Emission Modules & Control Units
Air/Fuel Sensor
Subaru
22641AA78A
Forester. Upstream. Rear. Front. 2.4L turbo. Crosstrek. 2.5l. Air-Fuel Ratio Sensor. Crosstrek. 2.0l. Impreza. 2.0l.
$237.31
MSRP $358.75
Save $121.44
33.9% Off 
Oxygen Sensor
Subaru
22690AA56A
2.5L, without california.
$114.01
MSRP $165.95
Save $51.94
31.3% Off 
Oxygen Sensor
Subaru
22690AA900
Forester. Rear. Impreza. 25gt & WRX. 2.5L with turbo, 2013. Without sti model. Front.
$156.41
MSRP $234.32
Save $77.91
33.2% Off 
Sensor
Subaru
22641AA15A
Sensor Air/Fuel Ratio. Sensor A/F Ratio.
Fits Forester, Impreza, Legacy, Outback
Oxygen Sensor
A failed Oxygen Sensor will often have...
$145.35
MSRP $217.75
Save $72.40
33.2% Off 
Air/Fuel Sensor
Subaru
22641AA670
Forester. Rear. Without turbo. 2.5L. Upstream. XV Crosstrek. With hybrid. Front.
$222.53
MSRP $336.40
Save $113.87
33.8% Off 
Air/Fuel Sensor
Subaru
22641AA73A
Legacy, Outback. Front. 3.6l. Left.
$218.62
MSRP $329.00
Save $110.38
33.6% Off 
Oxygen Sensor
Subaru
22690AA96A
Legacy. Rear. 2.5l. Without turbo. Outback.
$129.02
MSRP $193.28
Save $64.26
33.2% Off 
Air/Fuel Sensor
Subaru
22641AA42A
Sensor Air/Fuel Ratio. Sensor A/F Ratio.
Fits Legacy, Outback
Oxygen Sensor
A failed Oxygen Sensor will often have no noticeable...
$135.12
MSRP $202.43
Save $67.31
33.3% Off 
Oxygen Sensor
Mazda
KL55-18-861-9U
Without turbo. 6 cyl. On exhaust manifold. 626, MX-6. 6 cyl. Rear. California.
$125.25
MSRP $181.87
Save $56.62
31.1% Off 
Oxygen Sensor
Mazda
KLS3-18-861C
626, MX-6. 6 cyl. On exhaust pipe. Left. 2.5L, front pipe, upper. Calif.
$138.27
MSRP $200.77
Save $62.50
31.1% Off 
Oxygen Sensor
Mazda
KLL9-18-861A-9U
626, MX-6. 6 cyl. All. 2.5L, on exhaust pipe, rear.
$146.93
MSRP $213.37
Save $66.44
31.1% Off 
Oxygen Sensor
Mazda
P51S-18-86ZA
Engine compartment. CX-3. Lower.
$146.74
MSRP $213.08
Save $66.34
31.1% Off Oxygen Sensor
Mazda
LF68-18-861D-9U
Mazda3. 2.0l. Federal. Rear.
$153.25
MSRP $222.52
Save $69.27
31.1% Off Oxygen Sensor
Mazda
JE50-18-861B-9U
Without turbo. 4 cyl. 2.0L. 626, MX-6. 4 cyl.
$138.08
MSRP $200.50
Save $62.42
31.1% Off 
Oxygen Sensor
Mazda
LFG1-18-8G1A
Air-Fuel Ratio Sensor. Miata mx5. Front.
$259.33
MSRP $383.24
Save $123.91
32.3% Off 
Oxygen Sensor
Mazda
TA37-18-861E-9U
2.5L, front manifold. Millenia. 2.5l. No. 4.
$160.95
MSRP $233.71
Save $72.76
31.1% Off 
Oxygen Sensor
Mazda
L518-18-8G1A
Air-Fuel Ratio Sensor. Mazda6. 2.7l. Upper. 2.5L.
$118.65
MSRP $172.28
Save $53.63
31.1% Off 
Oxygen Sensor
Mazda
KLS2-18-861C
626, MX-6. 6 cyl. On exhaust pipe. Right. 2.5L, front pipe, upper. Calif.
