3.5″ Exhaust Decat Pipe – BMW 3 Series 335i F30 / F31 / F34 11-16

Manufactured from highest quality T304 grade stainless steel Mandrel bent and fully TIG welded for strength and durability CNC machined flanges for strong, solid support and an accurate fit Designed to improve power, torque and throttle response across the entire RPM range     3.5" Exhaust Decat Pipe compatible with BMW 3 Series 335i F30 / F31 / F34 11-16, designed to replace the restrictive OEM cat with a free flowing pipe. This 3.5" Exhaust Decat Pipe produces a multitude of performance benefits including increased power and torque from the N55 engine.