This is Intercooler Kit for the EJ20 Subaru Engine (http://www.thingiverse.com/thing:2451310).

My finished project : https://www.thingiverse.com/make:719585

Print settings
1 x IntercoolerBlowOffValveBody : Layer:0.15mm Raft:no Brim:no Support:no Infill:20%
1 x IntercoolerBlowOffValveCover : Layer:0.15mm Raft:no Brim:no Support:no Infill:20%
1 x IntercoolerBlowOffValveGasket1 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerBlowOffValveGasket2 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerBlowOffValveGasket3 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerBlowOffValvePart1 : Layer:0.15mm Raft:no Brim:yes Support:no Infill:100%
1 x IntercoolerBlowOffValvePart1 : Layer:0.15mm Raft:no Brim:yes Support:no Infill:100%
1 x IntercoolerBlowOffValveSupport : Layer:0.15mm Raft:no Brim:no Support:no Infill:20%
1 x IntercoolerBlowOffValveTrumpet : Layer:0.15mm Raft:no Brim:yes Support:yes Infill:100%
1 x IntercoolerBody : Layer:0.15mm Raft:no Brim:no Support:yes Infill:20%
1 x IntercoolerInClamp1 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerInClamp2 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerInHose : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerManifold : Layer:0.15mm Raft:no Brim:no Support:no Infill:20%
1 x IntercoolerManifoldGasket1 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerManifoldGasket2 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerOutClamp1 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerOutClamp2 : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerOutHose : Layer:0.15mm Raft:no Brim:no Support:no Infill:100%
1 x IntercoolerStiPaintMask : Layer:0.20mm Raft:no Brim:no Support:no Infill:100%

Accessories
2 x m6x10mm SHCS : for assembly IntercoolerBlowOffValveSupport
4 x m6x10mm SHCS : for assembly IntercoolerManifold
6 x m2x6mm SHCS : for assembly IntercoolerBlowOffValveCover
1 x m2x10mm SHCS : for assembly IntercoolerBlowOffValvePart2
6 x m2x6mm SHCS : for assembly IntercoolerInClamp1, IntercoolerInClamp2, IntercoolerOutClamp1 and IntercoolerOutClamp2 6 x jam nut : for assembly IntercoolerInClamp1, IntercoolerInClamp2, IntercoolerOutClamp1 and IntercoolerOutClamp2

Assembly
Look at pictures.
IntercoolerStiPaintMask is used to paint the STI logo with an airbrush.