Originally Posted by 808MGuy
I always wondered if a 54mm would fit. Have you actually fitted one that deep? Was it a Hybrid L4? When I looked at that particular speaker I thought it might have enough room depth wise but the phase plug looked like it stuck out too far and would hit the OEM grill.
I remember seeing a post where HA L4's were installed, but like you said the phase plug prevented the use of the OEM grille. I went with the L3 SE, since they can play down to 160Hz, but haven't installed them yet.