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2004.5 LLY Duramax OEM exhaust system:
$100.00
Complete down pipe-back stock exhaust system for 2004.5 LLY Duramax extended cab 6.5 ft bed truck, low miles. Includes the catalytic converter and muffler, in two separate pieces. In good condition, had no issues, replaced with an aftermarket system. *2 of the catalytic converter pipe connection studs broke on removal, could be drilled out and bolts put through. Believe it fits many of the 2000’s Duramax’s trucks
