Bosch/BorgWarner K04-0028 53049880028 Twin Turbocharger Left Side for Audi RS6 (C5) BCY 4.2L Twin Turbo Engine
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| Turbo Model | K04 |
| Engine Model | BCY, BRV |
| Fuel Type | Gasoline |
| Displacement | 4.2 L |
| Cylinders | V8 |
| Valve Count | 5 valves per cylinder |
| Location | Left Side |
| Boost Type | Dual turbocharging |
| Bearing Type | Sliding bearing |
| Cooling Type | Water-Cooled Bearing Housing |
| Turbo Blade Material | Inconel713C |
| CHRA Number | 53047100512 |
| Bearing Shell Number | 53041500017 |
| Press Leaf Wheel Number | 53041232015/53041232013/53041232203 |
| Turbo Blade Number | 53041205018 |
| Heat Insulation Board Number | 53041515708 |
| Rated Power | 353 kW (480 HP) for RS6 plus |
| Test Standard | G3 VNT Flow Test Bench |
| Accessory Wedge Lock | Gasket Kit |
Manufacturer No.
530498800285304-988-00285304 988 0028K04K04-0028K04-028K04-28530497000285304-970-0028
OEM Part No.
077145703P077145703PX077145703PV
Engine Part No.
BCYBRV
Interchange No.
53049880029530497000295304-988-0029059145702B077145704K
Fitment Vehicles
Audi RS6 (C5) Left SideAudi RS6 plus (C5) Left SideAudi RS6 (C5) Right-Hand DriveAudi A6 (C5) 2.7T (Modified)
Exhaust and Intake System - Industrial Encyclopedia
Professional supply of OEM and high-quality aftermarket BorgWarner K04 53049880028 turbocharger, designed specifically for the left side of Audi RS6 (C5) 4.2L V8 BCY twin turbo engine. This turbo uses a water-cooled bearing housing and Inconel713C turbine wheel, providing reliable boost performance. Cross-reference OEM numbers 077145703P, 077145703PX, 077145703PV, suitable for 2002-2004 model year RS6 and RS6 plus. Our products have undergone strict dynamic balancing tests to ensure smooth and strong power output after installation, effectively solving issues such as insufficient original vehicle power, turbo lag, and noise. Suitable for maintenance and upgrading of turbocharger systems in construction machinery and high-performance passenger vehicles.