Made in USA
SPW300-NS-K90 DIY Super Mag Non-Sleeved Spark Plug Wire Set for DIY Sets [90-Degree Plug Boot]
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SCOTT PERFORMANCE WIREPART NUMBER: 491-300NSK90

SPW300-NS-K90 DIY Super Mag Non-Sleeved Spark Plug Wire Set for DIY Sets [90-Degree Plug Boot]

$9615
ShippingShips on Sep 14, 2026
Lowest PriceLowest Price Guarantee

DIY Sets
DIY Super Mag Non-Sleeved Spark Plug Wires
  • 300 Ohm
  • 8.5 mm
  • 90-Deg Plug Boot
  • 90-Deg HEI/Socket Boots
  • Includes:
    • (2) 42 in., (2) 38 in., (2) 34 in., (2) 30 in. Wires
    • (10) Plug, Hei, Socket Boots/Terminals
    • 24 in. Coil Wire

      Scott Performance Wire SPW300-NS-K90 Features:

      • Robust .065 in. conductor with 125 tpi of .006 copper alloy wire
      • 8.5 mm suppression core to effectively manage EMI/RFI noise
      • 300 Ohms resistance to ensure consistent performance
      • Engineered, hand-built, and hand-tested in the USA
    • High-Temperature Non-Sleeved Sleeved Spark Plug Wires

      Scott Performance Non-Sleeved SPW300 Spark Plug Wires are engineered, hand-built, and hand-tested for unparalleled quality. Choose between different sleeving options and multiple colors.

    Part TypeSpark Plug Wire
    Product LineScott Performance Non-Sleeved SPW300 Spark Plug Wires
    BrandSCOTT PERFORMANCE WIRE
    Package Height3.15
    Package Width10.2
    Package Length17.7
    Weight3.11 PG
    Part CategoryPerformance Parts
    Part FitmentUniversal
    Vendor Part NumberSPW300-NS-K90
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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