NM Eng Downpipe Back Exhaust MINI S R56 Honda The rule of thumb is

The rule of thumb is that each pound of weight taken off the engines rotating assembly is worth approximately 2

Direct from Germany

The Perrin manifold is a true equal length header constructed of full T304 stainless steel

not to mention street driving just got a whole lot more fun

- Stainless Steel Install hardware included

NM Eng Downpipe Back Exhaust MINI S R56 Honda The rule of thumb isThe NM Engineering MINI S R56 R58 exhaust system is constructed from 100% aerospace quality T304 stainless steel inside and out. Large diameter metric sized tubing and low restriction stainless steel mufflers are carefully designed to reduce weight and meet State noise restriction standards. Luster polished finish, CNC mandrel bends, TIG welds, and precise fit flanges and mounting hangers are standard on every NM exhaust system. 15~18 HP gain. This