Features Reduce the risk of engine damage with a Delphi Knock Sensor Listens for a range of potentially significant knock frequencies Signals your ECM to advance or delay ignition timing Delphi Sensors are available for most domestic and import vehicles Your Delphi Knock Sensors carry a 12-month warranty DescriptionIf your engine is talking ¨C you should listen. Thanks to hundreds of Delphi Knock Sensor reviews, you can rest assured that these quality parts hear all sorts of knock frequencies and help prevent potential damage to your engine¡¯s internal components. Available for most domestic and import vehicles. 12-month warranty. NotesATTN: State of California ConsumersWARNING: This product can expose you to lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. (For more information go to www.p65warnings.ca.gov)Manufacturer InfoReturn Information
