Increase performance with emissions in mind
Increase performance with emissions in mind
Increased performance and sound
A more free flowing option
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
This valved cat back system features wireless remote control and quad chrome silver tips.
This valved cat back system features wireless remote control and quad blue coated 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 matte black tips.
An aggressive sound without the drone
Includes $75 in gift cards for future purchases!
Motorsport pedigree. Superior quality. Excellent sound. Milltek Sport Hi-Flow catted downpipes for enhanced performance.
A low exhaust note with a free flow design
Your BMW's factory exhaust tips are fine for getting groceries, but if you've upgraded your valence or just want a rear-end aesthetic that matches your car's performance pedigree, "fine" doesn't cut it. It's time for an attitude adjustment.
10X Entries Into Our F80 M3 Sweepstakes
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
Mandrel-bent stainless steel with carbon fiber tips
This product was last offered at the strikethrough price on
10-19-2026
Mandrel-bent stainless steel with carbon fiber tips
This product was last offered at the strikethrough price on
10-19-2026
2.5" stainless steel with quad 3.5" polished stainless tips