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Stock Ls3 Injector Sizes of 2025

Explore top picks
  • Best Choice

    1

    Holley 300-679BK: Ls3 Lo-Ram Manifold Kit, Single Injector
    Holley

    Holley 300-679BK: Ls3 Lo-Ram Manifold Kit, Single Injector

    9.8
    Exceptional
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  • Value for Money

    2

    Holley 300-679: Ls3 Lo-Ram Manifold Kit, Single Injector
    Holley

    Holley 300-679: Ls3 Lo-Ram Manifold Kit, Single Injector

    9.7
    Exceptional

  • 3

    ICT Billet Fuel Injector Spacer Set of 8 Truck Intake Manifold to LS3 Injector Adapter ICT Billet Designed & Manufactured in the USA LS3 L33 LM4 LM7 LR4 LQ4 LQ9 551287-LS-036
    ICT Billet

    ICT Billet Fuel Injector Spacer Set of 8 Truck Intake Manifold to LS3 Injector Adapter ICT Billet Designed & Manufactured in the USA LS3 L33 LM4 LM7 LR4 LQ4 LQ9 551287-LS-036

    9.6
    Exceptional

  • 4

    Michigan Motorsports LS3 LS7 shorty fuel injector adapter spacer to a LS2 Manifold
    Michigan Motorsports

    Michigan Motorsports LS3 LS7 shorty fuel injector adapter spacer to a LS2 Manifold

    9.5
    Excellent

  • 5

    Michigan Motorsports .60 Fuel Injector Spacer Extender. Adapts Short LS3 LS7 L92 L99 L76 L98 LS9 EV14 LSA Injectors to LS1 LS6 LS2 EV6 Manifolds that typically use longer Injectors.
    Michigan Motorsports

    Michigan Motorsports .60 Fuel Injector Spacer Extender. Adapts Short LS3 LS7 L92 L99 L76 L98 LS9 EV14 LSA Injectors to LS1 LS6 LS2 EV6 Manifolds that typically use longer Injectors.

    9.4
    Excellent
  • See Today’s Deals & Prices

  • 6

    SecosAutoparts 8pcs Fuel Injector Spacer Extender Adapts Short LS3 LS7 LS9 L76 Injectors to LS1 LS2 Manifolds that typically use longer Injectors
    SecosAutoparts

    SecosAutoparts 8pcs Fuel Injector Spacer Extender Adapts Short LS3 LS7 LS9 L76 Injectors to LS1 LS2 Manifolds that typically use longer Injectors

    9.2
    Excellent

  • 7

    FUSCH 8Pcs LS3 LS7 LS9 L76 Shorty Fuel Injector Adapter Spacer to LS2 Intake Fuel Rail
    FUSCH

    FUSCH 8Pcs LS3 LS7 LS9 L76 Shorty Fuel Injector Adapter Spacer to LS2 Intake Fuel Rail

    9.1
    Excellent

  • 8

    HPI FUEL INJECTORS: SET OF (8) 60LB LS3 / LS7 / LSA / EV14 / EV6 STYLE HIGH IMPEDANCE INJECTORS
    HPI

    HPI FUEL INJECTORS: SET OF (8) 60LB LS3 / LS7 / LSA / EV14 / EV6 STYLE HIGH IMPEDANCE INJECTORS

    9.0
    Excellent

  • 9

    YESHMA Billet Fuel Rail Kit Compatible With LS LS1 LS2 LS3 LS6 Stock Intake Manifold 6AN+Hardware
    YESHMA

    YESHMA Billet Fuel Rail Kit Compatible With LS LS1 LS2 LS3 LS6 Stock Intake Manifold 6AN+Hardware

    8.9
    Very Good

  • 10

    HPI FUEL INJECTORS: SET OF (8) 42LB LS3 / LS7 / LSA / EV14 / EV6 STYLE HIGH IMPEDANCE INJECTORS
    HPI

    HPI FUEL INJECTORS: SET OF (8) 42LB LS3 / LS7 / LSA / EV14 / EV6 STYLE HIGH IMPEDANCE INJECTORS

    8.8
    Very Good

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