APR intercooler and Mk7 GTI stock intercooler intake air temperature comparison over a fixed loop drive. The starting condition was significantly different as shown by the large split in the intake air temperature but during the drive the difference closes.
APR Intercooler Loop Drive Read More »
During the airbox intake air temperature testing it became apparent that most intakes perform about the same when it comes to delivering “cold” air to the turbocharger – poorly. The topic of wrap on an intake occasionally comes up as a way to keep those temperatures down. Gold foil wrap is the go-to product when
Airbox Insulating Wrap Test Read More »
This test of the air scoop involved measuring throttle response. Throttle response is being defined as the time between the Accelerator Pedal Position reaching 50% during rapid depression toward full throttle and when the first indication of positive pressure is reported by the MAP sensor, referred to sometimes as boost threshold. In this test the
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