Eliminate the restrictive catalytic converter within your stock up pipe for increased power and faster spool up times. GrimmSpeed up pipes feature 321 Stainless Steel flex joints and CNC mandrel bent 304 Stainless Steel Tubing for maximum durability and reliability. Each up pipe is designed using the most advanced CAD software and manufacturing techniques for precise fitment and optimum exhaust flow.
Eliminates Restrictive Up Pipe Catalytic Converter.
Maximum Exhaust Flow & Performance.
Made from High Strength, Mandrel Bent, 304 Stainless Steel.
321 Stainless Steel Flex Joints with Interlocking Liner.
- 1991 Subaru Legacy Sport
- 1992 Subaru Legacy Sport
- 1993 Subaru Legacy Sport
- 1994 Subaru Legacy Sport