Difference between direct injectors?
 

Guys what is the difference between part numbers 16611JB010, 16611JB020 and 16611JB030?

Need to replace direct injectors and making sure I get the right ones. Links for convience...
https://parts.subaru.com/p/Subaru_20...6611JB010.html

https://parts.subaru.com/p/Subaru_20...relatedProduct

https://parts.subaru.com/p/Subaru_20...6611JB030.html

There is a number laser etched on each injector that denotes the spray pattern or angle or something. You need to check your injectors and order the same ones and replace them in the same position. Should be a "1", "2", or "3".