034 High Pressure Fuel Pump Piston Upgrade Kit For Audi 4.0T

The 034Motorsport High Pressure Fuel Pump Piston Upgrade Kit is designed to be a drop-in replacement piston for the factory high pressure fuel pumps for the Audi 4.0T engine in the C7 Audi S6/S7/RS6/RS7.

Unlock up to 50% more flow over the factory high pressure fuel pump, allowing the fuel system to meet the higher demands for ethanol, race gas, more pump gas!

Features: 

• Yields up to 50% Flow Increase Over the Factory High Pressure Fuel Pump
• Raises the Factory Fueling Limits Present in Audi 4.0T Engines
• Increased Flow to Meet the Demands of E85 Optimized Tunes
• 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

This kit contains 2x High Pressure Fuel Pump Piston & Cylinder Sets.