2001 - 2007 Duramax | 4" Downpipe Back Single | No Muffler | FLO-801NM
- No Muffler
NOTE: Not for Vehicles Equipped with a Catalyst
- 2001 - 2007 GMC Duramax 6.6L | 2500/3500 | LB7-LLY-LBZ | Race Exhaust
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- If you have any question please Contact Us at +1(780-757-0221).