Walker 54562

Best deal for Walker Exhaust 54562 Ultra Import Converter - Non-CARB Compliant. Universal and Direct-Fit for OBDII Walker 54562 vehicles Application-engineered for specific vehicle emissions requirements, Walker® Ultra® Catalytic Converters feature a higher loading of precious metals for problematic vehicles. This item is not for sale in California/Non CARB compliant ... Learn more »

Walker 54562 Review: Walker Exhaust 54562 Ultra Import Converter - Non-CARB Compliant. I bought an '02 Outback wagon wholesale with the dreaded P0420 code lit. I first tried to clean the cat with lemon juice (urban myth?) but no dice. I then installed two new O2 sensors because I figured even if that wasn't it, after 223,000 miles they were due, but that wasn't it either, so I conceded to the reality that the original equipment cat really was toast. I read lots of disparaging remarks online about aftermarket cats on Subaru's but with what Subaru was asking for ... Read more »

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