M18 x 1.5 mm test plug for our catalytic converters.  Use this plug if you are NOT using an oxygen sensor in the catalytic converter.  Fits both CARB-compliant and Federal-standard...

Catalytic converter to muffler gasket.  Fits 1.9L and 2.1L watercooled and all air-cooled Vanagons. Fits both CARB-compliant and Federal-standard emissions. Ref ID: 443253115B

2.1L catalytic converter gasket and hardware set. Includes 2 gaskets 1 donut 6 copper lock nuts 6 washers 6 bolts. The reason we supply two gaskets and a donut is your van could have either where...

1.9L catalytic converter gasket and hardware set Includes: 2 Catalytic Converter Gaskets 6 8mm Copper Lock Nuts 6 Flat Washers

This CARB-compliant catalytic converter kit fits the Rocky Mountain Westy stainless steel exhaust that we manufacture for Subaru conversions.  Perfect for replacement or upgrading your van or...