BMW 525i Budget Turbo Build - Bigger Injectors and Oil Feed - YouTube
Tomioka Racing Turbocharger - BMW N20-N26 for 2012-2013 BMW 125i, 2014-2018 BMW 220i, 2014-2018 BMW 225i, 2014-2018 BMW 228i, 2012-2018 BMW 320i, 2013-2018 BMW 320i GT, 2009-2018 BMW 328i, 2009-2018 BMW 520i, 2013-2018 BMW 525i, 2009-2018 BMW 528i, 2009-2
How Fast is My Boosted 525i vs.Stock 525i? Should You Turbo Your Car? - YouTube