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728") - LARGER for better cooling
Back-to-back dyno testing and logging shows zero flow difference between our air filter and no filter at all
This small change means that you can continue to enjoy the benefits of a self-bleeding HX
This customer is running our OTS 93 octane stage 1 ecu/tcu combo in a 2015 Audi S4
ACEA A3/B4
Merc Racing Upgraded Heat Exchanger for Audi S4, S5, S6, S7, A6, A7, Q5, SQ5 - Polished Audi 728") - LARGER for betterThe Audi air to water cooled applications required an advanced configuration that further expands on their cooling system and addressed higher cooling capacity and water volume. We took this challenge seriously and with our help from Audi owners friends, we now provide you a cooling solution that performs amazingly on your Stock, upgraded or higher boost tuned applications. Our unique design uses the entire area of these large vehicles to provide you