Small Oval Ceramic EAP OBD-II Compliant
Rated for engine sizes up to 5.9L / 6875 lbs
10" Body, 14" Overall Length
Part Number In/Out
CAT60175 1.75"
CAT60200 2.00"
CAT60225 2.25"
CAT60250 2.5"
CAT60300 3.00"
Round Ceramic EAP OBD-II Heavy Duty, with O2 Sensor
Rated for engine sizes up to 5.9L / 6875 lbs
11" Body, 14" Overall Length, 4" Round
Part Number In/Out
CAT50175 1.75"
CAT50200 2.00"
CAT50225 2.25"
CAT50250 2.50"
CAT50300 3.00"
14" Body, 18" Overall Length, 4" Round
Part Number In/Out
CAT52175 1.75"
CAT52200 2.00"
CAT52225 2.25"
CAT52250 2.50"
CAT52300 3.00"
Round Ceramic EAP OBD-II Heavy Duty, with Center O2 Sensor
Rated for engine sizes up to 5.9L / 6875 lbs
14" Body, 18" Overall Length, 4" Round
Part Number In/Out
CAT53175 1.75"
CAT53200 2.00"
CAT53225 2.25"
CAT53250 2.50"
CAT53300 3.00"


Small Oval Ceramic EAP OBD-II
Rated for engine sizes up to 5.9L / 6875 lbs
Part Number In/Out
CAT71175 1.75"
CAT71200 2.00"
CAT71225 2.25"
CAT71250 2.50"
CAT71300 3.00"



Small Round Ceramic EAP Non- OBD-II
Rated for engine sizes up to 5.9L / 6875 lbs
8" Body, 12" Overall Length, 4" Round

Part Number In/Out
CAT40175 1.75"
CAT40200 2.00"
CAT40225 2.25"
CAT40250 2.5"


