BorgWarner EFR Actuator for 64mm–80mm TW High Boost (.83)

This high-boost actuator from BorgWarner's EFR family provides precise boost control for large-frame turbochargers, engineered to work with 64mm–80mm TW compressor/turbine setups. Designed for applications requiring elevated boost levels, the actuator uses the.83 high-boost ratio to deliver responsive wastegate modulation and consistent performance across the operating range. Ideal for builders and tuners specifying EFR hardware, it pairs directly with TW-series 64mm–80mm components for reliable high-flow boost control.

Features:

• BorgWarner EFR actuator
• Compatible with 64mm–80mm TW turbo wheels
• Boost ratio.83
• High-boost capable design