BMW 645Ci Oxygen Sensor Replacement

B2S2 OE Equivalent Design

with Gray Harness Cover Harness Length 620mm with 950mm Overall Length

For Cylinders 1 to 4 Only

O.E. Quality Universal Replacement Sensor

For Cylinders 1 to 4 Only

For Cylinders 5 to 8 Only

After Catalyst - Grey : Cylinders 5-8 : Lambda Probe : 450mm

Before Catalyst - Black : Cylinders 1-4: Lambda Probe : 1050mm

After Catalyst - Black : Cylinders 1-4 : Lambda Probe : 325mm

Before Catalyst - Black : Cylinders 1-4 : Lambda Probe : 650mm

Before Catalyst - Grey : Cylinders 5-8 : Lambda Probe : 620mm