74118, Miller CAT CARB Compliant Catalytic Converter 4.2L eliminating the need for heat

eliminating the need for heat shields

Built in the USA with premium materials and proven catalytic chemistry

High ReliabilityBacked by over 30 years of converter engineering with some of the lowest warranty claim rates in the industry

Required Tools for Installation: Protective eyewear and gloves

The matting of the converter improves insulation and thermal stability

74118, Miller CAT CARB Compliant Catalytic Converter 4.2L eliminating the need for heatOur substrates use the same washcoat technology and substrates as the OEM. The converters are made from high grade stainless steel and formed by advanced CNC spin forming machines. The matting of the converter improves insulation and thermal stability, eliminating the need for heat shields. Our design minimizes welds on the converter, prevents leaks, and makes it easier to install.