BMW 1 SERIES 2011 Intercooler Pipes. We use our dealership level diagnostic equipment to ensure the part is in full working order. Genuine used BMW part. Oil will be drained from all Gearboxes, Engines and Differentials. Removed from a right hand drive vehicle and may not be suitable for left hand drive vehicles. BMW Intercooler Charge Pipe With Forge Blow Off Dump Valves Fits 135i 335i N54 7570069, Used condition in full working order. Quarry Motors are not responsible for any labour charges incurred during fitment or removal of faulty (or incorrectly supplied) parts.