6-Pack Fuel Injectors For Chevy Trailblazer GMC Envoy 4.2L – Direct Fit With O-Rings, Replaces 171146145
About this item
Got a rough idle or poor gas mileage on your 4.2L Trailblazer or Envoy?
This 6-pack of fuel injectors from autodayplus might be just the fix.
They're brand new, direct-fit replacements that match OEM numbers like 171146145 and 25358575, so you know they'll slide right in without any drama.
Each injector features a 4-hole design for a nice fog-type spray pattern—helps with fuel atomization and keeps things running smooth.
They're made from a mix of metal and composite plastic, with the o-rings already preinstalled to save you time.
Whether you're chasing a misfire or just refreshing the fuel system, these are solid.
One-year warranty included, so you're covered if anything goes sideways.
Gasoline only, obviously.
Pop these in and get back to driving.
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