Fuel Injectors
Shop Cost
~$500
DIY Parts
~$80
You Save
~$420
Tools needed (one-time, if you don't own them)~$110
Tools Required (4)
Socket set
Fuel line disconnect tools
Screwdriver set
O-ring pick set
Parts & Consumables
Fuel injector(s)O-rings
Pro Tip Replace O-rings on all injectors while rail is off. Lube with clean oil.
🚗 Vehicle-Specific Notes
Honda
Remove fuel rail as assembly. 4 x 10mm bolts. Replace all O-rings.
Toyota
Fuel rail bolts: 12mm. Replace O-rings on all injectors. Lube with clean engine oil.
Ford
Ecoboost direct injection: high pressure. Requires special tool for injector removal.
Extra tools: DI injector puller (Ecoboost)
BMW
Direct injection: high pressure rail. Injector seals are critical. New seals required.
Subaru
Port injection on most. Rail removes with 4 bolts. Replace all O-rings.
❓ Common Questions
What tools do I need for a fuel injectors?
You need 4 tools: Socket set, Fuel line disconnect tools, Screwdriver set, O-ring pick set. Parts required: Fuel injector(s), O-rings.
How much does a fuel injectors cost DIY vs shop?
A shop charges approximately $500. Doing it yourself costs about $80 in parts, saving you $420.
How hard is a fuel injectors to do yourself?
Rated Moderate (3/5 difficulty). Typically takes 1-3 hrs. Replace O-rings on all injectors while rail is off. Lube with clean oil.
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