Scope of delivery: - 1x K04-023 53049880023 turbocharger upgrade for Audi S3 8L and TT 8N up to 340 hp, 60>46.5 mm compressor wheel + RS6 turbine wheelTechnical specifications: - Connection for lambda sensor in the exhaust manifold - Oil- and water-cooled - Internal wastegate (opening pressure 0.7 bar) - Turbo is dynamically balanced - Turbine wheel 50>44.5 mm (original 50>42 mm) incl. runner grinding - Compressor wheel 60>46.5 mm (original 56>41.9 mm)Product description: - This turbocharger is a direct 1:1 replacement for the original; no modifications are required. With a larger intercooler kit, ø 76mm downpipe, upgrade manifold, appropriate engine components such as machined cylinder head, and a software tune, up to 330 hp is possible. Includes matching K04 gasket from the manifold to the turbo.Please note that after a turbocharger replacement, the oil supply and return lines must be replaced. These can be obtained from your VAG dealer.Fits: - Audi S3 8L 1.8T with engine code APY / AMK / BAM - Audi TT 8N 1.8T 225-240 hp APX / BAM / BEA / BFV - Seat Leon Cupra 1M1 R 209-225 hp AMK / BAM