Cross-Compatible with GT & GTX Turbine Housings

They've also designed their couplers and flanges to transition seamlessly from one component to the next

1984 - 91      E30     325i

Increases power

Style: Long tube

Genuine BMW Head Gasket, BMW N54 E60 LCI Cross-Compatible with GT & GTXGenuine BMW Head Gasket for BMW N54 engines. We have had the most success with OEM head gaskets in our high horsepower high boost applications. For those crossing 800+ horsepower, must O Ring the Cylinder Head or Block. 1. 22 mm = 0. 048" thickness. 11127557265 11 12 7 557 265 11 12 7 557 265 11. 12. 7. 557. 265 1. 52 mm = 0. 060" thickness. 11127557266 11 12 7 557 266 11 12 7 557 266 11. 12. 7. 557. 266 BMW N54 Applications: 1 Series 2007 2010 E82