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Excel Exhaust

Catalytic Converter Fits 2008 to 2011 Cadillac STS 3.6L

Catalytic Converter Fits 2008 to 2011 Cadillac STS 3.6L

Regular price $268.00 CAD
Regular price Sale price $268.00 CAD
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Pair of Bank 1 and Bank 2 Catalytic Converter Fits 2008 to 2011 Cadillac STS 3.6L

Excel Exhaust catalytic converters are designed to be durable and Premium-grade ceramic substrates are used to OEM performance and reliability standards.

OBDII & EPA COMPLIANT - To ensure the best quality, all our products are up to date with the latest regulations made by the Environmental Protection Agency.

GASKETS ARE INCLUDED - only if it shows in the picture.

NON-CARB COMPLIANT - WE DO NOT SHIP TO CALIFORNIA & NEW YORK. Not Legal for Use in California & New York, USA. This product will not pass the California or New York emissions test.

    • Professional installation is highly recommended. the following steps should be taken before installation.
    • Make sure the vehicle is in proper fuel controlFront O2 sensor should be switching around 450 mV and Rear O2 sensor is above or equal to 450mV, typically 650-850mV
    • Repair all exhaust system leaks and make sure the vehicle is in proper fuel control. ProperAir/Fuel Ratio is essential
    • Check for contamination. An internal leak in the cooling system would allow coolant to enter the exhaust system and poison the catalytic converter.
    • Install new oxygen sensors
    Condition:
    New
    Oxygen Sensor Location:
    Post-Catalyst
    Type:
    Catalytic Converter
    Brand:
    QUALITY EXHAUST
    Manufacturer Warranty:
    5 Year
    Country/Region of Manufacture:
    Canada
    Features:
    100% Accuracy of Fit, Bolt-on Connection, Easy to Replace, No Drilling Required, Sealed
    Manufacturer Part Number:
    16684/16685
    Fitment Type:
    Direct Replacement
    Mounting Hardware Included:
    Yes
    Connection Type:
    BOLT ON DIRECT FIT
    Placement on Vehicle:
    Front, Left, Right
    Labels & Certifications:
    EPA
    Notes Year Make Model Trim Engine
      2011 Cadillac STS Base Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
      2011 Cadillac STS Platinum Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
      2010 Cadillac STS Base Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
      2009 Cadillac STS Base Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
      2009 Cadillac STS Platinum Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
      2008 Cadillac STS Base Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
      2008 Cadillac STS Platinum Sedan 4-Door 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated