The system is built to exacting specifications to ensure perfect fit using the factory hangers. It is made from 100% 16 gauge 304 stainless steel and will resist corrosion for years to come. The design features twin 89mm (3.5") laser engraved ceramic black or polished exhaust tips for a tasteful, high-performance look.
Benefits of the Dinan F26 X4 M40i Free Flow Exhaust:
+ +5 HP @ 6600 RPM, +4 FT-LB @ 6600 RPM
+ Twin 3.5" black ceramic coated and laser engraved exhaust tips
+ Easy bolt-on installation with included mounting hardware
+ Enjoyably louder, sportier sound
+ 100% 304 stainless steel construction
+ Computer controlled exhaust valve is eliminated