Clearance - BorgWarner EFR Turbine Housing 63mm - T4 TwinScroll WG 0.80ar - EFR-7163 - 11631008002 T4 Twinscroll - 0,80ar - 63mm Turbine wheel Original BorgWarner EFR turbine housing with small damages Discount reason: The downpipe flanges have some chips. Here you receive a single turbine housing for a BorgWarner EFR turbocharger. This allows you to change the A/R value or the installation position or the flange pattern of the turbocharger. The exhaust case comes original from BorgWarner. Fits the following turbochargers: BorgWarner EFR-7163 For exhaust wheel diameter: 63mm A/R Value: 0.8 Elbow flange: T4 Twinscroll Other A/R Value? With this turbine housing you can drive a different A/R value on your AirWerks turbocharger. If you order an AirWerks turbocharger and want a different A/R, you have to order this case separately and change it. Important!: Remainder/clearance items are excluded from the return to the right of withdrawal! Please take this into account when placing your order!