824,26 €

including 19% German VAT.*, Free shipping!*

Recommended retail price: 892,51 €
You save 7.65%, that is 68,25 €

including 19% German VAT.*, Free shipping!*

Ready for delivery in 4 days

Shipping time: 5 - 6 days*

Item number: K9263D050

Shipping weight: 2,40 Kg

100,00 mm


The company Wössner is known since many years as a innovative specialist for high performance forged pistons and connecting rods. Since many years Wössner produces parts in highest quality for racing and everyday driving.

Forged pistons fit for:
  • Car: Subaru Impreza WRX STI (Version 10, "US"), Stroker Kit
  • Year: 2004-06
  • Motorcode: EJ257

Technical specifications:
  • Displacement: 2482
  • Stroke: 79
  • Compression Ratio (Original): 8,2
  • Compression Ratio (Wössner): 8
  • Dome Volume: 8,2
  • Compression Height: 31
  • Valves per Cylinder: 4
  • Cylinder No.: 4
  • Piston weight: 389
  • Rod length: 130,5

Notice: -

  • 4x Wössner forged Pistons
  • High performance piston rings
  • Reinforced piston pins
  • Pin clips

Available Wössner-equipment:
  • Clip Part: CA23
  • Pin Part: WP024
  • Rod: KPL024
If you need more Wössner equipment, so please make a note in your order. We'll contact you shortly.

(Picture is similar)

We recommend the use of Torco assembly grease:


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Brand: Subaru
Model: Impreza WRX STI
Engine code: EJ257
Wössner Since many years the Wössner Company is well known as a innovative specialist for high performance pistons and connecting rods. Wössner high performance forged pistons develop the superior power for convincing success of famous teams at national or international racing events.