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Fits Jeep 4.0L I6 · Bosch 0280155784 kit: 12 FKM O-rings
Kit only: exactly what ships — 12 FKM O-rings (2 per injector), 6 micro basket filters and 6 pintle caps (24 pieces). Injectors not included.
Fits Bosch 0280155784 (EV6-style) · Jeep 4.0L I6

Jeep 4.0 Fuel Injector Rebuild Kit, Bosch 0280155784 — Wrangler TJ, Cherokee XJ, Grand Cherokee WJ (6 injectors)

12 FKM O-rings (2 per injector), 6 micro basket filters and 6 pintle caps (24 pieces). Injectors not included.

Specialist injector shops charge about $24–26 for a comparable Jeep 4.0 kit. Ours is $19.49 with free US shipping.

  • 12 FKM O-rings (upper + lower), 6 micro basket filters and 6 pintle caps: 24 pieces
  • One complete set for each of the 6 injectors
  • For Bosch 0280155784 EV6-style injectors. Match the number on your injector body before ordering
  • Some vehicles use Siemens injectors with no pintle cap; this kit is only for the Bosch number above
  • FKM is rated for gasoline and E10 only. Not for E85 or flex fuel
  • Free tracked USPS shipping in the US · 30-day returns

Fitment at a glance

Fits Bosch 0280155784 (EV6-style) · Jeep 4.0L I6

  • Jeep Wrangler TJ 1999–2004 — 4.0L I6 · Bosch 0280155784
  • Jeep Grand Cherokee WJ 1999–2004 — 4.0L I6 · Bosch 0280155784
  • Jeep Cherokee XJ 1999–2001 — 4.0L I6 · Bosch 0280155784

Full fitment table · match the number on your injector body before ordering.

Kit only

$19.49

The seal and filter kit on its own — for when you already have a basket filter removal tool.

Buy — $19.49

SKU 12O6F6C-JEEP40

Kit + Basket Filter Removal Tool

Coming soon

The kit above plus our basket filter removal tool — it threads into the old basket filter so you can pull it straight out and fit the new filters.

Coming soon — not yet available to order here

SKU 12O6F6C-JEEP40-T

The Kit + Tool option is coming soon. Already have a removal tool? Order the kit only above, or get the removal tool separately.

Arrives in about 3–7 business days in the US (ships in 1–2 business days + 2–5 days USPS transit).

  • Secure checkout by Stripe
  • Free tracked USPS shipping in the US
  • Ships in 1–2 business days from Irvine, CA
  • 30-day returns on unused parts
  • Questions? Contact us before you buy

Fitment

Fits Jeep 4.0L I6 · Bosch 0280155784 — applications
Vehicle / injectorEngine / note
Jeep Wrangler TJ 1999–20044.0L I6 · Bosch 0280155784
Jeep Grand Cherokee WJ 1999–20044.0L I6 · Bosch 0280155784
Jeep Cherokee XJ 1999–20014.0L I6 · Bosch 0280155784

Before you order

  • Match the injector number; some vehicles use a different injector.
  • In the box: 12 FKM O-rings (2 per injector), 6 micro basket filters and 6 pintle caps (24 pieces). Kit + Tool option adds 1 basket filter removal tool.
  • FKM — gasoline / E10 compatible, not E85.
  • Professional installation recommended.

Not sure it fits? Send us your injector part number or engine code via the contact page and we'll confirm before you buy. See the fitment guide for all kits.

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