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 !
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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 |
|---|---|---|---|
| Subaru | Impreza | GR - 08-11 | STI 300 |
| Subaru | Impreza | GV - 11-14 | STI-300 |
| ...See more compatibilities Reduce... | |||
| Brand | Model | Type | Version |
|---|---|---|---|
| Subaru | Impreza | GR - 08-11 | STI 300 |
| Subaru | Impreza | GV - 11-14 | STI-300 |
| ...See more compatibilities Reduce... | |||
HKS products come with a 1 year limited warranty for material and manufacturing defects applicable from the date of delivery. Note that warranty does not cover modified, misused or not correctly fitted products.
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