Post Warmup Oil Temperature

FMIC Blocking Radiator

Background: I came across this exchange in the comment section of a YouTube video on a Mk7 GTI intercooler installation. The person commenting that the FMIC reduced airflow to the radiator was not swayed by my mention that the FMIC would block less of the radiator than a stock-location IC, which would “block” most of […]

FMIC Blocking Radiator Read More »

Consumer Question

Claiming “Proof” Without Proof

Background: In enthusiast groups, technical claims may appear authoritative because they’re delivered confidently. But confidence is not evidence, and social media is an environment where a vendor can make engineering statements without ever being required to prove them. The recent behavior of Ed Susman, the owner of EQT, shows how social media can allow unsupported

Claiming “Proof” Without Proof Read More »

Mabotech Intake Manifold

Aftermarket Intake Manifold Test

Background: Having done a few flow tests with intake manifolds and considering operating the GTI with larger turbochargers capable of higher boost pressures, I decided to use an aftermarket intake manifold with the Mabotech M520 turbocharger and try to determine whether any changes in vehicle performance resulted. Test setup: The GTI was tuned with E30

Aftermarket Intake Manifold Test Read More »