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  • COBB Billet EFI Quick Disconnect 1/8 in NPT Tap to 5/16 in Fuel Lines - JDMuscleFuel Lines and Fittingscobb300105
  • COBB Billet EFI Quick Disconnect 1/8 in NPT Tap to 5/16 in Fuel Lines - JDMuscleFuel Lines and Fittingscobb300105
  • COBB Billet EFI Quick Disconnect 1/8 in NPT Tap to 5/16 in Fuel Lines - JDMuscleFuel Lines and Fittingscobb300105

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COBB Billet EFI Quick Disconnect 1/8 in NPT Tap to 5/16 in Fuel Lines

Fits: 08-14 WRX, 08-21 STI

$5300
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Auto Parts Store of the Year 2026

COBB Tuning COBB Billet EFI Quick Disconnect 1/8 in NPT Tap to 5/16 in Fuel Lines
Fits: 08-14 WRX, 08-21 STI
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Fitment

Please Note: COBB manufacturer-confirmed applications for product code 300105: 2008-2014 Subaru WRX and STI, plus 2015-2021 Subaru STI (USDM; manual applications listed by the manufacturer). The part fits compatible factory 5/16-inch fuel lines. Official source: https://www.cobbtuning.com/products/fuel-system/cobb-billet-efi-quick-disconnect-1-8-npt-tap-5-16
  • 2008–2021 Subaru | WRX STI
  • 2008–2014 Subaru | WRX

Description

The COBB Billet EFI Quick Disconnect adds a fuel pressure sensor connection directly to compatible OEM Subaru fuel lines while keeping the engine bay tidy with a durable black-anodized billet aluminum design.

  • Fits 5/16-inch (8 mm) factory Subaru fuel lines
  • Includes a 1/8-inch NPT sensor tap
  • Billet aluminum construction with black anodized finish
  • Supports fuel pressure sensor installation
  • Not legal for sale or use in California on emissions-controlled vehicles while testing is ongoing

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Warranty and Support

Limited Manufacturer Warranty

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Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

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Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov