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  • J4 CONNECTOR KIT
    Holley

    J4 CONNECTOR KIT

    $66.59
    $66.59 $59.95
  • Knock Sensor, MPFI Universal Harness
    Holley

    Knock Sensor, MPFI Universal Harness

    Only 10 left
    $31.35
    $31.35 $10.29
  • LS1/6 (24x/1x) Engine Main Harness
    Sale
    Holley

    LS1/6 (24x/1x) Engine Main Harness

    $632.95
    $632.95 $712.95
  • LS1 KNOCK
    Holley

    LS1 KNOCK

    Only 5 left
    $33.50
    $33.50 $13.40
  • LS2/3/7+ (58x/4x) Engine Main Harness
    Sale
    Holley

    LS2/3/7+ (58x/4x) Engine Main Harness

    $632.95
    $632.95 $712.95
  • LS2 KNOCK
    Holley

    LS2 KNOCK

    Only 19 left
    $33.50
    $33.50 $13.40
  • LS Coil Extension Harnesses
    Sale
    Holley

    LS Coil Extension Harnesses

    $126.95
    $126.95 $142.95
  • LS COIL HARNESSES
    Sale
    Holley

    LS COIL HARNESSES

    $199.95
    $199.95 $224.95
  • LS Manifold Air Pressure & Crank Shaft Position Sensor
    Holley

    LS Manifold Air Pressure & Crank Shaft Position Sensor

    Only 9 left
    $33.50
    $33.50 $13.40
  • LS Manifold Air Pressure Sensor AND 24x Crank Connector
    Holley

    LS Manifold Air Pressure Sensor AND 24x Crank Connector

    Only 10 left
    $64.37
    $64.37 $56.19
  • LS Throttle Body Gasket
    Holley

    LS Throttle Body Gasket

    $36.00
    $36.00 $16.23
  • LS Throttle Cable Bracket
    Sold out
    Holley

    LS Throttle Cable Bracket

    $65.99
    $65.99 $56.19
  • LSU4 Bosch Wideband
    Sale
    Holley

    LSU4 Bosch Wideband

    $199.95
    $199.95 $224.95
  • LSx Injector Harness - For EV6 Style Injectors
    Sale
    Holley

    LSx Injector Harness - For EV6 Style Injectors

    $178.95
    $178.95 $201.95
  • LSX Main Harness Connector Kit
    Sale
    Holley

    LSX Main Harness Connector Kit

    Only 17 left
    $158.95
    $158.95 $178.95
  • Main Engine Harness for 24x LS w/TBI
    Sale
    Holley

    Main Engine Harness for 24x LS w/TBI

    Only 4 left
    $699.95
    $699.95 $787.95
  • MAIN ENGINE HARNESS FOR 58X LS W/TBI
    Sale
    Holley

    MAIN ENGINE HARNESS FOR 58X LS W/TBI

    Only 5 left
    $699.95
    $699.95 $787.95
  • Main Power Harness
    Holley

    Main Power Harness

    $118.39
    $118.39 $118.95
  • Manifold Air Pressure (MAP)
    Holley

    Manifold Air Pressure (MAP)

    Only 9 left
    $33.38
    $33.38 $13.25
  • MAP Sensor - 1 Bar
    Holley

    MAP Sensor - 1 Bar

    $158.21
    $158.21 $155.95
  • MAP Sensor - 2 Bar
    Holley

    MAP Sensor - 2 Bar

    $178.67
    $178.67 $178.95
  • MAP Sensor Bracket
    Holley

    MAP Sensor Bracket

    Only 1 left
    $72.40
    $72.40 $54.88
  • Map Sensor Port Cover
    Holley

    Map Sensor Port Cover

    $51.20
    $51.20 $40.66
  • METRIPACK 150 FEMALE PINS 22-20GA 100PK
    Holley

    METRIPACK 150 FEMALE PINS 22-20GA 100PK

    Only 20 left
    $43.76
    $43.76 $27.65
  • METRIPACK 150 MALE PINS 22-20GA 100PK
    Sold out
    Holley

