Tapered Spacers Alum 1/2in ID x 1/4 Long 10pk 2017-audi-a4-allroad-esi3931560 Muffler - Thrush Welded -

Muffler - Thrush Welded - 3 in Offset Inlet - 3 in Center Outlet - 13 x 4 x 9

Spark Plug - Premium Racing - 10 mm Thread - 19 mm Reach - Heat Range 12 - Gasket Seat - Resistor - Each

Fitting - Adapter - 90 Degree - 4 AN Male to 1/8 in NPT Male - Steel - Zinc Oxide - Set of 10

Recovery Tank - 1 qt - 1/2 in NPT Inlet - 3/8 in NPT Outlet - Filler Neck - Aluminum - Natural - Each

The Tach convertor is a compact device that converts the Pro-Mag's coil signal into a 12 volt square wave signal

Tapered Spacers Alum 1/2in ID x 1/4 Long 10pk 2017-audi-a4-allroad-esi3931560 Muffler - Thrush Welded -Tapered Spacer 1 2 in ID 1 4 in Thick Aluminum Natural Universal Set of 10