Offering great power gain without sacrificing low and mid-range torque, this HKS exhaust manifold for the Subaru Impreza WRX / STI 08-14 fits without modification the EJ25 engines. Featuring a 4-1 equal length structure and 42.7mm piping diameter, this HKS manifold made of S409 stainless steel will optimize airflow on both stock and highly tuned engines !
-
Direct mounting
Gain measured on stage 2 engine : 22hp
Diameter 42.7mm
4-1 equal length structure
100% S409 stainless steel
High-quality TIG welding
Aggressive tone
Installation kit included
Made in Japan
| Brand | Model | Type | Version |
|---|---|---|---|
| Universal product | |||
Offering great power gain without sacrificing low and mid-range torque, this HKS exhaust manifold for the Subaru Impreza WRX / STI 08-14 fits without modification the EJ25 engines. Featuring a 4-1 equal length structure and 42.7mm piping diameter, this HKS manifold made of S409 stainless steel will optimize airflow on both stock and highly tuned engines !
-
Direct mounting
Gain measured on stage 2 engine : 22hp
Diameter 42.7mm
4-1 equal length structure
100% S409 stainless steel
High-quality TIG welding
Aggressive tone
Installation kit included
Made in Japan
| Brand | Model | Type | Version |
|---|---|---|---|
| Universal product | |||
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