Testing

Stratified Control vs Test - KR% Comparison

Stratified OTS Revised E10 to E20

Background: The Stratified Automotive Controls IS20 Stage 2 tune is one of several Cobb-based off-the-shelf (OTS) tunes with which a performance comparison was made. Stratified offers a tune revision option where they will update their off-the-shelf tune based on the customer’s data log to make a quasi-custom tune. This revision of my IS20 tune resulted […]

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034 and OEM Ignition Coils

Coil Pack Temperature

Background: After seeing this advertisement from 034 Motorsport for their upgrade coil packs: I inquired for additional information about the claims the representative from 034 made for these products: Those questions elicited a common reaction from the company representative: With no insight provided by the company selling the product, I decided to try and measure

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DBV2 Intake with Stock Turbo Adapter

DBV2 Intake Flow Test

Background: This post continues an ongoing series of tests of aftermarket intakes for the Mk7 GTI where the airflow rate through the intakes is measured using a PTS flowbench. For this test the DBV2 intake for the Mk7 is tested for airflow rate using a stock-size turbo adapter and a hybrid turbo-size adapter. Test Procedure:

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