Walker CalCat CARB Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID), 84206
In stock
$279.99
Listed as compatible with this vehicle by the retailer feed.
Check priceSearch parts for your 2012 Buick LaCrosse
18 products matching “Catalytic Converter” listed as compatible with this vehicle.
Walker CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 84406
In stock
$361.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 5421205
In stock
$367.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter, 54981
In stock
$418.99
Listed as compatible with this vehicle by the retailer feed.
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Walker CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 84302
In stock
$481.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 21-177
In stock
$693.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 52896
In stock
$702.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 16.000 IN, 16870
In stock
$729.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 52909
In stock
$749.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 52001
In stock
$779.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 5411305
In stock
$782.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter, 16935
In stock
$799.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 15.350 IN, 16871
In stock
$801.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 55.350 IN, 55727
In stock
$871.99
Listed as compatible with this vehicle by the retailer feed.
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Walker CalCat CARB Direct Fit Catalytic Converter Overall Length 13.325 IN, 84355
In stock
$972.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter, 5671177
In stock
$1,060.00
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 52000
In stock
$1,276.00
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter, 551401
Out of stock
$997.99
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.