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      03-19-2014, 12:39 PM   #23
kerm1t
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Drives: 17 M3 ZCP Stage 2
Join Date: Jul 2013
Location: San Francisco

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Quote:
Originally Posted by cmkde View Post
Depends on if you count splicing 'cutting' the short answer is you have to splice INTO main harness ECU wires for the JB4 STG2 to work. The STG1 is all plug and play with no splicing. The picture below is the ECU harness that you have to tap into for the JB4.
i thought they would have made an adapter by now. so stg2 would be out of the question if ur leasing the car.
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