At right catalyst outlet (firewall side).
At left catalyst outlet (radiator side).
At right catalyst inlet (firewall side).
At right catalyst inlet (firewall side).
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
B2S1 OE MFR: NTK
B2S1 OE MFR: NTK
B2S1 OE MFR: NTK
Browse our selection of quality air / fuel ratio sensor parts designed specifically for your Acura RL. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Elite
Sedan
V6 3.5L · V6 3.7L
Automatic