E92 Stainless Steel Rear Section Muffler

The Challenge M3 rear section exhaust offers the perfect balance of street drivability with minimal cabin resonance and that raw wide open throttle sound of an exotic V8. Designed to be 100% bolt on to your factory x pipe, or to be added to one of our 4 flavors of stainless steel x pipes for maximum power gains!   ( E90 also available )

– Made in the USA
– Full stainless steel construction
– Laser cut and formed mounting brackets
– 3.5″ round tips
– 2.5 in Piping
– Twin stainless steel polished canisters
– Includes full piping to bolt on to factory, or Challenge X pipe models
– Increased power across the entire RPM range
– No highway resonance

MSRP: $1795.00 USD