Red Anodized, Chevy, LS Truck Engines, LSXR 102mm Intake, Kit

Part Number: FST-146028-KIT

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146027-KIT

Fuel Rails, Billet Aluminum, Red Anodized, Chevy, V8, LS, Fits LSXR Intake, Kit

Part Number: FST-146027-KIT

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146032B-KIT

Fuel Rails, Billet Aluminum, Black Anodized, Chevy, LS1/LS6 Engines, LSXR 102mm Intake, Kit

Part Number: FST-146032B-KIT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSXR OEM Fuel Rail Kits 146021-KIT

Fuel Rails, Billet Aluminum, Natural, Chevy, 5.7, 6.0L, LS1, LS6, LSXR 102mm Intake, Kit

Part Number: FST-146021-KIT

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146028B-KIT

Fuel Rails, LSX High-Flow, Billet Aluminum, Black Anodized, -8 AN O-ring Inlet Size, LSXR-style Fuel Rail, Chevy, Kit

Part Number: FST-146028B-KIT

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

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: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146027B-KIT

Fuel Rails, LSX High-Flow, Billet Aluminum, Black Anodized, -8 AN O-ring Inlet Size, LSXR-style Fuel Rail, Chevy, Kit

Part Number: FST-146027B-KIT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146035B-KIT

Fuel Rails, Billet Aluminum, Black Anodized, LS1, LS6, Cadillac, Chevy, Pontiac, 5.7L, Pair

Part Number: FST-146035B-KIT

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146033B-KIT

Fuel Rails, Billet Aluminum, Black Anodized, Chevy, LS2 Engine, LSXR 102mm Intake, Kit

Part Number: FST-146033B-KIT

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146033-KIT

Fuel Rails, Billet Aluminum, Red Anodized, Chevy, LS2 Engine, LSXR 102mm Intake, Kit

Part Number: FST-146033-KIT

1.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146035-KIT

Fuel Rails, Billet Aluminum, Red Anodized, LS1, LS6, Cadillac, Chevy, Pontiac, 5.7L, Pair

Part Number: FST-146035-KIT

2.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST LSX High-Flow Billet Fuel Rails 146032-KIT

Fuel Rails, Billet Aluminum, Red Anodized, Chevy, LS1/LS6 Engines, LSXR 102mm Intake, Kit

Part Number: FST-146032-KIT

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

FAST Fuel Rails 146036FRB-1

FUEL RAIL, FAST LS EFI TUNNEL RAM-BLACK ANODIZED W/ LOGO

Part Number: FST-146036FRB-1

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

FAST LSXR High-Flow Billet Fuel Rails 146036FR

Fuel Rail Only, Billet Aluminum, Red Anodized, LS1, LS6, LSXR Manifold, Cadillac, Chevy, Pontiac, Each

Part Number: FST-146036FR

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

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