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FAST LSX LS1 EFI Fuel Line Conversion Kits

4.38 out of 5 stars 8 Customer Reviews

FAST LSX intake manifold has revolutionized the performance of the GM LS-engine world by delivering increased power, versatility, and lightweight. The release of FA
FAST LSX intake manifold has revolutionized the performance of the GM LS-engine world by delivering increased power, versatility, and lightweight. The release of FAST LSX LS1 EFI fuel line conversion kits make it easy to take advantage of the power benefits of the LSX manifolds while using the FAST fuel rails to further enhance fuel delivery. Two kits are available, with or without the inline fuel pressure gauge, along with complete instructions to make installation a snap. FAST LSX LS1 EFI fuel line conversion kits include all of the fuel line parts, consisting of the rear crossover line, the main fuel supply line a
FAST LSX intake manifold has revolutionized the performance of the GM LS-engine world by delivering increased power, versatility, and lightweight. The release of FAST LSX LS1 EFI fuel line conversion kits make it easy to take advantage of the power benefits of the LSX manifolds while using the FAST fuel rails to further enhance fuel delivery. Two kits are available, with or without the inline fuel pressure gauge, along with complete instructions to make installation a snap. FAST LSX LS1 EFI fuel line conversion kits include all of the fuel line parts, consisting of the rear crossover line, the main fuel supply line and the push connect fitting and plug to convert the factory 3/8 in. fuel line to -6AN lines. The FAST LSX LS1 EFI fuel line conversion Kits with the in-line fuel pressure gauge features a 1 1/2 in. diameter midnight silver encased, 0 to 100 psi liquid-filled gauge with a black face and easy-to-read white indicator needle. The FAST fuel rails must be purchased separately.

Results 1 - 2 of 2

Fuel Line Conversion, Aluminum, Black Anodized, Chevy, Pontiac, 5.7L, Each

Part Number: FST-54028-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

Fuel Line Conversion, Aluminum, Black, Chevy, Pontiac, 5.7L, Pair

Part Number: FST-54028G-KIT

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

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Estimated Ship Date: Monday 10/20/2025

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