ValvTect Products
 

Anyone have any experience with ValvTect products? Specifically their "ValvTect Octane Performance Improver".

This is their marketing data.....
ValvtectÆs Octane Performance Improver is a combustion modifier, detergent/dispersant additive which allows heavy duty marine engines to operate at peak power and performance by improving the engine octane performance and preventing premature engine wear. The advanced formula improves Octane performance up to 5 numbers, improves engine power, produces quicker and smoother acceleration, improves fuel economy up to 8%, reduces valce seat wear, helps prevent exhaust valve sticking, and reduces operating costs.

They also provide Marine fuel specially formulated for Marine motors.