{"product_id":"audi-b9-s4-s5-fmic","title":"Audi B9 S4 S5 FMIC","description":"\u003cdiv\u003e\n\u003ch1\u003eHIGHLIGHTS\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e• Massive 1,485cu\/in FMIC Core\u003cbr\u003e• 290% Bigger Than OEM\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Internal Air Channels\u003cbr\u003e• No Cutting or Trimming Required\u003cbr\u003e• Direct Bolt-On\u003cbr\u003e• Consistent Performance Over Multiple Runs\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch1\u003ePROFILE\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe ARM Audi B9 3.0T S4 \/ S5 Competition FMIC is engineered to keep IAT's low during back-to-back pulls.  By dramatically increasing intercooler core volume to a staggering \u003cstrong\u003e1,485cu\/in\u003c\/strong\u003e and improving airflow efficiency with \u003cstrong\u003einternal air channels\u003c\/strong\u003e, this system is designed to reduce heat soak, stabilize intake air temperatures, and maintain consistent performance pull after pull.  Whether you have stock turbo or upgraded turbo, the ARM B9 FMIC will keep your EA839 running cool!\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cimg alt=\"B9 FMIC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_FMIC_1_1024x1024.png?v=1769622037\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch1\u003eOEM FMIC vs. ARM FMIC — IAT TESTING\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eTesting was performed on our 2019 B9 S4 with FBO and E40 tune, data was logged at a 77°F ambient air temperature, giving a clean baseline to measure heat soak against.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eOn the OEM intercooler, IAT's climbed from 95.45°F to 111.65°F during the pull,\u003c\/strong\u003e that's\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e+\u003c\/strong\u003e18.45°F above ambient (24.0%) at the start, building to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e+\u003c\/strong\u003e34.65°F above ambient (45.0%) by the end of the run. \u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_S4_Stock_FMIC_3rd_Gear.png?v=1784910487\" alt=\"B9 FMIC Datalogs\"\u003e\u003cbr\u003e\u003cbr\u003eWith\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ethe ARM FMIC installed, IAT moved from 84.65°F to 81.95°F,\u003c\/strong\u003estarting at just\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e+\u003c\/strong\u003e7.65°F above ambient (9.9%) and actually settling to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e+\u003c\/strong\u003e4.95°F above ambient (6.4%) by the end of the pull,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etrending down instead of up\u003c\/strong\u003e. By the end of the pull,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ethe ARM FMIC was running\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e29.7°F cooler than the stock unit (26.6% lower)\u003c\/strong\u003e, and only 4.95°F over outside air versus the stock setup's 34.65°F climb.\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"B9 FMIC datalogs\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_S4_ARM_FMIC_3rd_Gear.png?v=1784910551\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThe OEM FMIC is struggling to reject heat under sustained boost,\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003enearly doubling its temperature rise above ambient by the end of the pull, while the ARM FMIC keeps intake charge temps close to ambient throughout,\u003c\/strong\u003ewhich means denser air, less ignition timing pulled for heat management, and more consistent power delivery pull after pull.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv role=\"feed\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv role=\"article\" tabindex=\"0\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"group group\/message-row\"\u003e\n\u003cdiv class=\"contents\"\u003e\n\u003cdiv class=\"group relative relative pb-[var(--msg-assistant-pb,0.75rem)]\"\u003e\n\u003cdiv class=\"font-claude-response relative leading-[1.65rem] [\u0026amp;_pre\u0026gt;div]:bg-bg-000\/50 [\u0026amp;_pre\u0026gt;div]:border-0.5 [\u0026amp;_pre\u0026gt;div]:border-border-400 [\u0026amp;_.ignore-pre-bg\u0026gt;div]:bg-transparent [\u0026amp;_.standard-markdown_:is(p,blockquote,h1,h2,h3,h4,h5,h6)]:pl-2 [\u0026amp;_.standard-markdown_:is(p,blockquote,ul,ol,h1,h2,h3,h4,h5,h6)]:pr-8 [\u0026amp;_.progressive-markdown_:is(p,blockquote,h1,h2,h3,h4,h5,h6)]:pl-2 [\u0026amp;_.progressive-markdown_:is(p,blockquote,ul,ol,h1,h2,h3,h4,h5,h6)]:pr-8\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"standard-markdown grid-cols-1 grid [\u0026amp;_\u0026gt;_*]:min-w-0 gap-3 [\u0026amp;_\u0026gt;_*:last-child]:mb-0 print:block print:[\u0026amp;_\u0026gt;_*_+_*]:mt-3 standard-markdown\"\u003e\n\u003cp dir=\"ltr\" class=\"font-claude-response-body break-words whitespace-normal\"\u003eDuring the multi-gear pull, the ARM FMIC handled two full shift events back to back, climbing through 3rd, 4th, and 5th gear over\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eroughly 17 seconds of sustained boost\u003c\/strong\u003e. RPM climbed to redline three separate times (peaking around 6,450–6,490 RPM each time) before dropping at each shift and climbing again. Despite that repeated load,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eintake air temp opened the run at 83.3°F and closed it at exactly 83.3°F, a net change of 0°F\u003c\/strong\u003e. Even through the brief dips at each shift point, the intercooler gave the intake charge enough recovery to return to its starting temperature rather than trending upward gear after gear. The ARM B9 FMIC isn't just handling a single pull well, it's holding steady under sustained, repeated boost across a full run.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"h-px w-full pointer-events-none\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"B9 FMIC datalogs\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_S4_ARM_FMIC_3rd-5th_Gear.png?v=1784910753\"\u003e\u003cbr\u003e\u003cbr\u003eThe OEM intercooler on the Audi B9 3.0T platform is sufficient for light daily driving, but it quickly becomes a limitation under sustained boost, aggressive driving, or tuning. As intake air temperatures rise,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etiming is reduced and power output becomes inconsistent\u003c\/strong\u003e, making your second or third runs suffer from reduced power.\u003cbr\u003e\u003cspan\u003e\u003cbr\u003e\u003cimg alt=\"B9 FMIC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_FMIC_2_1024x1024.jpg?v=1769622319\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch1\u003eCONSTRUCTION\u003cbr\u003e\n\u003c\/h1\u003e\n\u003cp\u003eAt the heart of the ARM B9 Competition FMIC is a \u003cstrong\u003ehigh-efficiency bar-and-plate intercooler core measuring 22.5\" x 17\" x 5.5\" inches\u003c\/strong\u003e, resulting in a massive total core volume of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1,485 cubic inches\u003c\/strong\u003e.  By adding\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ethe additional stepped portion \u003c\/strong\u003eat the bottom of the ARM B9 FMIC we were able to increase the overall volume of the intercooler by 337.5 cu in, resulting in a almost a 30% increase.  The ARM B9 FMIC is a staggering\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e290% larger than the OEM B9 FMIC\u003c\/strong\u003e, with the OEM B9 FMIC coming in at a paltry 511 cubic inches, it is dwarfed by the ARM B9 FMIC standing at \u003cstrong\u003e1,485 cubic inches.\u003c\/strong\u003e  Almost 3x bigger than the OEM B9 FMIC! \u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_FMIC_1024x1024.jpg?v=1769623038\" alt=\"B9 FMIC\"\u003e\u003cbr\u003e\u003cbr\u003eThe frontal surface area plays a critical role in intercooler efficiency, as it determines how much airflow is exposed to the cooling fins. A larger frontal area allows more heat to be shed to ambient air, improving heat rejection and helping intake air temperatures\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erecover more quickly between pulls\u003c\/strong\u003e.  The ARM B9 FMIC has a \u003cstrong\u003efrontal surface area of 382.5 sq in\u003c\/strong\u003e, a staggering\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e235% more than the OEM B9 FMIC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhich has only 162.5 sq in.  Compared to the factory intercooler, this represents a significant increase in thermal mass and frontal surface area. The larger core allows more heat to be absorbed and dissipated, slowing temperature rise and improving recovery between pulls.\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"B9 FMIC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_STEPPED_FMIC_1024x1024.png?v=1770047545\"\u003e\u003cbr\u003e\u003cbr\u003eThe ARM B9 FMIC makes the most of it's massive surface area by\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eincorporating internal air channeling in the hot-side end tank\u003c\/strong\u003e.  