1000mm x 500mm x 15mm Universal cut to shape panel of twin core Ramair Aeriform foam. This is ideal for custom air box applications. Simply cut to size and locate in airbox as desired. Ramair twin core foam is unique and like no other in the market. It is impregnated with a polymer retention agent to give maximum dust filtration along with optimum performance. Don't accept anything less than the best for your engine. Use Ramair!