Chevy Impala Pypes Dual Exhaust System, 2.5, Race Pro Mufflers, Crossmember Back W/X-Pipes, 1965-1969

Eckler's X-Pipe exhaust systems are designed by Pypes Performance Exhaust to deliver enhanced performance, provide extra punch in the passing lane, and improve gas mileage. These free-flowing, mandrel-bent Pypes X-pipes have reinforcing plates at critical locations and are made of 409 grade stainless steel. Impala V8s fire unevenly, and exhaust exits in pulses, rather than in a steady flow. While one pipe is filled with pressure, the other pipe is relatively pressureless, but the connecting of the two pipes in a Siamese pattern allows pressure to be released to the other side. This action allows the exhaust to pass through the pipes quicker and this improved "breathing" increases horsepower. Pypes X-pipes' high-quality, exceptionally versatile design and performance are a proven wi

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