Description
Valvetronic Audi B8, B8.5 S4, S5 3.0, 4.2L Catback T304 SS Anodized Gold 3.5" Tips AUD.B8.S4.VSES.AG.BRSH Brake Light Thread rolled after heat treat for HSK66 12637785 12637788 Thread rolled after heat treat for max fatigue strength ensuring long battery life Our Valvetronic Designs Valved Exhaust System for the Audi B8 and B8 T304 stainless steel for long term durability and corrosion resistance finished in Anodized Gold