91345--A01 Is Red, And Goes On The At The From The Reservoir Hose. (Inlet) 13mm X 1.9mm91370-Sv4-000 (91370-Ta0-000) Is Black, And Goes On The Hose At The From The Rack. (Outlet) 14mm X 1.9mmFitment:For Acura Cl 1999-1999 3.0 V6, Inlet To BodyFor Acura Cl 2001-2003For Acura Integra 1994-2001For Acura Mdx 2001-2011For Acura Rdx 2007-2011For Acura Rl 1998-1998 1999-2004 Engine Range: Fro003202, Inlet To BodyFor Acura Rsx2002-2006 Inlet To BodyFor Acura Tl 1998-1998 3.2 V6, Inlet To Body, Engine Range: Fro304498For Acura Tl 1999-2008 Inlet To BodyFor Acura Tsx 2004-2008 Inlet To BodyFor Accord 1998-2007 Inlet To BodyFor H Civic 1998-1998 Submodel: GxFor H Civic 1998-1998 Submodel: LxFor H Civic 1998-1998 Submodel: DxFor H Civic 1999-2011 Inlet To BodyFor H Element 2003-2011 Inlet To BodyFor H Odyey 1998-2010 Inlet To BodyFor H Pilot 2003-2008 Inlet To BodyFor H Prelude 1998-1998 Submodel: Sh, Engine Range: From 2500517, Inlet To BodyFor H Prelude 1998-1998 Submodel: Base, Engine Range: From 2005237, Inlet To BodyFor H Prelude 1999-2001 Inlet To BodyFor H Ridine 2006-2011 Inlet To Body