You will discover both equally piggyback and flash tuning selections accessible for the N55 and the decision on which tune to operate is totally personalized choice. We received’t cover the intricacies of N55 tuning here, but We have now written dedicated N55 tuning guides about the two BM3 and MHD https://www.caringbridge.org/site/d2046266-64c5-11f1-8e3c-078abfb4e49d/post/d267fc5a-64c5-11f1-a7c5-9b132d52f679?utm_source=website_share&utm_medium=share_button&utm_term=&utm_content=link_share_button&utm_campaign=post_php