IE FDS Front Mount Intercooler Kit - B9 Audi | A4/S4 | Allroad
SKU: 86085672048

IE FDS Front Mount Intercooler Kit - B9 Audi | A4/S4 | Allroad

Sale price$478.80 Regular price$532.00
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

IE FDS Front Mount Intercooler Kit - B9 Audi | A4/S4 | AllroadKEEP YOUR INTAKE AIR COOL The IE FDS front mount intercooler kit (FMIC) increases horsepower and eliminates heat soak. Get the most out of your tuned or big turbo Audi 2017+ B9 A4, S4, or Allroad by installing the IE FDS intercooler system. The intercooler kit is complete and drop in. Installation is possible in an afternoon using a standard toolset. LEADING FEATURES The massive intercooler core is nearly 2 times larger than stock Extensive quality

KEEP YOUR INTAKE AIR COOL

The IE FDS front-mount intercooler kit (FMIC) increases horsepower and eliminates heat soak. Get the most out of your tuned or big-turbo Audi 2017+ B9 A4, S4, or Allroad by installing the IE FDS intercooler system. The intercooler kit is complete and drop-in. Installation is possible in an afternoon using a standard toolset.

LEADING FEATURES

  • The massive intercooler core is nearly 2 times larger than stock
  • Extensive quality control and pressure testing is completed on all units
  • Intercooler end tanks attach to factory hoses for a perfect fit
  • Increases horsepower and torque by reducing intake air temp
  • FDS technology utilizes the intercooler core more effectively than the competition
  • Water/meth ready with a ⅛ NPT bung cast into inlet end tank
  • High-performance bar and plate core measures 21.25x17.5x2.5"
  • Fully machined inlet and outlet to prevent boost leaks
  • Highly visible with upgraded grille
  • Cast aluminum intercooler end tanks result in superior flow
  • Includes all necessary hardware and hose clamps for installation

FDS (FLOW DISTRIBUTION SYSTEM)

The IE FDS (Flow Distribution System) has proven to distribute charge air uniformly across the inlet end of the core. In contrast to other intercoolers on the market which rely on natural airflow across the core, our FDS technology uses precisely shaped and placed fins cast into the inlet plenum to fully take advantage of the large core volume effectively using the entire core. As a result, the IE FDS intercooler has been proven to reduce IAT (intake air temperatures) more so than competing intercoolers, thus offering the largest power gains possible.

TECHNICAL FEATURES

Increasing horsepower of your B9 is a simple task with several tunes and upgraded turbos available. However, it is important to keep in mind that increasing horsepower will result in heat soak of the stock intercooler and parasitic power loss. The IE front-mount intercooler system was designed to directly replace the factory unit while utilizing a much larger core and our proven FDS (Flow Distribution System) to effectively utilize that larger core. These features allow for much higher cooling efficiency than the factory system, thus reducing intake air temperatures and safely increasing horsepower output. The IE FDS intercooler is also a direct fit, requiring no cutting, modification, or time-wasting hassle during installation. Read below for more in-depth information on each intercooler feature.

ELIMINATE HEAT SOAK

Heat soak occurs when the heat generated exceeds the cooling capacity of the intercooler. The most common symptom is the noticeable loss of power after long term acceleration or several back to back power pulls. By greatly increasing the core size and useable area of the core with FDS technology, we have eliminated the heat soak, keeping the intake air temperatures consistently lower than OEM and competitor intercoolers. (See dyno chart in power charts tab)

PRECISION ENGINEERED

Unlike other intercoolers that are simply put together to fit on the car and offer a larger core, the IE FDS intercooler line receives special treatment from start to finish. Our engineering department uses Computational Fluid Dynamics (CFD) software to optimize the end tanks and FDS system for minimum pressure drop and maximum flow and cooling.

DECREASED PRESSURE DROP

Along with lower intake air temperatures, the large core within the IE intercooler also decreases pressure drop when compared to the factory unit. Simply put, pressure drop is the amount of pressure that is lost as air travels through the intercooler. As airflow boost pressure is raised, pressure drop typically begins to climb. By using a larger core that flows much more freely than the factory core, pressure drop is reduced, decreasing the need for the turbocharger to work harder to produce the required boost levels. This allows the turbocharger to deliver more usable boost pressure to the engine. (See dyno chart in power charts tab)

HIGH-QUALITY CONSTRUCTION, PERFECT FITMENT

Not only does it offer the highest cooling efficiency on the market, the IE FDS intercooler also offers perfect OEM replacement with absolutely minimal modification. It has CNC machined mount points and every IE intercooler allows you to reuse the factory mounting points and installs as if it were a factory piece. You will also find that the IE intercooler receives the same attention to detail and quality as every other IE product, with cast and machined end tanks, precise TIG welding, and a dense bar and plate core. Every intercooler is tested on our in house intercooler testing station before shipping, ensuring that it is ready to install.

COMPLETE KIT

The kit comes complete with one FDS intercooler and all hardware needed for installation.

INSTALLATION

Install for the IE B9 FDS Intercooler will require a standard toolset, a couple of torx bits, and some technical expertise. We recommend reviewing our install guide and install an overview video before attempting the install. Installation Guide can be found HERE.

