4pcs Oxygen Sensor For 2007 2008 Lexus IS250 2.5L GS350 3.5L RWD Up+Downstream. 234-4521(4-wire Oxygen Sensor): Downstream 2X. GS350 3.5L V6 2007 2008. IS250 2.5L V6 2006 2007 2008. OE Part Number：. Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.
