Full stainless steel exhaust system, with the same diameter as the original stock exhaust with back box silencer.

Exhaust Centre Pipe from the Cat back. Fits Integrale 8V Cat, Evo 8V Cat and Evo 2. (All Cat-equiped cars). As original, hot-dip galvanized steel. Made in Italy by an original equipment supplier.

Includes all of the hoses and clamps needed as well as an easy to understand guide. For 16v integrale and Evo 1/2.

This atmospheric diverter valve dumps the charge-air to atmosphere creating the "Whoosh" sound when the throttle is lifted. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably.

Ragazzon performance exhaust de-cat pipe. Stainless steel direct replacement to the factory part (standard diameter). Fits all cars with catalytic converter. Please contact us for pricing.