Welcome to SGI e-bay store! You are about reaching one of the most reliable stores carrying HP performance engine components available today with the most competitive prices! Why such a good deal on prices? It's SGI's goal to develop and manufacture unique, high performance engine components at affortable prices to the industry and market ! And a commitment to take care of small orders from all racers out there by supply reliable parts with the advantage of close to wholesale prices, while we have the capacity or ability on manufacture performance engine components, mainly serving to our Distributors and Engine Builders worldwide.