    METRIPACK 150 MALE PINS 22-20GA 100PK

    $45.12
    $45.12 $29.52
  • METRIPACK 150 WEATHER PLUG 100 PACK
    Holley

    METRIPACK 150 WEATHER PLUG 100 PACK

    Only 8 left
    $58.29
    $58.29 $47.77
  • METRIPACK AND GT DE-PINNING TOOL-150/280
    Holley

    METRIPACK AND GT DE-PINNING TOOL-150/280

    Only 13 left
    $58.01
    $58.01 $44.43
  • METRIPACK CRIMPING TOOL-150/280 20-14AWG
    Sale
    Holley

    METRIPACK CRIMPING TOOL-150/280 20-14AWG

    Only 3 left
    $225.95
    $225.95 $254.95
  • METRIPACK WEATHER SEAL WHITE 22-18GA
    Holley

    METRIPACK WEATHER SEAL WHITE 22-18GA

    Only 1 left
    $37.68
    $37.68 $19.22
  • MIZU P25 MALE PINS 100PK
    Sold out
    Holley

    MIZU P25 MALE PINS 100PK

    $41.98
    $41.98 $25.17
  • MOD/COYOTE Knock Sensor Connector, Main Harness
    Holley

    MOD/COYOTE Knock Sensor Connector, Main Harness

    Only 1 left
    $34.60
    $34.60 $14.93
  • Modular Ford Cam & Crank / Coyote Crank Connector
    Holley

    Modular Ford Cam & Crank / Coyote Crank Connector

    $45.16
    $45.16 $29.58
  • Modular Ford Coolant Temp Sensor Connector
    Holley

    Modular Ford Coolant Temp Sensor Connector

    Only 5 left
    $34.88
    $34.88 $14.75
  • Modular Ford / Coyote Idle Air Control Connector
    Holley

    Modular Ford / Coyote Idle Air Control Connector

    Only 2 left
    $34.88
    $34.88 $14.75
  • Modular Ford / Coyote Manifold Air Temperature Connector
    Holley

    Modular Ford / Coyote Manifold Air Temperature Connector

    Only 6 left
    $34.88
    $34.88 $14.75
  • MOLEX MX150 MALE PINS 20-16GA 100PK
    Holley

    MOLEX MX150 MALE PINS 20-16GA 100PK

    Only 13 left
    $41.98
    $41.98 $25.17
  • MPFI/TPI Main Harness Connector Kit
    Sale
    Holley

    MPFI/TPI Main Harness Connector Kit

    Only 5 left
    $149.95
    $149.95 $168.95
  • MX 150 CAVITY PLUG
    Holley

    MX 150 CAVITY PLUG

    Only 3 left
    $37.68
    $37.68 $19.22
  • MX 150 WEATHER SEAL 20-16AWG
    Holley

    MX 150 WEATHER SEAL 20-16AWG

    Only 1 left
    $37.68
    $37.68 $19.22
  • NTK Wideband Oxygen Sensor
    Sale
    Holley

    NTK Wideband Oxygen Sensor

    $359.95
    $359.95 $404.95
  • ODD/EVEN COIL CONNECTORS - Sub Harness
    Holley

    ODD/EVEN COIL CONNECTORS - Sub Harness

    $32.49
    $32.49 $12.02
  • POWER TAP
    Holley

    POWER TAP

    Only 4 left
    $32.49
    $32.49 $12.02
  • Pro-Dash Input/Output Harness
    Sale
    Holley

    Pro-Dash Input/Output Harness

    $276.95
    $276.95 $311.95
  • Pro Dash Service Harness
    Sale
    Holley

    Pro Dash Service Harness

    $149.95
    $149.95 $168.95
  • Remote Mount Vent Valve for EFI Fuel Tanks
    Holley

    Remote Mount Vent Valve for EFI Fuel Tanks

    $47.91
    $47.91 $33.40
  • Shc Screw 1/4-20 X 1 Ss
    Holley

    Shc Screw 1/4-20 X 1 Ss

    $31.26
    $31.26 $3.53
  • Sniper 1 Transmission Control Kit
    Sale
    Holley

    Sniper 1 Transmission Control Kit

    $599.95
    $599.95 $674.95
  • Sniper 2 CAN to USB Dongle - Communication Cable
    Sale
    Holley

    Sniper 2 CAN to USB Dongle - Communication Cable

    $89.16
    $89.16 $90.95
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