This valved cat back system features wireless remote control and quad chrome silver tips.
BMW F13 M6 S63 4.4L Performance Exhaust Parts
- Axle Back
- Cat Back
- Center Section
- Complete System
- Downpipe
- Hardware
- Heat Wrap
- Midpipe
- Mufflers
- Tips
- Valve Controller
This valved cat back system features wireless remote control and quad matte black tips.
This valved cat back system features wireless remote control and quad carbon fiber tips.
This valved cat back system features wireless remote control and quad blue coated tips.
Larger 3" tubing with 4" polished black twin exhaust tips to increase sound and performance
Includes $75 in gift cards for future purchases!
Larger 3" tubing with 4" polished silver twin exhaust tips to increase sound and performance
Includes $75 in gift cards for future purchases!
The perfect upgrade to let your mighty V8 scream
A low exhaust note with a free flow design
A low exhaust note with a free flow design
Manually and automatically adjust the exhaust sound level
Control your Varex valve with the press of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
3.0" Inlet - 3.5" Outlet - Forged Carbon Sleeve
This product was last offered at the strikethrough price on
05-19-2026
Light-weight titanium exhaust with a wonderful growl!
Light-weight titanium exhaust with a wonderful growl!
Civilized performance for the discerning enthusiast - +8HP
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes