I bought a Nexar after hearing a few people gush about them. I havent put it on yet so I cannot vouche for it personally. I’m going to do it when I replace my A-pillars (saggy fabric) so I can route the wire inside the pillar.
https://www.getnexar.com/
2005 BMW 330i ZHP 6MT. Built 11-19-04. Bought 4-2012.
Stock: Nav, leather, PDC, Xenon
Added by me: OEM Alarm, OEM heated seats, OEM aux kit, OEM Bluetooth, intravee, M3 strut brace, BMW Performance Intake, Nappa leather arm rest, updated LCM (triple blink, euro hazards, trifecta lighting, 3 stage brakes), temp gauge