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This is the world's first "production" long tube header for the VQ37VHR engine
When using this product
*Unanodized bungs are not always available
2005 - 2013 BMW 316i / 320i / 323i / 325d / 325i / 328i / 330d / 330i / 335d / 335i / 335is Coupe (E92)
* Integrated three-digit display reveals AFR or Lambda in real time
Unitronic Carbon Intake System with Inlet B9 RS4/RS5 2.9TFSI tuning cable This is the world's firstThis Carbon Fiber Intake System and Turbo Inlet for the B9 and B9. 5 Audi RS 4 and RS 5 is designed to dramatically improve airflow with gains of up to 38% over the factory equipment while supporting both the stock turbochargers and hybrid turbochargers via Unitronic's clever 48mm and 51mm adapter rings. As with all Unitronic Intake Systems this unit provides improved throttle response seamless integration and perfect fitment while greatly enhancing
