One Piece Chapter 1049: Is Luffy's attack the strongest in the series?

Gomu Gomu no Bajrang Gun is among the strongest attacks in the entire series, per One Piece Chapter 1049.

Oda being Oda again, and why I think a certain character is finished *Spoilers chapter 1049* : r/OnePiece

Wano Country Arc, One Piece Wiki

Did Luffy win against Kaido (I am not a manga reader nor anime of One Piece, I just heard about it)? - Quora

Spoiler - One Piece Chapter 1049 Spoilers Discussion, Page 398

How much stronger has Luffy gotten since the beginning of Wano? - Quora

Chapter 1049 spoilers : r/OnePiece

Monkey D. Luffy/Abilities and Powers, One Piece Wiki

Gomu Gomu no Mi/Gear 5 Techniques, One Piece Wiki

One Piece Chapter 1049 - Luffy's Victory! The New Power That Surpasses All Yonkos! (Expectations)

Onigashima - News - IMDb

What are the chances of Luffy defeating Kaido alone, and how would he go about doing it? - Quora