Hello GuysI have Twincam 16v and 20v oem Knock sensors readily available, these are tested and they are flawlessly Functioning, will fit the next motors, 4afe, 7afe, 4age 16v, 4age 20v silvertop and blacktop,R550 Every For more information Make contact with Kreesen Available on whatsapp 0733454554 You happen to be https://michaeln023hii5.wikiap.com/user