2004.5-2010 GM 6.6L DURAMAX / WAGLER WCPC6622.2 STREET INTAKE MANIFOLD * Please call for availability WAGLER WCPC6622.2 STREET INTAKE MANIFOLD 2004.5-2010 GM 6.6L DURAMAX Â The Wagler WCPC6622.2 Street Intake Manifold improves MSRP: Was: Now: $1,250.00 Add to Cart The item has been added