This new direct fit, aftermarket, stainless steel catalytic converter is a great replacement. It is made of the highest grade materials for long lasting durability.


  • Fits RH (Passenger Side)
  • High quality stainless steel
  • Includes all flanges for direct installation
  • EPA Certified
  • Built to strict quality control standards



Item Condition: New

5 Year Warranty

This item is backed by a 5 Year Warranty. In the event this item should fail during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. 

Emissions Note:

Due to state emissions regulations, we cannot ship this item to the state of California as it is not C.A.R.B ( California Air Research Board) approved for use in this state.

Due to New York state emissions regulations, this item cannot be installed on a California emissions equipped vehicle in the state of New York.

All emissions information for a vehicle can be found on a tag under the hood. If the tag is missing, you can contact a dealership with your VIN to determine which emissions system your vehicle is equipped with.

  1. step : Removing the Catalytic Converter (0:47)
    • Raise and support the vehicle
    • Remove the four 14mm bolts from the exhaust flanges
    • Allow the exhaust to hang
    • Loosen the O2 sensor with an O2 sensor socket and ratchet
    • Twist off the O2 sensor by hand
    • Remove the 10mm bolt from the heat shield
    • Pull back the heat shield
    • Remove the two 13mm bolts from the exhaust manifold
    • Pull the catalytic converter down and out
  2. step : Installing the Catalytic Converter (2:18)
    • Put the 13mm bolts into place on the exhaust manifold
    • Lift the catalytic converter into place
    • Start the 13mm nuts by hand
    • Tighten the 13mm nuts and bolts
    • Put the heat shield into place
    • Insert the 10mm bolt for the heat shield
    • Start the O2 sensor by hand
    • Tighten the O2 sensor with an O2 sensor socket
    • Lift the exhaust into place
    • Insert the 14mm bolts into the exhaust flanges
    • Tighten the 14mm bolts to 16 foot-pounds of torque

Tools needed for replacement:

    Ratchets & Related

  • Ratchet
  • Torque Wrench
  • Socket Extensions

  • Sockets - Metric

  • 7mm Socket
  • 10mm Socket
  • 13mm Socket
  • 14mm Socket

  • Specialty Tools

  • O2 Sensor Socket

  • Wrenches - Metric

  • 22mm Wrench
  • 13mm Wrench

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Vehicle Fit

Year Make Model Description
2004-2007Cadillac CTS Cadillac CTS Catalytic Converter V6 3.6L Passenger Side
2005-2007Cadillac CTS Cadillac CTS Catalytic Converter V6 2.8L Passenger Side

This part replaces:

  • OE # 12622974
Part #: 1ACCD00315

Out of Stock

How-to Video:

(04:19 min)