GrimmSpeed Stage 3 Power Package - Subaru STI 2015+ – SubieStage


GrimmSpeed Stage 3 Power Package - Subaru STI 2015+

  • Sale
  • $ 1,818.00
  • Regular price $ 2,363.40

Here, you are looking at the GrimmSpeed Stage 3 Power Package. This particular package contains vital ingredients that will substantially improve your engine's power and torque curve. 




  • GrimmSpeed Cold Air Intake System (black finish)
  • GrimmSpeed 3-Port Electronic Boost Control Solenoid
  • GrimmSpeed Catted Downpipe
  • GrimmSpeed Turbo Heat Shield
  • GrimmSpeed Top Mount Intercooler
  • GrimmSpeed Top Mount Intercooler Splitter




  • Decreases Spool Time: Lowers intake restriction and better boost control
  • Plug and Play into OEM Harness: No splicing wires like other BCS solutions
  • High-Density High-Flow Intercooler Core: Optimizes heat transfer and minimizes flow restriction 
  • Hybrid Cold Air/Short Ram Design: Combining the advantages and eliminating the negatives of both traditional intake designs
  • Custom Reusable High-Flow Air Filter: Integrated velocity stack entrance smooths incoming air
  • Stainless Steel Construction: The downpipe is constructed of high-grade 304L SS for corrosion resistance and durability
  • Made in the USA