This kit of 16 forged Ferrea Racing Super Alloy / Super Flo engine valves is available with original sizes for direct installation on OEM head or 1mm larger for installation with machined head. Specific upgrade for the EJ20 / EJ25 engines found in Impreza WRX STI 01-07, these Competition Plus valves are designed to handle extreme pressures, temperatures and power !
- Select your diameter -
Direct bolt on (OEM diameter)
Super Alloy / Competition Plus series
16 valves kit (intake and exhaust)
OEM size or +1mm (machined head) to select
Diameter intake : head 36mm (OEM) / stern 5,97mm
Diameter exhaust : head 32mm (OEM) / stern 5,96mm
Overall Length : intake 104.60mm / exhaust 104.75mm
Made in USA
| Brand | Model | Type | Version |
|---|---|---|---|
| Subaru | Impreza | GD - 01-07 | STI - 265 |
| Subaru | Impreza | GD - 01-07 | STI - 280 |
No Instructions
Difficulty Level:
Ferrea Racing Components sells racing products without any warranty due to extreme stress and lack of control over use. Implied warranties and quality representations are disclaimed. Their obligation is limited to defective product replacement or repair for the original purchaser, disclaiming responsibility for any consequential damages or incurred costs.
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