Fabspeed BMW M3/M4 (F80/F82) Valvetronic Exhaust System (2014-2020)

The ultimate catback exhaust system for the Ultimate Driving Machine includes Fabspeed's high performance Valvetronic rear muffler and exclusive "Double-X" midpipe for the perfect combination of sound and power FEATURES: Fits all BMW F80 / F82 M3 & M4 2014-2020 vehicles worldwide - DOES NOT FIT F83 CONVERTIBLES Includes Deluxe Quad-Style Tips in your choice of finish and style. World's first and only "Double-X" midpipe design includes two "x" sections for increased exhaust scavenging, resulting in the smoothest possible exhaust note with the least amount of rasp Constructed in-house at Fabspeed from 16ga / .065" thick CNC mandrel-bent T304L stainless steel in 2.75" diameter for the best durability Integrated muffler valves include machined mounts for the factory actuators, allowing retention of factory valve functionality Adds 19 whp and 31 ft/lbs of torque at 3300 RPM OEM Gaskets Included POWER: Peak Power Stock= 410 whp / 400 ft/lbs Exhaust = 419 whp / 414 ft/lbs Maximum Gains 3300 RPM = +19whp / +31ft/lbs WEIGHT: Factory BMW System: 69lbs Fabspeed System: 62lbs Rear Section: 33lbs Mid-Pipes: 29lbs