MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 49490
In stock
$792.99
Listed as compatible with this vehicle by the retailer feed.
Check price2003 Subaru Impreza Exhaust Systems
52 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Back to 2003 Subaru Impreza parts
Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 34.875 IN, 54573
In stock
$828.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter, 444043
In stock
$1,160.00
Listed as compatible with this vehicle by the retailer feed.
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Walker CalCat CARB Direct Fit Catalytic Converter Overall Length 37.000 IN, 82663
In stock
$2,203.00
Listed as compatible with this vehicle by the retailer feed.
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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.