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Can you use an after market catalytic converter on a 1999…

Customer Question
Can you use an...

Can you use an after market catalytic converter on a 1999 Lexus RX 300

Mechanic's Assistant: Has the vehicle been "scoped out"?

Yes and it came up with catalytic converter

Mechanic's Assistant: Are you fixing your RX 300 yourself? What have you tried so far?

No looking at buying one and the owner gave me the info

Submitted: 7 months ago.Category: Lexus
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Answered in 4 minutes by:
12/17/2017
Lexus Mechanic: Kalamykid, Shop owner/ Tech. replied 7 months ago
Kalamykid
Kalamykid, Shop owner/ Tech.
Category: Lexus
Satisfied Customers: 5,491
Experience: I HAVE OWNED MY OWN SHOP FOR OVER THREE YEARS. I HAVE THE TOOLS AND SOFTWARE TO ANSWERE ALMOST ANY Q
Verified

90% of the aftermarket cats will not work in this car. You can put them in but may still get a catalyst efficiency code. It is unwise not to use a oem cat for this car.

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Category: Lexus
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