NGK TR5B-13 / TR5B13 / 4559 Standard Spark Plug Replaces OE031 RES9YCC4 T16VR-U10 ( 4559 ) This is the workhorse, the plug that is at the heart of smooth-running engines around the world. OEM quality Triple-gasket sealing process Consistent performance Plug of choice in millions of vehicles BOX DIMENSIONS Height (mm): 95 Width (mm): 24 Length (mm): 22 If you are unsure as to whether this is the correct part for your vehicle, please don't hesitate to contact us. Alternatively please use the cross reference table above.