MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Manifold Catalytic Converter, 51548
In stock
$583.99
Listed as compatible with this vehicle by the retailer feed.
Check price2011 Cadillac CTS Exhaust Systems
34 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Back to 2011 Cadillac CTS parts
Hooker Headers LS Exhaust Manifold - Black Ceramic, 8501-3HKR
In stock
$623.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 5411205
In stock
$651.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 51428
In stock
$689.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 49172
In stock
$707.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter, 5421173
In stock
$911.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter, 557428
In stock
$1,118.00
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow Street Series Cat-Back Performance Exhaust System, 15496
In stock
$2,138.99
Listed as compatible with this vehicle by the retailer feed.
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aFe POWER MACH Force-Xp Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Unleashes All Available HP, 49-34063-B
In stock
$2,462.00
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), 82815
Out of stock
$624.99
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.