Tdo4lr turbo upgraded rebuild kit Gtp38 fits factory Tdo3L turbos for

fits factory Tdo3L turbos for 135i 335i 535i 640il 740il and other n54 variations

Holset Hx40 64mm x 76mm turbine shaft upgrade:

i can set it up for external wastegated if requested for the same price

2009 to 2013

Fixes a common low boost issues caused by wastegate wear on the factory turbo

Tdo4lr turbo upgraded rebuild kit Gtp38 fits factory Tdo3L turbos forTd04lr turbo rebuild kit TDO4lr6 TD04lr dual oil port thrust bearing upgraded rebuild kit. TD04 Rebuild Kit Includes: TD04 360 dual oil port machined copper bar thrust bearing 2 journal bearings front collar upgrade bottom collar upgrade compressor nut oil deflector compressor nut compressor plate o ring Super back compressor plate 2 bearing retainers front seal rear staggard seal compressor plate retaining clip heat shield oil drain gasket