WCFab WCF100119 3" Down Pipe (2001-2004 6.6L Duramax)

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General Description 3" LB7 Turbo Downpipe for use with OEM charger or Stealth series Drop in. High Temp Coated and Heat Wrap included. Compatible with both Standard & California St yle Exhaust Flange. Replaces the following GM Part Numbers: 97223168, 97246408 Features 3" Downpipe Heat Wrap High Temp Ceramic Coating Bolt on upgrade No tuning required Show more