The APR K04 Turbocharger System is a drop in turbo upgrade that dramatically increases power. With this upgrade and accompanying software, expect power similar to a heavily tuned Golf R, S3, TT-S, …

The Turbo Concepts K04 upgraded turbocharger transforms your Audi or VW 2.0T FSI/TSI into a street and track powerhouse. Designed for direct bolt-on installation, this K04 delivers 450 HP potential …

The HPA K04 Hybrid Turbo is one of the most advanced units available in North America and has been designed for a seamless installation, without the need for custom fabrications or aftermarket diverter …

High-quality castings are CNC machined to replace your factory turbocharger and do not require any additional parts to be installed. All you need to run this K04 2.0T FSI/TSI Transverse Turbocharger …

The APR K04 Turbocharger System is a drop in turbo upgrade that dramatically increases power. With this upgrade and accompanying software, expect power similar to a heavily tuned Golf R, S3, TT-S, …

Unitronic's K04 Turbocharger Upgrade Kit for the transverse 2.0L TFSI engine is the perfect combination of performance, reliability, and drivability.

CTS Turbo is proud to announce an official release of our new K04 Turbocharger Upgrade for B7, B8, and B8.5 Audi A4/A5/ALLROAD 2.0T cars. This unit features a full-frame K04 CHRA installed into …

• Direct Replacement (in most cases) • Compact Design for Faster Boost Response and Turbo Longevity • Turbo Muffler Delete for Smoother Exhaust Gas Flow • Simplified Design for Ease of …