Turbo Charger Coolant Hose Line Kit for BMW 335i xDrive 335is 335xi Z4 sDrive35i. This product data sheet is originally written in English. 1 x Turbocharger Coolant Line – Cylinders 1-3 (Return). 1 x Turbocharger Coolant Line – Cylinders 1-3 (Feed). 1 x Turbocharger Coolant Line – Cylinders 4-6 (Return). 1 x Turbocharger Coolant Line – Cylinders 4-6 (Feed). Brand New, Premium Quality! 2009 – 2010335i xDrive. DESCRIPTION 1 x Turbocharger Coolant Line – Cylinders 1-3 (Return) 1 x Turbocharger Coolant Line – Cylinders 1-3 (Feed) 1 x Turbocharger Coolant Line – Cylinders 4-6 (Return) 1 x Turbocharger Coolant Line – Cylinders 4-6 (Feed) Brand New, Premium Quality!