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Holley EFI

Holley EFI 570-300 Wideband Connector - Main Harness Side

Part # 570-300 Be the first to write a review

METRIPACK, 8 PIN, MALE, BLACK (10-PACK)

Holley EFI 570-300 Wideband Connector - Main Harness Side

Estimated Ship Date: 06/17/2026
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$36.41
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5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

See Emissions Details
Holley EFI Wiring Shop just keeps getting better! Holley has one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! Holley has everything you need to build or service your Holley EFI powered machine! Black Nylon braided wire loom from 1/8 in. to 2 in. and every connector (pins/seals/tpa included) on Holley's main harnesses are now available!

Features:

  • Genuine OEM Connectors
  • Ten connector packs for installation shops!
Brand Holley EFI
Emission Code5
Product TypeWideband Connectors
WarrantyManufacturer's Limited 90 Day (1 Year with Warranty Registration)
UPC090127008119
Manufacturer Part Number570-300
Part Number570-300
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Manufacturer's Limited 90 Day (1 Year with Warranty Registration): See Details
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    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

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