Beck/Arnley 159-1138 fuel injector for the 2018-2025 Lexus IS300 4-cylinder 2.0L and other vehicles delivers fuel to the engine in a metered spray. Beck/Arnley fuel injectors are designed as direct replacements for OE applications.
- Application-specific injector made for its listed engine
- All injectors in the engine should be replaced together
- Any injectors that are re-used should be professionally cleaned and flow tested
Quick facts
- Part: Beck/Arnley 159-1138 fuel injector
- Fits: the 2018-2025 Lexus IS300 4-cylinder 2.0L and other vehicles
- Condition: New
A worn or clogged injector can show up as a rough idle, a misfire or hard starting, though ignition and fuel-supply problems can look the same. Before you replace an injector, rule out the spark plugs, ignition coils and fuel supply as the source of those symptoms.
Fits
It is listed for a wide range of Lexus models, including the 2018-2025 Lexus RC300 4-cylinder 2.0L and the 2018-2021 Lexus NX300 4-cylinder 2.0L. These 2.0L engines take four injectors, and this listing is one injector.
Specifications
- Quantity per vehicle: 4
- Engine: L4-2.0L
- Sold individually: one injector per listing
- Condition: New
Installation notes
- The Vehicle Service Manual covers installation instructions and safety precautions.
- The Vehicle Owner Manual gives the fuel grade requirements.
Interchange: 2320939275 · FJ1580
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Can I use these IS300 injectors in a 2018-2025 Lexus IS300 4-cylinder 2.0L?
Yes, Beck/Arnley 159-1138 is listed for the 2018-2025 Lexus IS300 4-cylinder 2.0L, which takes four injectors. For another car, look it up in the "Vehicles it fits" section.
Does Beck/Arnley 159-1138 cross-reference to FJ1580?
Yes. FJ1580 is another number that this Beck/Arnley 159-1138 injector replaces.
Can I re-use my old injectors alongside the new ones?
Yes, if each re-used injector is professionally cleaned and flow tested first. For best performance, replace all injectors in the engine.
Where do I find the fuel grade requirements when fitting these injectors?
The Vehicle Owner Manual lists the fuel grade requirements for the car. The Vehicle Service Manual covers installation steps and safety precautions.
Is this injector made to match the original?
Yes, it is designed as a direct replacement for OE applications and matches OE form, fit and function. It is application specific, made for its listed engine.
