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CADILLAC STS Exhaust
Catalytic Converters, Direct-Fit, Left, Converter with Integrated Exhaust Manifold, Cadillac, 4.6L, Each
Part Number: APH-641442
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Integrated Exhaust Manifold - Cast - Includes Gasket
Part Number: RNB-674-930
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Stainless Steel, Cadillac, 4.4L, Passenger Side, Each
Part Number: MPE-51131
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Cadillac, Each
Part Number: WLK-16685
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Cadillac, Each
Part Number: WLK-52502
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2004-2007 SRX, 2005-2007 STS - 642132
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Cadillac, Each
Part Number: CTO-4619
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Catalytic Converter 08-11 6 Cyl. Cadillac CTS, 3.6L Engine, Right & 08-09 6 Cyl. Cadillac SRX, 3.6L Engine
Part Number: CTO-5248
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
EPA OBDII Direct Fit Converter
Part Number: CTO-1342
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Catalytic Converter, Universal, Ceramic Honeycomb, Stainless Steel, 2 in. Slip Fit Inlet/Outlet, 9.375 in. Length, Each
Part Number: MPE-5461204
Not Yet Reviewed
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Muffler, 2.25 in. Offset Inlet, 2.25 in. Center Outlet, 23.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each
Part Number: BRE-100-7175
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-84615
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Direct-Fit, Cadillac, Driver Side, Kit
Part Number: RNB-673-931
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP0259
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Catalytic Converters, Direct-Fit, Right, Converter with Integrated Exhaust Manifold, Cadillac, 4.6L, Each
Part Number: APH-641443
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Cadillac, Each
Part Number: MPE-24403
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Right, Cadillac, 3.6L, Each
Part Number: APH-642131
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converter, Stainless Steel, Cadillac, 4.6L, Passenger Side, Each
Part Number: MPE-51071
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Catalytic Converter, Stainless Steel, Cadillac, 4.6L, Driver Side, Each
Part Number: MPE-51070
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP0059
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Catalytic Converter - Universal, OBDII California
Part Number: APH-840015
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Catalytic Converters, Direct-Fit, Slip Fit Inlet/Outlet, 18.50 in. Length, for use on Honda®, BMW, Chevy, Chrysler, Dodge, Ford, Jeep, Toyota, Each
Part Number: APH-770105
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Catalytic Converter, Stainless Steel, Cadillac, 4.4L, Driver Side, Each
Part Number: MPE-51130
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Cadillac, Each
Part Number: WLK-16684
Not Yet Reviewed
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, Cadillac, 3.6L, Each
Part Number: MPE-5461617
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Catalytic Converters, Direct-Fit, Left, Converter with Integrated Exhaust Manifold, Cadillac, 4.6L, Each
Part Number: APH-770031
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
