IE FDS Intercooler - Audi / RS3 / TTRS / 2.5 TFSI
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♥ Since 2008
Owned & Operated By Enthusiasts For Enthusiasts
Audi RS3 8V & 8Y · 2.5TFSI DAZA
IE FDS Intercooler
A massive bar & plate core and cast aluminum end tanks equipped with our Flow Distribution System (FDS™) technology. This true motorsport design supports anything from Stage 1 power to hybrid turbo builds while delivering incredibly efficient cooling — combat heat soak, lower intake air temps, and hold the highest power output your tune allows.
Leading Features
- FDS forces airflow evenly through the entire core
- 65% larger core size than stock
- 28.6% lower intake air temps
- 9% lower pressure drop than stock
- +24 WHP & +24 WTQ on a Stage 1 tune
- 21.9" x 11.37" x 3.35" bar & plate core
- Massive 834 cubic-inch core volume
- Compatible with Adaptive Cruise Control (ACC)
- In-house CNC machined aluminum cast end tanks
- Hand TIG welded & pressure tested in the USA
- Bolt-in, hassle-free install
- High-grip beveled inlet/outlets for boost-leak-free connections
The One & Only FDS™
Cooling your 2.5T engine for the most power possible comes down to efficiency — a large core does nothing if you can't take full advantage of the entire space. IE's Flow Distribution System places precisely engineered fins inside the end tank to force airflow evenly across the whole surface area, distributing heat more effectively and recovering faster.
No Boost Leaks
The 8V and 8Y RS3 2.5TFSI is no stranger to big boost. Designed for any power goal, the inlet and outlet ports are specifically engineered and in-house CNC machined to prevent boost hoses from popping off, with a flat-stop edge and beveled grooves for a high-friction surface that grips hoses and locks them in place for good.
Reliable Strength, In-House Welded
The end tanks are cast from high-quality aluminum with ultra-thick, reinforced mounting for long life and worry-free operation, and every mounting boss and surface is in-house precision CNC machined and hand-verified for an exact fit. Every unit is then meticulously in-house TIG welded, undergoes a strict multi-point post-weld inspection, and is tested on a leak-down station before shipping.
Perfect Fit
Your intercooler kit is maximized for ultimate performance while retaining a perfect stock-like replacement that requires no installation modifications. All necessary hardware is included to fit vehicles with or without Adaptive Cruise Control (ACC), no additional brackets needed. European and ROW models may require a US crash bar for installation.
Defeat Heat Soak
Heat soak occurs when heat from the turbo and engine exceeds the intercooler's cooling capacity — the most common symptom is a noticeable loss of power during WOT acceleration or several back-to-back pulls. By increasing core size and usable core area with FDS technology, IE has reduced intake air temps consistently lower than OEM and competitor intercoolers.
Intake Air Temp & Power
Three back-to-back wide-open-throttle pulls were recorded on a Stage 1 car, showing up to 28.6% lower intake air temperature (IAT) over the stock intercooler at redline.
| % IAT Decrease | Run 1 | Run 2 | Run 3 |
|---|---|---|---|
| From Launch | -3.8% | +15.4% | +19.6% |
| At Redline | +28.3% | +28.6% | +25.0% |
Real-world dyno testing on a Stage 1 car shows the power gain from lower IATs alone.
| Intercooler | Horsepower | Torque |
|---|---|---|
| IE FDS Intercooler | 335 WHP | 381 ft-lbs |
| Stock Intercooler | 311 WHP | 356 ft-lbs |
Install Guide
Install your new intercooler without any permanent modifications or installation hassles. The process is straightforward and can be done with basic tools — average install time is around 2–3 hours.
Vehicle Fitment Guide
| Make | Model | Year | Engine |
|---|---|---|---|
| Audi | RS3 | 2017–2020 (8V) | 2.5TFSI DAZA |
| Audi | RS3 | 2022+ (8Y) | 2.5TFSI DAZA |
European and most ROW (Rest-of-World) models require a US/NA crash bar for installation.
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