Evolve Cat Delete/Test Pipes - BMW E90 | E92 | E93 M3 X6M (F86) maximum velocity tests and flow

maximum velocity tests and flow optimisation

5" to join the front pipes gaining up to 35 BHP and 51 lb

OO 80 Right + OO 80 Left tailpipes

If you've experienced failure of this item you'll appreciate this feature

Evolve Cat Delete/Test Pipes - BMW E90 | E92 | E93 M3 X6M (F86) maximum velocity tests and flowNOT ROAD LEGAL It is well known that the Primary cats are a major restriction point on the E9X M3. There are a number of solutions on the market including a full X Pipe which removes the primary cats or Primary Cat Delete Test Pipes. Primary Cat Delete Test Pipes are designed for those who do not want to go the full X Pipe route and are happy to modify their existing X Pipe. It is the most cost effective way of releasing power from this car. Our