Repair Cost Guide

Catalytic converter replacement cost
for a Honda Accord

The catalytic converter replacement on a Honda Accord involves removing the old converter and installing a new one, which can be a costly repair due to the high price of the converter itself. The cost is typically driven by the type of converter needed, with high-performance or California-emissions converters being more expensive. Additionally, labour costs can vary depending on the shop and location.

$550 – $1050
Typical fair price range · USD

Cost breakdown

Parts: ~$400 / Labour: ~$200

What affects the price

Type of catalytic converter required
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 emissions systems

Tips before you pay

Make sure to purchase a catalytic converter that is compatible with your Honda Accord's engine and emissions system
Consider shopping around for parts and labour to find the best price
If your Accord is still under warranty, check if the catalytic converter replacement is covered

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More cost guides

Brake pads replacement — Honda Accord Alternator replacement — Honda Accord Timing belt replacement — Honda Accord

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.