BorgWarner KKK K03 Turbocharger Assembly - Fit for Audi A4 A6 A3 TT Volkswagen Passat Golf Bora Beetle 1.8T EA113 Engine Original Number 058145703J 06A145704S 53039700029
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| Turbo Model | K03 / K03S (Sport) |
| Manufacturer | BorgWarner / KKK |
| Bearing Type | Sliding bearing / Floating bearing (Journal Bearing) |
| Compressor Wheel Specification | K03: 38/51 mm; K03S: 40/51 mm |
| Turbo Wheel Specification | K03: 40/45 mm; K03S: 44/39 mm (high-flow version) |
| Inlet Diameter | 1.75 inches (approx. 44.5 mm) |
| Exhaust Diameter | 2.0 Inches (Approx. 50.8 mm) |
| Exhaust Flange Type | Vertical 3 Bolt (Triangular) / Horizontal 4 Bolt (Rectangular K03S) |
| Exhaust Bypass Valve Type | Pneumatic Wastegate Actuator, Internal |
| Turbo Shell Material | High Ni-Resist Cast Iron / Chrome-Nickel Steel |
| Compressor Shell Material | Aluminum alloy (A356-T6) |
| Rotor Group Material | Titanium alloy/Aluminum alloy compressor wheel + Inconel 625/713C turbine wheel (Original Equipment/High Performance version) |
| Maximum Working Speed | Approximately 190,000 - 220,000 RPM |
| Max Boost Pressure (Original Calibration) | 1.0 - 1.2 bar (Relative Pressure) |
| Engine Displacement Range | 1.8L - 2.0L Gasoline Direct Injection/Multi-point Injection |
| Installation | Direct bolt replacement, bolt kit with washer (recommended to replace oil pipe, intake and exhaust pads) |
Manufacturer No.
530397000255303970002953039700069530397001065303988002953039880106530398801165303988012353039880159K03-2072GAA5K03-023
OEM Part No.
058145703J058145703JX058145703N06A145704S06B145703B06F145701B06F145701C06D145701D06D145701E06D145701G06J145701J06J145713K1118100-A02F2GE9G438BC14411-00QAD4432306TO175442ABAFP175442A20
Engine Part No.
EA113 1.8T (AEB, ATW, AWM, AWP, AWW, AMU, BAM, APU, ARK, ANB, AWT)EA888 Gen1/2 2.0T TSI (BPY, BWA, CAWB, CBFA, CCTA, CCZA) - K03/K04 FrameFord 2.0L EcoBoost (TNBA, TPBA) - BorgWarner K03 VariantChangan JL486ZQ2 / JL486ZQ3 1.8T/2.0TRenault/Opel/Vauxhall G9U 2.0 dCi (Specific Variant)Suzuki 1.0L/1.4L Boosterjet (Reference Only)
Interchange No.
5303970002953039880029058145703J06A145704S06B145703BK03-2072GAA5K03-023F2GE9G438BC1118100-A02TO175442ABAFP175442A2014411-00QAD4432306
Fitment Vehicles
Audi A4 B5 (1996-2001) 1.8T Front-engineAudi A4 B6 (2001-2005) 1.8T Front-engineAudi A6 C5 (1997-2004) 1.8T Front-engineAudi A3 8L (1996-2003) 1.8T Transverse-engineAudi TT 8N (1998-2006) 1.8T Transverse-engineVolkswagen Passat B5 (1996-2005) 1.8T Front-engineVolkswagen Golf IV / Jetta / Beetle (1997-2005) 1.8T Transverse-engineVolkswagen Shangling/Lingdu Early 1.8TSkoda Octavia/Superb Early 1.8TCitroën Leon/Toledo/Alhambra 1.8TFord Fiesta/Focus/Mondeo/Escape/Edge 2.0T EcoBoost (2013-2020)Lincoln MKZ/MKC 2.0T EcoBoostChang'an CS75 / CS75 Plus 1.8T/2.0T
Exhaust and Intake System - Industrial Encyclopedia
Supply BorgWarner/KKK OEM manufactured K03 turbocharger, perfectly fitting Volkswagen Group (VAG) EA113 1.8T inline/horizontal engine. Core interchange numbers cover 058145703J/N, 06A145704S, 53039700029, 53039880029 and other mainstream OEM numbers. Features sliding bearing design, compressor wheel 38/51mm, turbine wheel 40/45mm, 3 bolt/4 bolt exhaust flange options, direct bolt installation without modification. Suitable vehicle models include Audi A4 B5/B6, A6 C5, A3 8L, TT 8N and Volkswagen Passat B5, Golf/Bora/Beetle 1.8T series, offering 6-12 months warranty, restoring original factory power response.