HKS Hi-Power 409 Muffler – GC8 / EJ20

HKS Hi-Power 409 Muffler – GC8 / EJ20

A proven street performance muffler built for the GC8 Impreza platform. The Hi-Power 409 delivers an aggressive exhaust note with efficient gas flow — all at a price point that doesn't compromise on quality.

Features

• Rear section constructed from SUS304 stainless steel for a high-lustre, corrosion-resistant finish
• Piping section uses SUH409 stainless — more resistant to thermal expansion and with superior acoustic dampening properties
• Straight-through design enabled by SUH409's sound absorption characteristics
• Optimized pipe layout for efficient exhaust gas flow
• Aggressive exhaust tone
• JASMA certified

Fitment

• Subaru Impreza GC8 / EJ20