S50 Timing Chain Tensioner (Upgrade for M50)(11311405081) m52tu please add 2 units to

please add 2 units to cart to receive a pair

if your rear subframe bushes have not been replaced

Vehicle Speed Sensor requirement removed (perfect for engine swaps and no harm when used on original chassis)

Prices are for a complete DME ready to go

Performance Tune:

S50 Timing Chain Tensioner (Upgrade for M50)(11311405081) m52tu please add 2 units toReplacement timing chain tensioner by Febi Bilstein to suit BMW S50 engines using the aluminium backed chain guide (this will not work on the plastic backed guide, for those motors use the S54 tensioner we sell HERE) This item is also an upgrade for M50 engines that use the aluminium backed main timing guide.