DEC® Product Warranty

Warranty Policy DEC warrants that the products, a catalytic converters, is free from defects in all of the materials, and workmanship. The products has been specifically designed and manufactured to meet all specifications as it relates to emission performance requirements mandated by the EPA and the CARB. If the vehicle is properly maintained, the products is warranted to meet those specifications from the date of installation for a mileage duration or a time duration. Each State may be different, so check your specific warranty card for details. In addition, DEC further warrants against defects in materials and workmanship for 5 years, or 50,000 miles, whichever occurs first from the date of installation.


DEC reserves the right to determine if the returned product under this warranty policy meets the criterion for a claim. No other warranty will be honored expressed or implied and no other person or company is authorized to assume any other warranty. DEC does not assume any other responsibility for damages as it relates to the product, including merchantability, or inconvenience or interruption in the customers installed product. Under the EPA and CARB mandates, as it relates to this warranty, you have specific rights to this warranty as well as other rights, which vary, depending on the State warranty laws of products sold and installed on passenger vehicles, and light-duty trucks.

DEC’s warranty will be void if any of the following is determined to have occurred:

The RGA was not properly and completely filled out
Heavy carbon deposits witnessed
The product was not properly installed
The wrong product was installed on the vehicle
The product had been altered or modified in any way
The product was damaged by mishandling
Overheating of the product
Road Damage to the product
The use of sealants, lubricants, additives, or improper fuels causing the product failure