Description
The Unitronic Intercooler Upgrade for Audi S4/S5 B9 3.0TFSI EA839 is engineered to deliver maximum cooling efficiency and sustained performance under demanding driving conditions. Designed as a direct OEM replacement, this high-performance intercooler significantly reduces charge air temperatures, increases air density, and minimizes heat soak for improved throttle response and power consistency.
Constructed from cast aluminum with bar-and-plate design, the intercooler features proprietary internal fins and louvered end tanks to optimize airflow while maintaining exceptional structural integrity. With dimensions of 21.65" x 16.61" x 2.52" (550mm x 421.9mm x 64mm), it offers 79% more volume than the OEM core, ensuring efficient cooling for Stage 1 and Stage 1+ tuned vehicles. The TIG-welded construction guarantees durability and long-lasting reliability without the need for bumper, radiator support, or other modifications.
Key Features & Benefits:
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High-efficiency bar-and-plate intercooler core for optimal cooling
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Reduces charge air temperatures for denser, cooler air
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Resists heat-soak during spirited driving or track use
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79% larger volume than OEM for superior airflow (21.65" x 16.61" x 2.52")
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Cast aluminum core and end tanks for durability and lightweight design
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Direct OEM replacement; no modifications required
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Ideal for Stage 1 and Stage 1+ tuned vehicles
Included Hardware:
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Unitronic Direct Fit Intercooler Core
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All required mounting hardware
Compatibility:
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Audi S4 B9 3.0TFSI (2018, 2019–2021; Base, Premium, Premium Plus)
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Audi S5 B9 3.0TFSI (2018–2021; Base, Premium, Premium Plus)
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Audi S5 Sportback 3.0TFSI (2019–2021; Base, Premium, Premium Plus)
The Unitronic Intercooler Upgrade is the ultimate solution for enthusiasts seeking sustained high performance, reduced heat-soak, and reliable cooling on the Audi B9 3.0TFSI platform.
