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
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
2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
Stud to mount exhaust manifold to cylinder head. M8x35
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
08-11-2026
2.5" Inlet - 3.5" Outlet - Forged Carbon Fiber Sleeve
T304 Stainless Steel Tubing T316 Stainless Steel V-Band Flange
50mm
Connects the center muffler to the rear muffler
This product was last offered at the strikethrough price on
05-07-2026
Properly remove stubborn o2 sensors.
This product was last offered at the strikethrough price on
05-07-2026
2.5" Inlet - 3.5" Outlet - Single Wall Burnt Steel
3" gasket for Milltek Sport - 2 bolt flange
This product was last offered at the strikethrough price on
09-18-2026
3 Piece set for varying pipe daimeters.
10X Entries Into Our F80 M3 Sweepstakes
Cushion Grip Handles
Fix your leaky V-Band flange
Perfect kit for unique sensors throughout the car.
Used to connect exhaust sections
This product was last offered at the strikethrough price on
09-18-2026
Allows the manifold to be secured to the cylinder head. 8x30
This product was last offered at the strikethrough price on
07-06-2026
T304 Stainless Steel Tubing T316 Stainless Steel V-Band Flanges