TGK Motorsport Audi 4.0T High Pressure Fuel Pump Seal Rebuild Kit

BACKORDERED: ETA ~4/1/25. Orders Placed Will Hold spot in Queue! 

Over time, the factory high-pressure fuel pump (HPFP) seals on Audi 4.0T engines degrade, leading to fuel leaks, pressure loss, and reduced performance. The TGK Motorsport HPFP Rebuild Kit is engineered to fix leaking factory seals while also enhancing fuel system reliability and performance. Whether you're performing preventative maintenance or preparing for a high-performance build, this kit is the ultimate solution for keeping your HPFP in peak condition.

Fix Factory HPFP Seal Leaks & Restore Fuel Pressure

One of the most common failure points on the Audi 4.0T HPFP is seal deterioration, which can cause fuel seepage, pressure drops, and engine misfires. Our rebuild kit eliminates these issues by replacing the worn-out factory seals with upgraded components, ensuring a leak-free, high-pressure fuel system.

Precision-Machined Components for Maximum Durability

This rebuild kit features CNC-machined internals that provide an OEM-quality fit with improved longevity. Unlike generic replacements, our components are designed to withstand higher fuel pressures, making them perfect for both stock and modified 4.0T engines.

Molybdenum Disulphide Seal for Ultimate Reliability

A compromised HPFP seal can lead to fuel odors, Cold start issues, performance loss, and potential fuel leaks into the engine bay. Our upgraded sealing technology ensures a perfect, leak-free fit, eliminating pressure loss and fuel seepage issues, even under extreme conditions.

Why Choose TGK Motorsport?

✅ Fixes Common Factory HPFP Leaks – Direct replacement for failing OEM seals.
✅ Restores Fuel Pressure & Reliability – Prevents fuel seepage and pressure drops.
✅ Performance & Maintenance Solution – Ideal for stock or modified engines.
✅ Direct Fit Replacement – No modifications required, works seamlessly with your OEM HPFP.
✅ Performance-Proven – Tested in daily-driven and high-horsepower applications.

Kit Includes

✔ Precision-Machined HPFP Rebuild Internals
✔ Upgraded Molybdenum Disulphide Seal
✔ Step-by-Step Installation Guide

Don't wait for fuel leaks to compromise your engine's performance. Fix your factory HPFP seals today with the TGK Motorsport 4.0T HPFP Rebuild Kit—designed for leak-free, high-pressure fuel delivery and maximum reliability.