Repair Cost Guide

Catalytic converter replacement cost
for a Toyota Corolla

The catalytic converter replacement on a Toyota Corolla involves removing the old converter and installing a new one, which can be a costly repair due to the high price of the catalytic converter itself. The cost is typically driven by the type of catalytic converter needed, labour rates, and the complexity of the replacement process. Additionally, the location and accessibility of the converter can affect the overall cost.

$550 – $1050
Typical fair price range · USD

Cost breakdown

Parts: ~$400 / Labour: ~$200

What affects the price

Type of catalytic converter (universal or direct-fit)
Labour rates at the repair shop
Additional repairs needed, such as oxygen sensor replacement

Can you do it yourself?

Possible with skill — requires specialized tools and knowledge of exhaust system components

Tips before you pay

Use a genuine Toyota catalytic converter or a high-quality aftermarket alternative to ensure durability
Consider replacing the oxygen sensor at the same time to avoid future problems
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More cost guides

Brake pads replacement — Toyota Corolla Alternator replacement — Toyota Corolla Timing belt replacement — Toyota Corolla

Estimate based on typical U.S. market rates as of July 2026. Actual prices vary by region, shop, and parts quality — always compare against a real quote using our Scam Checker.