O2 Sensor >> Mercury Oxygen Sensor >> Cougar - 1999 Mercury Cougar Oxygen Sensor

Engine: 2.0L L4 Vin# 3
Fuel Type: GAS FI
Notes: Rear
Application: OE Type - Direct Fit
Year: 1999 - 2001
Brand: Denso
Part Number: 234-4609

Engine: 2.5L V6 Vin# L
Fuel Type: GAS FI
Notes: Front
Application: OE Type - Direct Fit
Year: 1999 - 2002
Brand: Denso
Part Number: 234-4045