Integrated Engineering ProCore Downpipe Kit Audi A4 B9/A5 F5 2.0T

ProCore catalyst -No check engine light
High-flow design -Supports Stage 2 & hybrid turbo power
Increases sound -Full and enriched exhaust note
Bolt-on direct fit -No cutting, no welding, no hassle
High quality -Stainless steel, TIG welded, & investment casting