BorgWarner 11589880037 EFR 6758-G Turbocharger T4 Twin-Scroll 0.80 A/R

The BorgWarner EFR 6758-G is a high-performance B1 frame turbocharger engineered for racing and high-performance street applications. This advanced turbocharger features T4 twin-scroll turbine housing with 0.80 A/R and integrated wastegate, designed to support 250-500 horsepower in single turbo applications or 500-1000+ horsepower in twin turbo configurations.

Key Features:

• Gamma-Ti (Titanium Aluminide) turbine wheel for exceptional strength and approximately 50% weight reduction over conventional wheels
• Dual ceramic ball bearing cartridges with metal cage for ultra-fast spool response and extreme durability
• Forged Milled Compressor Wheel (FMW) with extended tip technology: 53.9mm inducer, 67mm exducer, 49 lb/min max flow
• 58mm low-inertia turbine wheel optimally matched for maximum response and fastest spool
• Investment cast stainless steel turbine housing for superior durability and corrosion resistance
• Integrated Compressor Recirculation Valve (CRV) eliminates need for external blow-off valve
• Boost Control Solenoid Valve (BCSV) integrated into compressor housing
• Water-cooled bearing housing with 14mm banjo bolt provisions (water cooling recommended)
• Speed sensor mounting provisions on compressor cover
• 2.5-inch compressor inlet, 2.0-inch outlet with hose coupler

The EFR 6758-G uses the smallest-sized EFR compressor housing, making it ideal for tight engine bays and particularly well-suited for twin turbo V6 or V8 applications. The twin-scroll T4 configuration delivers exceptional spool response and works well with both stock and modified engines. Perfect for autocross, rally, drift, road racing, and street-driven performance applications.