Whistling Engine Fix Kit KPALAG PCV Valve Cap With Membrane And Spring Jamaica Cylinder Head Cover Repair Parts VALVE COVER PCV Valve &Seal Diaphragm Membrane For VW Audi 3.6L & 3.2L... 【Related Part Number】264-496; 11-12-7-603-390; 11127603390; 11-12-7-646-552; 11127646552;11-12-7-646-553; 11127646553;11-12-7-601-863; 11127601863 【Easy to Replace】When you hear a high pitched whistling or sucking sound coming from the engine, especially when idling, it is recommended to check the PCV valve diaphragm. PCV Diaphragm, Spring & Cap Kit, 2.4i & T5 5-cylinder - P1 P3 S40 V50... 【Compatible with BMW with N13 Engine】2011-2019 1 Series F20 F21 114i 116i 118i 120i; 2012-2016 3 Series F30 F80 316i 320i; 2013-2015 3 Series F31n316i 【High Quality Materials】Durable, high and low temperature resistant PCV Valve Diaphragm made of MVQ silicone rubber can withstand temperature extremes from -50℃ to 250℃ with excellent resistance to aging and oil. 【Package Include】 1 x PCV Valve Cover Cap; PCV Valve Membrane/Diaphragm; 1 x Spring;