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Amazon.com: 13537585261 13537585261-12 Fuel Injector Fuel Injector Index 12 Compatible With BMW N54 N63 135 335 535 550 750 X5 X6 (Color : 1pcs) : Automotive
![Pulled these injectors out of my n54 any idea on what could be causing them to look like this and why 4 of 6 injectors have the index number scratched off thanks Pulled these injectors out of my n54 any idea on what could be causing them to look like this and why 4 of 6 injectors have the index number scratched off thanks](https://i.redd.it/p54a5yuqru991.jpg)
Pulled these injectors out of my n54 any idea on what could be causing them to look like this and why 4 of 6 injectors have the index number scratched off thanks
![Genuine BMW 13538616079 N54 N63 N74 S63 Index 12 Fuel Injector (135i, 335i, 550i & Z4) – ML Performance Genuine BMW 13538616079 N54 N63 N74 S63 Index 12 Fuel Injector (135i, 335i, 550i & Z4) – ML Performance](http://www.mlperformance.co.uk/cdn/shop/products/1_026a5119-2860-4b35-a58f-ad593a88d908.jpg?v=1588864531)
Genuine BMW 13538616079 N54 N63 N74 S63 Index 12 Fuel Injector (135i, 335i, 550i & Z4) – ML Performance
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