High flow catalytic converter to be used with our
251 235L MK4 12V downpipe and
253 236 MK4 24V downpipes. Two O
2 fittings (2.5" reduced to 55mm to OEM clamping sleeve)(46 State Only) (California, Colorado, Maine and New York use California Cats). Full 2.5" exit to be used with our "T" version exhaust.
If extra flange is needed order
253 125