The internal air channel design promotes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003euniform airflow across the core\u003c\/strong\u003e, minimizing pressure imbalance and localized hot spots near the FMIC inlet and outlet. This results in improved thermal efficiency, better heat soak resistance, and more consistent cooling performance.\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_FMIC_Internal_Channels_1024x1024.jpg?v=1769618880\" alt=\"B9 FMIC\"\u003e\u003cbr\u003e\u003cbr\u003eThe ARM B9 FMIC features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eprecision-machined inlet and outlet connections with\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eintegrated sealing ribs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned to create a tight, leak-free seal with the included boost couplers. This machined interface improves clamp grip, reduces the chance of boost leaks or your couplers popping off and leaving you stranded with no boost.\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"B9 FMIC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_FMIC_3_1024x1024.jpg?v=1770226164\"\u003e\u003cbr\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003eINSTALLATION\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eInstallation of the ARM B9 FMIC is straightforward and can typically be completed in \u003cstrong\u003eapproximately 2–3 hours\u003c\/strong\u003e. The front bumper does need to be removed to access the factory intercooler mounting location, but \u003cstrong\u003eno cutting or trimming is required\u003c\/strong\u003e. The ARM FMIC installs using OEM mounting points and \u003cstrong\u003efully retains the factory crash bar\u003c\/strong\u003e, ensuring a clean, factory-style fitment with no permanent vehicle modification.\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/B9_FMIC_5_1024x1024.jpg?v=1770226778\" alt=\"B9 FMIC\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003eIN THE BOX\u003c\/h1\u003e\n\u003cdiv\u003e\n\u003cspan\u003e• 1x ARM B9 FMIC\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e• 1x Driver Side Coupler\u003cbr\u003e• 1x Passenger Side Coupler\u003cbr\u003e• 1x Driver Side Mounting Bracket\u003cbr\u003e• 1x Passenger Side Mounting Bracket\u003cbr\u003e• 2x Joining Pipes\u003cbr\u003e• 4x T-Bolt Clamps\u003cbr\u003e• 2x Worm Clamps\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e• 6x Bolts\/Washers\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003ch1\u003eFITMENT GUIDE\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ctable class=\"appTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"make\"\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"model\"\u003e\u003cstrong\u003eChassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"submodel\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"engine\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"make\"\u003eAUDI\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd class=\"model\"\u003eB9\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd class=\"submodel\"\u003eS4\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd class=\"engine\"\u003e3.0T\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAUDI\u003c\/td\u003e\n\u003ctd\u003eB9.5\u003c\/td\u003e\n\u003ctd\u003eS4\u003c\/td\u003e\n\u003ctd\u003e3.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"make\"\u003eAUDI\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd class=\"model\"\u003eB9\u003c\/td\u003e\n\u003ctd class=\"submodel\"\u003eS5 Coupe\u003c\/td\u003e\n\u003ctd class=\"engine\"\u003e3.0T\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAUDI\u003c\/td\u003e\n\u003ctd\u003eB9\u003c\/td\u003e\n\u003ctd\u003eS5 Sportback\u003c\/td\u003e\n\u003ctd\u003e3.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAUDI\u003c\/td\u003e\n\u003ctd\u003eB9.5\u003c\/td\u003e\n\u003ctd\u003eS5 Coupe\u003c\/td\u003e\n\u003ctd\u003e3.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAUDI\u003c\/td\u003e\n\u003ctd\u003eB9.5\u003c\/td\u003e\n\u003ctd\u003eS5 Sportback\u003c\/td\u003e\n\u003ctd\u003e3.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Automotive365","offers":[{"title":"Default Title","offer_id":45089278197968,"sku":null,"price":897.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/8639\/6880\/files\/8CD5AC09-02B4-41DB-8E0F-B10FB1A5D190.jpg?v=1785472362","url":"https:\/\/automo365.com\/products\/audi-b9-s4-s5-fmic","provider":"Automotive365","version":"1.0","type":"link"}