• Performance exhaust for your 70cc high-powered Zuma engine

• Stainless steel TIG-welded expansion chamber with a counter/cone structure for maximum power

• Expansion chamber is a protective varnish coat that lets you see the workmanship and welds

• Muffler body internals are stainless steel with a satin-finish titanium muffler sleeve

• Attaches to the cylinder head with a screwed flange and exhaust springs to minimize the risk of breakage