STAINLESS STEEL Headers; 911 930 1976-79 - not available

Reduce heat immediately with our thermal reactor replacements._x000B__x000B_Heat is the engine's worst enemy, destroying seals, causing oil leaks, and damaging valve guides, bearings, and all metal- to- metal contact surfaces through reduced oil viscosity._x000B__x000B_Our replacements reduce heat as much as 20 to 40 degrees._x000B__x000B_Our free flow design also brings some welcome extra power, especially on the 930 Turbo._x000B__x000B_Because these units may alter emissions, we must offer them for off-road / racing use only.