Gabro Racing 660 Velocity Stacks Kit For RS660, Tuono 660 *See detailed fitment list*
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Gabro Racing 660 Velocity Stacks Kit
Complete fitment list at bottom of this page.
As the attached dyno graphs show, these billet aluminum velocity stacks improve horsepower, and to a greater extent torque, throughout the rev range.
For owners with the UpMap module for RS660, or UpMap for Tuono 660, this product comes with a map specfically developed to get maximum gains from these stacks and your chosen brand of exhaust.
These blue anodized billet stacks are made out of 6082 T6 aluminium alloy using finest CNC machinery, to ensure a 100% trouble-free installation in the tight space of the 660 airbox.
Installation instructions in .pdf format
**Use of Medium Strength Threadlock when securing the velocity stacks is absolutely critical.