Originally Posted by roger 04 rt
Since you're asking about how to have "better performance", buy two of these, one for each O2 sensor at a total cost of $320. Install them set to an AFR of 13.8:1. You'll get more performance than any other straightforward modification. You're adding fuel to a too lean engine.
Are those like Poolsides gizmos? Bike computer says 6 squirts gizmo gives 8?