CORSA's Patented Reflective Sound Cancellation (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a DRONE-FREE EXPERIENCE during cruise. Performance gains are not affected by sound choice.Specifications: Sound Level: Sport Weight Reduction: 4 Product Type: Axleback Exhaust Pipe Diameter: 2.25" Exit Configuration: Single Rear Tip Style: Twin Tip Outlet Size: 3.0" Tip Cut: Slash Tip Edge Style: Dual Walled Tip Finish: Black PVD Features: Patented No Drone, Reflective Sound Cancellation (RSC) Technology Custom Tuned, Aggressive Exhaust Note No Drone At Cruise 304 Stainless Steel Construction Flows Better Than Stock Dual Walled, Polished Stainless Steel Tips 4lbs Lighter Than Stock Easy Bolt-On Installation Detailed Printed Instructions Included, Full-Color Available Online No Welding Required Limited Lifetime Warranty Made in the U.S.A. Fitment: BMW 325i/ci 2.5L E46 Sedan/Convertible 2001-2006 BMW 330i/ci 3.0L E36 Sedan/Convertible 2001-2006 Proposition 65 WARNING: Cancer and Reproductive Harm https://www.P65Warnings.ca.gov