Injector service kit

[Tomk]

Hi where are people getting injector service kits from?
There are so many on eBay with varying prices and item codes!
It’s for a m52b28 engine.
Cheers

 

[Tomk]

Hi where are people getting injector service kits from?
There are so many on eBay with varying prices and item codes!
It’s for a m52b28 engine.
Cheers

Is this the correct OEM number? 0280150440