imho, it's smoke, mirrors, and (the hope) of better performance. Oh, and fancy colored wire. The grounding that Nissan has done is more than adequate for anyone's needs. But, manufacturers have to make money...(?!)
Don't waste your money and effort with this so-called "mod". Use the $100 or so $$ towards something that will show a real gain.
*flame away trolls>>>
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Andrew
2009 370Z Sport/Touring 6MT sold
2013 Honda Civic Si coupe D/D
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