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300-72S SysteMAX Intake Manifold 1986-93 5.0L EFI
InfoVehicle Info Needed
HOLLEYPART NUMBER: 510-300-72S

300-72S SysteMAX Intake Manifold 1986-93 5.0L EFI

$1,34995
1 left in stock
ShippingShips on Oct 26, 2026
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SysteMAX Intake Manifolds
SysteMAX Intake Manifold
  • 1986-93 5.0L EFI
  • Complete Upper and Lower
  • 2000-6500 RPM Powerband
  • External EGR
  • Polished

    Holley 300-72S SysteMAX Intake Manifold 1986-93 5.0L EFI Features:

    • Facilitates easy cleaning, maintaining a polished finish
    • Complies with 50-State Legal standards, certified by CARB E.O. # D-115-11
    • Comes as a complete manifold kit
    • Preserves stock injector functionality
    • Maintains original water outlet locations
    • Features an internal EGR passage
    • Designed for 1986-93 Ford 5.0L EFI cars, Holley's SysteMAX II Cast Aluminum Intake Manifold is fully machined and ready to bolt on. Don't be fooled by its California emissions-legal designation, this manifold will flow air from 2000 to 6500 RPM like no other street/strip manifold!

      JEGS Easy Kits are designed by JEGS professionals so you get all the parts you need.

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      Unlock the full performance potential of your Fox-body or 5.0L Mustang build with the Holley SysteMAX II Ford 5.0L EFI Intake Manifold—a bolt-on upgrade designed to maximize airflow, torque, and horsepower across the entire powerband. Whether you're daily driving, hitting the track, or building a show-worthy street machine, this intake manifold is engineered for serious results.

      The Holley SysteMAX system is a proven performance solution for 1986–1995 5.0L EFI Ford small blocks, offering a significant power increase over stock intake setups. Precision-cast from lightweight aluminum, the SysteMAX II features a high-flow design with optimized runner geometry and a larger plenum that improves cylinder filling and throttle response—especially in the mid to upper RPM range.

      Perfectly matched for high-performance cams, ported heads, and other engine upgrades, the Holley SysteMAX 2 intake allows your 5.0L to breathe deeper and rev higher without sacrificing low-end drivability. It's a favorite among Mustang enthusiasts looking for that extra edge without compromising street manners.

      Installation is straightforward thanks to factory-style mounting points and injector bosses, making it an ideal upgrade for both DIY builders and professional shops. Whether you're refreshing an aging EFI setup or building a modernized classic from the ground up, the Holley SysteMAX II delivers dyno-proven gains and race-ready reliability.

      For 5.0L Ford fans who want real-world horsepower and proven performance, the Holley SysteMAX II is the intake manifold that gets the job done—on the street or the strip.

    Part TypeIntake Manifold
    Product LineHolley SysteMAX II Ford 5.0L EFI Intake Manifolds
    BrandHOLLEY
    Package Height16.5
    Package Width18.0
    Package Length24.0
    Weight46.6 PG
    Part CategoryPerformance Parts
    Runners RemovableNo
    Carb Eo NumberD-115-11 (pdf)
    Number Of CarbsOne
    Supplemental Bosses Cast-InNo
    Plenum MaterialAluminum
    EmissionWith EGR
    Engine Make/SizeFord Small Block
    Basic Operating Rpm Range2,000-6,500
    Base FinishShiny
    Rpm Range2000-6500
    Injection StyleMulti-port
    Base MaterialAluminum
    Plenum FinishShiny
    Aftermarket Fuel Rail RequiredNo
    Engine Block StyleStock/OEM standard Deck
    UsageStreet/Strip
    Throttle Body IncludedNo
    PositionN/A
    QuantitySold as a kit
    Cylinder Head TypeStandard
    Injectors IncludedNo
    Fuel Rails IncludedNo
    Intake Section IncludedComplete
    EgrYes
    Supplemental Bosses MachinedNo
    Runners IncludedNo
    Part FitmentSemi Universal
    Vendor Part Number300-72S
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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    Some parts are not legal for use in California or other states with similar laws / regulations
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