Vibrant 4-1 SS Merge Collectors (2-1/4in Inlet Slipover ID 4in Merge Outlet OD) - Sold Individually Cooling>Coolant Reservoirs Heat Shroud is made from

Heat Shroud is made from a high temperature rated glass fiber fabric with an aluminized outer facing

31 inch x 1

ISR Performance Series II - EP Dual Rear Section Only - BMW E36

Carven 10-18 GMC Sierra 1500 5

Aeromotive port fittings provide maximum flow area and a long radii for smoother transitions from the inlet to the outlet

Vibrant 4-1 SS Merge Collectors (2-1/4in Inlet Slipover ID 4in Merge Outlet OD) - Sold Individually Cooling>Coolant Reservoirs Heat Shroud is made fromVibrant Performance has developed a comprehensive, high quality and Affordably priced range of 304 Stainless Steel Merge Collectors to help our customers free up maximum horsepower from their exhaust setup. For many years, merge collectors were almost exclusively used by top professional race teams. However, this proven technology is now commonly used at all levels of professional racing (where rules permit) and now many fabricators are incorporating