EA839 High Pressure Fuel Pump Piston Upgrade Kit

100 in stock
$396.00
$396.00
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Unlock up to 37% more flow over the factory high-pressure fuel pump, allowing the fuel system to meet the higher demands for ethanol, race gas, and more pump gas, and pairs perfectly with all Dynamic+ ECU software that requires an upgraded High-Pressure Fuel Pump!

The 034Motorsport High-Pressure Fuel Pump Piston Upgrade Kit is designed to be a drop-in replacement piston for the factory high-pressure fuel pump for the 2.9T and 3.0T TFSI EA839 engines found in the B9/B9.5 Audi S4/S5/SQ5/RS5, C8 Audi A6/A7/S6/S7, and 4M.5 Audi Q7/Q8.

By upgrading the factory high-pressure fuel pump with the 034Motorsport High-Pressure Fuel Pump Piston Upgrade Kit, the factory fueling limits are raised by up to 37% in 2.9T or 3.0T EA839 engines. This increased flow allows the fuel system to meet the higher demands for ethanol, race gas, and more pump gas, and pairs perfectly with all Dynamic+ ECU software that requires an upgraded High-Pressure Fuel Pump!

FEATURES:

  • Yields up to 37% Flow Increase Over the Factory High-Pressure Fuel Pump
  • Increased Piston Diameter
    • Stock Piston: 10.00mm
    • 034Motorsport Piston: 11.67mm
  • Raises the Factory Fueling Limits Present in 2.9T and 3.0T Engines
  • Increased Flow to Meet the Demands of E85 Optimized Tunes and Turbo Upgrades
  • Required for Most Stage 1+, 2+, and Stage 3 Performance Software
  • Fuel Pump Internals Precision-Machined to Aerospace Tolerances
  • DLC Coated Piston and Cylinder for Reduced Friction and Increased Performance
  • Matched Piston and Cylinder for Absolute Precision
  • Relatively Easy Installation

WHAT’S INCLUDED:

  • 1x Pump Piston & Cylinder Set

Not for sale or use in the state of California on any pollution-controlled vehicle as per the California Air Resources Board.

Cross Reference

  • 0341066054

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EA839 High Pressure Fuel Pump Piston Upgrade Kit

$396.00

  • ACHIEVING

    4.8

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    3%

    return rate

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