We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Transparent fuel injector O-ring set in plastic bag

Fel-Pro

Fel-Pro ES73217 Fuel Injector O-Ring Set

SKU CH-30XJ-QRVFF

Fuel injector O-ring set seals connections during engine service or repair

  • ColorTransparent
  • Precision sealing prevents fuel leaks
  • Transparent material allows visual inspection
  • Fel-Pro quality trusted by mechanics
  • Complete set simplifies injector service
  • New condition ensures reliable performance

Purpose and Fit

The Fel-Pro ES73217 Fuel Injector O-Ring Set supplies the seals required when servicing fuel injectors on compatible engines. It is intended for technicians and DIYers who are removing or reinstalling injectors and need fresh O-rings to prevent fuel leaks.

Durability Under Heat and Pressure

These O-rings are engineered to withstand the continuous thermal cycling and fuel pressure found in daily-driven vehicles. The material resists hardening and cracking over extended service intervals rather than failing after a few heat cycles.

Replaces Worn Factory Seals

This kit replaces the original O-rings that degrade from age, heat and fuel exposure, restoring a proper seal at each injector. The upgrade is worthwhile whenever injectors are removed for cleaning, testing or replacement, or when a fuel smell indicates seal failure.

Highlights

  • Precision sealing prevents fuel leaks
  • Transparent material allows visual inspection
  • Fel-Pro quality trusted by mechanics
  • Complete set simplifies injector service
  • New condition ensures reliable performance

Specifications

BrandFEL-PRO
ColorTransparent

Questions about this item

Does the Fel-Pro ES73217 Fuel Injector O-Ring Set generate any heat or noise during extended engine operation?

The o-ring set is a passive sealing component with no moving parts, so it produces no heat or noise of its own during all-day engine running.

Which fuel injector sizes or fuel rail configurations must I already have for the Fel-Pro ES73217 set to fit?

The set is designed for the specific injectors and rails that match the ES73217 part number; verify your vehicle application against that number before purchase.

Will the transparent o-rings in the Fel-Pro ES73217 set seal correctly against older injector bodies that have surface wear?

The material conforms to standard fuel-system tolerances and will seal on injector bodies that are within original specifications, even if they have seen prior service.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.