A video of our final production versions of our long awaited exhaust systems for the 2010+ Audi S4. Response to our teaser videos of this system has been outstanding! Resonated version is highly recommended for S-tronic cars. Non-resonated downpipe back system is recommended for 6 speed cars, and resonated downpipes can be added for extra sound volume reduction. No drone! +8hp Full stainless steel Slash cut adjustable tips Lifetime Warranty. Order here: www.awe-tuning.com
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