G-Plus FMIC

G-Plus Bicooler Flow Test

Background: The G-Plus bicooler for the Mk7 GTI is the subject of a flow test. An interesting observation about my sample is that it is a Tube and Fin design. This is the only Tube and Fin FMIC for the Mk7 that I am aware of. Test Procedure: After completing a calibration check of the […]

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Mk7 GTI IS38 OTS Tunes

Background: Following up on a post in which I discussed making a comparison between off-the-shelf IS38 tunes that are available for the Mk7 GTI. This table lists the vendors I identified that offer OTS tunes for an IS38-equipped GTI. Vendor Cost HP/TQ Unitronic $1,000 (Dealer install) / $1,165 (Uniconnect) 381/377-Crank EQT $1,075 ($350 + $725

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Apple & Orange

GTI IS38 Tune Comparison Idea

Concept: Same GTI, same parts, same day, same dyno. Flash ECU between multiple IS38 off-the-shelf tunes. Record HP/TQ of each tune to generate comparison charts. Log engine variables of each tune – such as boost, timing, and air/fuel ratio, to generate more comparison charts. Post results. Major obstacles: Obtaining ECU software and the means of

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