GrimmSpeed Up-pipe Subaru EJ Models
Ceramic Option Available
Heavy-duty 14-gauge 204 stainless steel CNC mandrel-bent body construction
321 stainless steel flex joint construction with interlocking liner
1/2" thick 304 stainless steel flanges
Designed using GrimmSpeed's FARO Arm along with SolidWorks CAD software
Reduces turbo lag with generally a 300-400 RPM quicker spool up
Includes new gaskets