Hybrid; xDrive35i (3.0L, twin turbo) BMW Z4 09-16 (Rdstr), sDrive35i (3.0L, twin turbo) BMW Z4 11-16 (Rdstr), sDrive35is (3.0L, twin turbo). Parts Grading A standard code system is used to communicate the condition and quality of a part between automotive recyclers, automotive repair shops, and insurers. A Grade - The highest quality part. It is of low miles and/or exceptional condition for its age.B Grade - The second level quality part. It is of average miles and normal condition for its age. C Grade - The third level quality part. It has high miles and/or light damage. No Grade - A part that has not yet been graded. Please message us with questions. Template Design & Developed By. Design & Developed By : eFusionWorld. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Air Intake & Fuel Sensors". The seller is "johnsonusedautoparts" and is located in this country: CA. This item can be shipped to United States, Canada.