I think the brembos are the issue. My 2012 GMC with a 6.6 looks mint and 14 years old with 28xxx on it, I do use pentosin fluid in that and on all my vehicles. BMW is a 2025 x5 x50e so 483hp and 516tq with the 3.0 pretty quick. I love the zf8hp70 in our ecodiesel jeep... the zf in the bmw is...