Highest Quality Available From Several Different Manufacturers Available For Most Engine Sizes Sold In Complete Sets Performance Products is proud to offer these quality replacement piston rings for your Porsche®. The piston rings have a really tough job. They keep most of the cylinder charge in the cylinders where it belongs in your high compression, hi-reving Porsche®. Do not scrimp by on your engine rebuild. Replace your piston rings with one of these quality replacement sets today. Learn More

Highest Quality Available Available For Most Engine Sizes Sold In Complete Sets Performance Products is proud to offer these quality replacement piston and cylinder sets for your Porsche®. The pistons and cylinders in your Porsche® have the highest stresses placed on them and they should be replaced to improve engine reliability. Do not scrimp by on your engine rebuild. Replace your pistons and cylinders with one of these quality replacement sets today. Learn More

This Piston and Cylinder Set is a Reasonably Priced Alternative to German Pistons and Cylinder Sets. Complete with cast pistons, rings, cast cylinders, pins and clips. Learn More

Aluminum NiSiC Plated Cylinders for Porsche. Twice as Strong and Twice the Cooling Capacity of the Original Aluminum or Biral Cylinders. Developed by Mahle, the Nikasil? process used by Mahle and QSC?s similar silicon carbide composite (NiSiC) plating, consist of silicon carbide in a nickel matrix. Silicon carbide is used partly for its uniform particle size, and partly for its hardness. Silicon carbide is second only to diamonds in hardness and therefore provides excellent wear characteristics. Another reason that silicon carbide is used is that it has a natural tendency to absorb oil, which helps the oil retention of the coating for superior lubrication. Learn More

This is a Reasonably Priced Alternative to German Pistons and Cylinders. Developed by Mahle, the Nikasil? process used by Mahle and QSC?s similar silicon carbide composite (NiSiC) plating, consist of silicon carbide in a nickel matrix. Silicon carbide is used partly for its uniform particle size, and partly for its hardness. Silicon carbide is second only to diamonds in hardness and therefore provides excellent wear characteristics. Another reason that silicon carbide is used is that it has a natural tendency to absorb oil, which helps the oil retention of the coating for superior lubrication. Learn More

This Piston and Cylinder Set is a Reasonably Priced Alternative to German Pistons and Cylinder Sets. Complete with cast pistons, rings, cast cylinders, pins and clips. Learn More

Aluminum NiSiC Plated Cylinders for Porsche. Twice as Strong and Twice the Cooling Capacity of the Original Aluminum or Biral Cylinders. Developed by Mahle, the Nikasil? process used by Mahle and QSC?s similar silicon carbide composite (NiSiC) plating, consist of silicon carbide in a nickel matrix. Silicon carbide is used partly for its uniform particle size, and partly for its hardness. Silicon carbide is second only to diamonds in hardness and therefore provides excellent wear characteristics. Another reason that silicon carbide is used is that it has a natural tendency to absorb oil, which helps the oil retention of the coating for superior lubrication. Learn More