-6 AN Braided Stainless Steel Hose Line [3 ft. Length] The main difference is that

The main difference is that there is an open area under the plenum chamber

and quality components are combined into a precision-machined compact package

These Speedmaster Fuel Rails feature a larger internal diameter that dampens the pulses and provides increased fuel volume

The Speedmaster LowRise Manifolds are our lowest profile manifold and is also the only one that is street legal on pollution controlled vehicles

These Speedmaster gasket kit sets include premium-quality head gaskets

-6 AN Braided Stainless Steel Hose Line [3 ft. Length] The main difference is thatSpeedmaster braided hoses feature a partial stainless steel reinforcement within the inner braid. On the outside we've added a heavy duty, protective, full stainless steel braid, making it exceptionally lightweight, flexible, and durable.