Alpha Competition Decat Downpipes Audi RS4 B9 / RS5 B9

Alpha Competition downpipes, crafted from premium T304 stainless steel and featuring dimensions of 4.5" / 114.3mm > 3" / 76mm, are meticulously designed to connect the turbos and front pipes of 2.9 TFSI engines in Audi RS4 B9 and RS5 B9 models. These downpipes boast expertly handmade TIG welds and are made from high-quality stainless steel, offering a typical performance boost of 34hp with a stage 1 engine and producing a robust, aggressive sound. With their high-flow design and the option for specific thermal insulation that cuts heat radiation by half, these downpipes deliver unparalleled value.

• Available as a direct mount or in a 2-piece kit
• Made entirely of T304 stainless steel
• 4.5" / 114.3mm > 3" / 76mm pipe dimensions
• Optional thermal insulation available
• Average performance gain at stage 1: 34hp
• Produces an aggressive sound profile
• Features handmade TIG welds
• Includes a complete assembly kit
• Comes with a lifetime warranty
• Requires ECU calibration