MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 454175
In stock
$391.99
Listed as compatible with this vehicle by the retailer feed.
Check price2004 Mazda B2300 Exhaust Systems
31 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Back to 2004 Mazda B2300 parts
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 451255
In stock
$406.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 451256
In stock
$406.99
Listed as compatible with this vehicle by the retailer feed.
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Walker CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2.5" Outlet (ID), 82523
In stock
$649.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter 2.5" Inlet (ID), 55344
In stock
$681.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter, 454020
In stock
$1,166.00
Listed as compatible with this vehicle by the retailer feed.
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MAHLE Original Exhaust Manifold Set, MS19364
Out of stock
$15.99
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.