SKU: 53049880064 | UPC: 4063984008147
BorgWarner Turbocharger SX K04 Audi/VW 2.0 TFSI Upgrade 2008-2015
The BorgWarner SX K04 turbocharger delivers a direct bolt-on upgrade for 2008-2015 Audi and VW 2.0 TFSI models originally equipped with K04 turbos. This performance turbocharger replaces OEM part numbers like 06H145704L and 06K145722Q with improved airflow and response for noticeable power increases. Engineered for reliability it supports up to 400 horsepower while maintaining stock-like drivability.
Key Features
- Ball Bearing CHRA: Journal bearing upgrade to dual ceramic ball bearings reduces friction for spool times 300-500 RPM faster than stock
- Billet Compressor Wheel: 44mm inducer 56mm exducer 10-blade design flows 30 percent more air than OEM K04 for higher boost and power
- Direct Bolt-On Fit: Matches factory T25 turbine housing and V-band flanges no cutting or welding required on EA888 Gen2 engines
- Extended Tip Technology: Compressor and turbine wheels improve efficiency and surge resistance for consistent performance across RPM range
- Investment Cast Housing: Durable NiResist turbine housing retains OEM specs for heat management and longevity
Product Notes
- Pair with upgraded fuel system and tune for full power potential
- Break-in oil and initial low-boost driving required per BorgWarner guidelines
- Special order item standard ground shipping applies
Installation Notes
- Professional installation recommended.
- Uses factory gaskets bolts and oil/coolant lines no custom hardware needed
- Compatible with OEM downpipe wastegate actuator and intake manifold
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009-2013 | Audi | A3 Quattro | 2.0T FSI |
| 2009-2014 | Audi | TT Quattro | 2.0T FSI |
| 2009-2012 | Audi | A4 | 2.0T FSI FWD |
| 2009-2013 | Audi | Q5 | 2.0T FSI |
| 2010-2014 | VW | Golf GTI | MK6 2.0T FSI |
| 2013-2014 | VW | Jetta GLI | MK6 2.0T FSI |
| 2012-2014 | VW | Beetle | 2.0T FSI |
| 2009-2012 | VW | CC | 2.0T FSI |
Why Choose BorgWarner?
- Direct OEM supplier to Audi and VW for millions of production turbos
- Proven durability in racing and street applications worldwide
- Precision German engineering with rigorous quality testing
Frequently Asked Questions
- Q: Will this turbo fit my 2011 MK6 GTI with stock K04?
A: Yes it is a plug-and-play replacement for all MK6 2.0T FSI models using OEM K04 turbocharger part 06H145704L or equivalent. - Q: What material is used for the compressor wheel?
A: High-strength billet aluminum with extended tip aero design for maximum airflow and durability under high boost. - Q: What warranty coverage applies?
A: BorgWarner offers a 12-month unlimited mileage warranty when installed by certified technicians with proper tuning.
Shipping & Handling
- Method: Standard Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed 19 x 15 x 15 inches
- Weight: 22 lbs
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