I wasn't disputing the cost of it I'm just simply pointing
out that the ECU has the function to give as much
fuel economy as you like/choose.

If you want to unload the knock board let me know.

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221.7KW-ATW 498.5NM MMS ROLLER DYNO & BUILT BY STi NINJAS, BUILD #318/600

EBISU SUBARU, SHIBUYA-KU TOKYO