If you checked the plugs and coils it's likely to be a clogged catalytic converter. The age of the car is right for this. This happened to me on my 2001 a few years back.
Cons: clogged catalytic converter
Vehicle:
Subaru
Reviews of OEM Subaru catalytic converter
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3 votes
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1 review
Description
OEM Subaru
Japan
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What we know about OEM Subaru catalytic converter
The brand is registered in Japan.
In March 2026, PartReview does not yet have a formed opinion of OEM Subaru catalytic converter. You can help by adding a review for OEM Subaru catalytic converter.
Currently there are 1 review and 3 votes. Average rating — 4 out of 5. Vote balance: 3 up, 0 down.
Users also evaluated the qualities of OEM Subaru catalytic converter:
- Power - car struggles at higher speeds, making passing difficult - rated negatively. 1 point out of 5.
- Rattle - metallic rattling from the exhaust, indicating a broken core - no rating yet
- Smell - strong sulfur/rotten-egg odor, pointing to catalyst trouble - no rating yet
Catalytic converter OEM Subaru in car-specific ratings
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