APR Intake with APR Turbo Inlet Pipe

The final evaluation with the APR Intake setup pairs the APR Carbon Fiber airbox with the APR turbocharger inlet pipe.

APR Turbocharger Inlet Pipe for the Mk7 GTI
APR Turbocharger Inlet Pipe for the Mk7 GTI

The previous test consisted of the APR airbox utilizing the stock Mk7 turbocharger inlet pipe.

Setup:

As was the case in prior intake tests the airbox assembly and turbo inlet pipe are connected together as they would be on the vehicle and then the entire system is attached to the flowbench.

APR Turbo Inlet Pipe Flow Test
APR Turbo Inlet Pipe Flow Test

Airflow through the intake is then measured at a test depression of 28″ of H2O.

Results:

Airflow through this APR airbox and APR TIP combination is shown below compared to the APR airbox using the Mk7 GTI stock TIP.

APR CF Airbox and APR TIP vs Stock Mk7 TIP
APR CF Airbox and APR TIP vs Stock Mk7 TIP

Conclusion:

There is a distinct gain in airflow when going from the Mk7 GTI stock turbo inlet pipe to the APR turbo inlet pipe.  The gain in airflow is slightly more than 6%.

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