BMW F40 M135i 💥 350bhp / 470nm ⛓️ in description our NEW 355 BHP tuning box

First performance upgrade on this brand new BMW F40 M135i. Find out how we pulled 350bhp out of her and the development of a new custom tuning box. Which can be found here, it offers real world performance gains of over 355 BHP for the BMW M135i unlike other tuning boxes on the market ➡️ https://www.hybridtune.co.uk/project/... 💥Hybrid Tune, BMW Performance Specialists💥 👉 https://www.hybridtune.co.uk 🙏 Like us on Facebook:   / hybridtune   🙏 Follow us on Instagram: https://www.instagram.com/Hybrid.Tune...