From HPerformance

JE Ultra Series HPerformance Special Piston 2.5 TSFI 400hp DAZ DNW - Alcohol gasoline and methanol

Normal price €1.699,00
Normal price Retail price €1.699,00
incl. VAT.
Expected delivery: 18.06.2025 - 21.06.2025
* International delivery times may vary.
Compression: 10.0:1
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Normal price €1.699,00
Normal price Retail price €1.699,00
Product details
  • To reinforce all 2.5 TFSI 400PS engines 
  • Based on JE Ultra series piston blanks(no standard JE catallog pistons)
  • Manufactured according to HPerformance specifications(bore size, ring web width, dome volume, piston height, etc.)
  • Available in various compression ratios (10.0:1 / 10.5:1 / 11.0:1 / 12.0:1) to suit the respective fuel (please select)
  • More energy / combustion chamber pressure (power / torque) with the same boost pressure
  • Ideal for alcohol and methanol-based fuels (E85 / XE85 / E100 / one ethanol S/R)
  • Can also be combined with water-methanol injections

Scope of delivery
  • JE Ultra series custom series pistons manufactured to HPerformance specifications 5 x

 

Product description:

The JE Ultra Series forged pistons according to HPerformance specifications are based on JE Piston Ultra Series forged piston blanks, which are manufactured according to HPerformance specifications. This prevents negative aspects such as rattling noises, "blow-by" or wear, which very quickly lead to engine failures. Our special pistons can with all types of alcohol-based fuels as well as with methanol content and are designed for every performance level of the 2.5 TFSI. When selecting the compression ratio, we can recommend the following:
  • 10.0:1 - Petrol station petrol at least 98 octane 
  • 10.5:1 - Petrol station petrol 98 octane + WMI or 102 octane
  • 11.0:1 - alcohol fuels, at least 30% alcohol content 
  • 11.5:1 - Pure alcohol E100
  • 12.0:1 - Special alcohol-methanol fuels

If you are unsure, please do not hesitate to contact us. 


 

Unless otherwise indicated, all articles and services are racing articles without guarantee / warranty and without STVO approval.

The same applies to modifications made to the vehicle. The performance values offered are average values on ARAL 102 OKTAN fuel, which may deviate accordingly due to inferior fuel or wear on the vehicle.
No acceleration times are guaranteed. Subsequent misfueling may cause damage to the vehicle. No guarantee / warranty is assumed for this!
HPerformance does not assume any mobility warranty / costs for the duration of the conversion or any resulting delays.
Scheduled appointment periods are not binding and may vary.

All services are special and custom-made products that are excluded from the statutory right of return.
No warranty is assumed for products that are not installed in a specialist workshop by trained specialist personnel.
Work on motor vehicles may only be carried out by trained specialists. In addition to product malfunctions, installation errors can also lead to dangerous technical and possibly legal consequences on the vehicle.
Therefore, please have all conversions carried out by a specialist vehicle workshop of the guild.

If no instructions for installing a product are available for download in the online store, these are not available
- No installation advice / installation instructions are provided by telephone.

If vehicles have already been modified beforehand, additional costs may be incurred.
With all exhaust system components, discoloration occurs on the silencers, pipe and tailpipe during operation. These are material-related changes that are not covered by the warranty/guarantee of the item and have no negative effect on the use or technical properties of the item.