Corsa Performance Exhaust BMW E60 M5 Subaru An ideal upgrade to the

An ideal upgrade to the stock OEM radiator

Each kit is proven on a rear-wheel dynamometer to increase horsepower and torque

a solid (unsprung)(SPEC part numbers that end in "R") hub clutch disc is required

So you have bolted on a big turbo and tuned your Subaru to the max but still aren't hitting the peak numbers you are after

not some inferior upgraded cooler that replaces the factory unit

Corsa Performance Exhaust BMW E60 M5 Subaru An ideal upgrade to theCorsa Performance T 304 stainless exhaust system for 2006, 2007, 2008, 2009 & 2010 E60 M5. Features mandrel bent tubing, polished quad 3. 5" tips, and drone free quiet cruising, thanks to Corsa's patented Reflective Sound Cancellation (RSC) technology. This technology is a non electrical noise control system without the complication of incorporating the use of electronics or speakers. Essentially, engine sound (pressure) waves are reflected in