Ported & Polished OEM Exhaust Manifold for vertically mounted 1.8T engines (Audi A4 & VW Passat) with the K03 variant turbos. 

Essential for hybrid turbo upgrades, also offers good gains on standard K03/s turbo's.  

Collector side and runners ported and polished as well as gasket mating surfaces. 

No cracks around the collector, in good condition.