NGK Oxygen Sensor - OE Replacement - Wideband - Heated - 5 Wire - Audi Quattro 2005-07 25981EZ and compression ferrules (not pictured)

and compression ferrules (not pictured)

Choose your FiTech System and Never buy a carburetor again

Integral serrated washer face insures positive locking against the timing cover

Throttle pad and plenum optimized for square-bore (4150 style) 4V throttle bodies

NGK Oxygen Sensor - OE Replacement - Wideband - Heated - 5 Wire - Audi Quattro 2005-07 25981EZ and compression ferrules (not pictured)Product Description: Oxygen Sensor OE Replacement Wideband Heated 5 Wire Audi Quattro 2005 07 Since 1936, NGK has lead the industry in technology, innovation and world class design. When you require the best, count on The World Leader in spark plug technology NGK Spark Plugs. NGK Racing Spark Plugs have been firing racing engines throughout the world many years. NGK Spark Plugs has become an icon in spark plug technology and offer racers a high