GrimmSpeed Unequal Length Headers - 2002-2014 WRX* / 2004-2021 STI
SKU: GRM 113026$999.00
QUICK SPECS:
- Innovative 1.5 to 1 Unequal Length Runners - Each bank of runners is equal length, allowing for equal length performance with an unequal length sound
- 4-into-1 Low-Angle Merge Cast Collector - Ensures minimal restriction and maximum performance
- Smooth, Restriction-Free Flow Throughout – Single piece mandrel bent tubing welded to a single piece merge collector removes unwanted “steps” . . . Show More >
