NOS Metal Sign Heat Barrier / Sound Deadener Installation Tools The Mid-Length Tube Header Design

The Mid-Length Tube Header Design Provides Significantly More Low and Mid-range Power than Cast Manifolds

The upper mount has been engineered to reduce flex by 52% over the competition

CMX Trim Restore and Coat

Pushrods not only have to be strong enough to not fail

These high horsepower design intake runners fit in our LS3 102mm intake manifolds

NOS Metal Sign Heat Barrier / Sound Deadener Installation Tools The Mid-Length Tube Header DesignNOS NOS Metal Sign 19327NOS NOS Metal Sign Product Description: Metal Sign NOS Logo Nitrous Oxide Systems 24. 0 x 14. 0 in Steel Sold Individually The use of nitrous oxide as a performance enhancement has been used since World War II. Allied aircraft used it for emergency boosts in airspeed and altitude capabilities. By the end of World War II, jet propulsion had been invented and the United States' government was losing interest in piston powered