Moroso Ultra 40 Spark Plug Wire Set Spiral Core 7 mm Black - Factory Style Boots/Terminals HASZ15CL #MOR68371 has breathers on the

#MOR68371 has breathers on the left cover only

GM Midsize Truck 2015

90 Degree Filler Spout

With AFR Heads with coolant eyebrow

Ford V8s without EGR

Moroso Ultra 40 Spark Plug Wire Set Spiral Core 7 mm Black - Factory Style Boots/Terminals HASZ15CL #MOR68371 has breathers on theProduct Description: Spark Plug Wire Set Ultra 40 Spiral Core 7 mm Black Factory Style Boots Terminals GM LS Series Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 4000 products, from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard core racing tools,