XR-1(r) Multi-Core Racing Muffler Collector Quad 2.375in Inlet/ 4.5in Outlet 6.75in Round X 18in Long Body Digital Stepper Motor GTIN: 00651860909059

GTIN: 00651860909059

System Features:

GTIN: 00651860880594

GTIN: 00651860729275

Gauge kit includes custom tuned

XR-1(r) Multi-Core Racing Muffler Collector Quad 2.375in Inlet/ 4.5in Outlet 6.75in Round X 18in Long Body Digital Stepper Motor GTIN: 00651860909059This is the HOT set up in drag racing. This patented, award and race winning vacuum Wave Collector was designed to replace your current open header collector and serves as a power producing merge collector and muffler all in a single unit. The technology in this unit results in pulling air through the engine faster, which creates more power. When an exhaust valve opens, an energy wave is created from the expanding combustion gases. When this wave