Buick Terraza Catalytic Converter
New, used, or aftermarket – from sellers across Europe.
Parts availability
This part appears to be widely available.
Estimated price range
Widely available Limited Hard to find
Last updated: 20.08.2026, 18:43
Catalytic Converter for your Buick Terraza?
Create a parts request and we will automatically search the web for suitable offers. You'll receive the results by e-mail - free of charge.
In addition, sellers on hank can send you offers directly.
Prices from recent listings
| Source | Condition | Price (approx.) | Last seen |
|---|---|---|---|
| Usparts-shop | Unknown | 166.40 € | 2026-08-20 |
| Usparts-shop | Unknown | 207.76 € | 2026-08-20 |
| Usparts-shop | Unknown | 310.88 € | 2026-08-20 |
| Usparts-shop | Unknown | 373.58 € | 2026-08-20 |
| Usparts-shop | Unknown | 549.48 € | 2026-08-20 |
| Usparts-shop | Unknown | 750.14 € | 2026-08-20 |
| Usparts-shop | Unknown | 1,130.39 € | 2026-08-20 |
| Usparts-shop | Unknown | 1,314.97 € | 2026-08-20 |
Indicative values only – current prices may vary.
Find Buick Terraza parts online
hank's free AI report searches specialized shops for Buick Terraza parts, including Customville American, us-car-teile-center.de & Auto Electric Supplies Limited.
About this part
The catalytic converter on your Terraza converts the pollutants in the exhaust and decides whether the emissions test passes. Rattling when pulling away, a loss of power from blocked ceramic or a lambda control fault all call for replacement.
Frequently asked questions
What should I check when buying a catalytic converter for the Buick Terraza?
Emissions standard, engine code and flange dimensions of your Terraza matter, because a converter for the wrong standard never brings the sensors into their control range. Look for a valid approval number on the housing and check that the lambda sensor bosses and heat shield are there.
A used original converter or an aftermarket one?
A used original fits without surprises and keeps the vehicle's approval, but tap it first to hear whether the ceramic has come loose. Aftermarket converters cost less yet need the matching approval, otherwise the roadworthiness test turns into a problem.
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