INSTALL VIDEO

 

 

HORSEPOWER & TORQUE RESULTS

The IE Audi B9 FDS Intercooler increases horsepower & torque by decreasing IAT (intake air temperature) and reducing knock. This makes your car much more predictable and consistent because it will not heat soak rapidly like the OE Intercooler.

 

 

PRESSURE DROP RESULTS

Typically upgrading to a larger intercooler core results in added pressure drop, resulting in power loss. IE's FDS design eliminates this problem and works to deliver more boost to the engine by minimizing pressure drop across the intercooler. On the B9 platform, our FDS Intercooler reduces Pressure drop from 1PSI to .3- a drop of approximately 70% at Stage 1 power levels!

INTAKE AIR TEMPERATURE RESULTS

Our unique IE FDS Intercooler design for the Audi B9 platform consistently results in an IAT drop of approximately 20C-30C average at end of open throttle pulls compared to the factory intercooler.

IE FLOW DISTRIBUTION SYSTEM (FDS) FLOW RESULTS

The highly engineered FDS design unique to IE intercoolers uses a carefully shaped fin system located inside the intercooler end tank to force the path of intake air. This ensures charge air utilizes the full intercooler core more effectively than conventional intercoolers resulting is less pressure drop, lower IAT temps, and more power resulting in the most efficient intercooler design on the market.

VEHICLE FITMENT

  • AUDI - S4 2017+ (B9) 3.0T engine
  • AUDI - A4 2017+ (B9) 2.0T engine
  • AUDI - A4 Allroad 2017+ (B9) 2.0T engine

Does not fit S5 or A5 platforms

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 86085672048

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J C
Draper, US
★★★★★ 5
Very useful USB hub
Color: Black
Works as described. This thing has more inputs than most will ever need. I thought it would be big and bulky but it doesn't take up much space at all. It's super lightweight, except for the power supply but even then, it's not that heavy. I'm currently using some of the USB 3.2 ports and 1 of the USB charging ports with zero issues and now I'm able to plug more devices without fear of my PC struggling to communicate with them all. It's a little pricey compared to other USB hubs but I feel it's totally worth it.
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Reviewed in the United States on December 3, 2025
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Steven
San Leandro, US
★★★★★ 5
Super product.
Size: 12 Outlet, Size: 12 Outlet
Really happy with this strip. It mounts to the wall on the ends, which is MUCH better than attaching with hidden keyholes. Having a lighted switch above each outlet is very useful and saves both power and extends the life of components not in use. The cable retention on both ends is genius. Wish I had one of these years ago
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Reviewed in the United States on April 24, 2026
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SH
West Palm Beach, US
★★★★★ 5
Great power strip for my shop vac and miter saw!
Size: 12 Outlet
Works great in my garage! I currently have it mounted on the wall and have my shop vac and miter saw plugged in. It makes it incredibly easy to turn the master switch on and have my shop vac and miter saw turn on at the same time. When I’m not using the shop vac and miter saw combo, I shut off their individual switches and I’m free to use the other plugs so the individual switches for each outlet are very handy! It’s very durable as I have it mounted on the wall and has an adequate number of outlets for my work bench. The size is just right and it was very easy to mount. My only suggestion is to space the screw holes on the power strip so that it can be mounted between 2 standard wall studs 16 inches on center for unfinished wall mounting. The screw holes didn’t line up like this so I could only put screws on one side of it and I needed to improvise a way to secure the other side of the power strip to the next stud so it was as mounted securely and didn’t move as I plugged and unplugged things.
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Reviewed in the United States on September 14, 2025
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Milton Lee
Cuba, US
★★★★★ 5
Perfect power strip
Size: 6 Outlet
Great value for the money. I love the switches for each plug and has lights at each plug; lets you know when you have a outlet switched on, love that. Well-made, heavy-duty cord and circuit breaker, all high quality.
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Reviewed in the United States on May 26, 2026
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Arthur Liegeois
Battle Creek, US
★★★★★ 5
3300 Joules surge protected, sturdy and perfect for my office
Size: 12 Outlet
I purchased this power strip once a few months ago, and just purchased a second one, both for my office! I use the first one screwed at the bottom of my desk to plug in my Mac, 2 monitors, 2 Homepod, 1 external drive, my Echo Dot and a few other things. What I love about this is: 1. It has 12 slots that are perfectly spread out so that all of the power plugs, even the bulkier ones, fit nicely next to each other 2. There is a killer switch on each slot, which makes it globally safer if one of the outlet fries, or if I want to turn off some of the devices while I am away. It also includes a 3300 Joules surge protection, which is quite high comparer to similar power strips! Luckily, I never had to test its efficiency yet... I am pretty sure it won't replace a proper but much pricier UPS device, but it's better than nothing! 3. I love the fact that you can contain all of the wires on the sides, so that they don't dangle and don't get tangled. 4. This is very well built, it feels sturdy. I don't especially like the yellow color, but to be honest, it's hidden anyway! So I just purchased another one to plug in all of the devices that I have on the other side of my office: the eero modem, echo amp, Mac Mini, Nas Drive, printer and the Philips Hue hub and lights, and it all works like a charm, and doesn't catch dust as much as before. Most of the time, I'm very critical about what I purchase, but in this case, I think it's great and worth sharing ;-)
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Reviewed in the United States on June 26, 2024

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