![Integrated Engineering Billet Steel Main Caps | VW · Audi | 1.8L Turbo I4 · 2.0L Turbo I4 [FSI] D5 A8 3.0L Turbo V6 the stock ECU calibration will](https://cdn.shopify.com/s/files/1/0635/0032/1015/files/IntegratedEngineeringBilletSteelMainCapsVW_Audi1.8LTurboI4_2.0LTurboI4_FSI.png?v=1694399884)
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the stock ECU calibration will ignore the harness input until the tune is flashed (do not run ethanol without the TrueFlex tune on the ECU)
longer bolts are required and are provided below
CNC precision press brake bent brackets
Sends sensor data in real-time to IE ECU calibrations
you can expect extended valve life and reduced wear on valvetrain components
Integrated Engineering Billet Steel Main Caps | VW · Audi | 1.8L Turbo I4 · 2.0L Turbo I4 [FSI] D5 A8 3.0L Turbo V6 the stock ECU calibration willWhen pushing your VW or Audi engine to the limits, a set of IE Billet Main Caps will provide a rigid foundation for your crankshaft, reducing main bearing wear. These main caps are in house CNC machined steel for a massive upgrade over the stock cast main caps. The stock main caps are cast and lack the rigidity required for a reliable high power build. We recommend upgrading to a set of IE Billet Main Caps when building a performance engine exceeding
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