$133.83
MSRP $194.34
Save $60.51
31.1% Off 
Oxygen Sensor
Mazda
L540-18-8G1
Front. Air-Fuel Ratio Sensor. 2.5L.
$293.16
MSRP $433.23
Save $140.07
32.3% Off 
Oxygen Sensor
Mazda
B6DC-18-861A-9U
Protege. 1.5l. Front. 1.5L with federal emission, at manifold. Calif. MX-3. 1.6l.
$176.41
MSRP $256.16
Save $79.75
31.1% Off 
Oxygen Sensor
Mazda
L393-18-8G1C
Mazda6. 2.3l. Upper. Manual trans. 2.3L, without turbocharger. Exc.Calif. Air-Fuel Ratio Sensor.
$175.98
MSRP $255.53
Save $79.55
31.1% Off 
Oxygen Sensor
Mazda
N3H3-18-8G1A
RX-8. Front. Manual trans.
$243.52
MSRP $359.89
Save $116.37
32.3% Off 
Oxygen Sensor
Mazda
CY01-18-861
CX-9. At exhaust manifold. Upper. 2010.
$190.90
MSRP $277.20
Save $86.30
31.1% Off 
Oxygen Sensor
Mazda
1F20-18-860A
B3000. B4000. Left. 4.0L. B2300. Stamped f85f9g444ba. 2.3L, front. Upper. 3.0L.
$61.48
MSRP $87.75
Save $26.27
29.9% Off 
Oxygen Sensor
Mazda
L3K2-18-861B-9U
From 11/01/2005. Mazda5. Rear. From 11/1/05.
$225.08
MSRP $326.83
Save $101.75
31.1% Off 
Oxygen Sensor
Mazda
LFN1-18-8G1A
Air-Fuel Ratio Sensor. Miata mx5. Front.
$448.52
MSRP $668.77
Save $220.25
32.9% Off 
Oxygen Sensor
Mazda
L519-18-861C
Mazda6. 2.7l. Lower. 2.5L.
$113.42
MSRP $161.88
Save $48.46
29.9% Off Oxygen Sensor
Mazda
F8G8-18-861-9U
Without turbo. 626 & MX-6.
$115.78
MSRP $165.25
Save $49.47
29.9% Off 
Oxygen Sensor
Mazda
LF8R-18-8G1A
Exc.Calif. Air-Fuel Ratio Sensor. Mazda3. 2.0l. Front. 2.0L without skyactiv, federal.
$189.35
MSRP $274.96
Save $85.61
31.1% Off 
Oxygen Sensor
Mazda
L334-18-861B
Mazda6. 2.3l. Lower. 2.3L, without turbocharger.
$101.69
MSRP $145.13
Save $43.44
29.9% Off 
Oxygen Sensor
Mazda
P517-18-8GX
Air-Fuel Ratio Sensor. MX-5 Miata. Upstream.
$208.05
MSRP $302.11
Save $94.06
31.1% Off 
Oxygen Sensor
Mazda
KJ03-18-861B-9U
Millenia. 2.3l. No. 3. 2.3L, front manifold, lower.
$191.19
MSRP $277.62
Save $86.43
31.1% Off 
Oxygen Sensor
Mazda
ZM02-18-861A-9U
Protege. 1.6l. Rear. 1.6L, except california.
$210.02
MSRP $304.96
Save $94.94
31.1% Off Oxygen Sensor
Mazda
BPD4-18-861A-9U
Protege. 1.8l. Rear. 1.8L, at center pipe.
$157.98
MSRP $229.39
Save $71.41
31.1% Off 
Oxygen Sensor
Mazda
PE12-18-86Z
Mazda3. 2.0l. Front components, 2.0L, japan built. 2.5L turbo. Mazda6. With turbo. Rear. Front components, 2.5L. Mazda3. 2.5l. Lower.
$163.54
MSRP $237.47
Save $73.93
31.1% Off 
Oxygen Sensor
Mazda
AJF5-18-861A
Mazda6. 3.0l. Front. 3.0L, lower.
$47.42
MSRP $65.93
Save $18.51
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