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 2014-2018 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
NOTE: This Product Does Not Fit BMW F83 Convertibles - Requires light modification to the rear Fabspeed Bracket due to interference with cross-member
Pure and simple, you're looking at the best-sounding M3/M4 exhaust system on the market. Don't just take our word for it, though...
"Fabspeed's exhaust for the 2015 M3 and M4 might be the best sounding one yet" - AutoEvolution
"Fabspeed manages to make the BMW F80 M3 & F82 M4 S55 exhaust note not suck while gaining 20+ horses with their Valvetronic system" - BoostAddict
"Fabspeed's Valvetronic Exhaust improves the quality of the exhaust sound dramatically" - BoostAddict
