In-house engineered for VW MK4 enthusiasts! Featuring T304 SS Tig-welded 2.5" tubing, a center resonator and a straight-through perforated core muffler
10X Entries For Our 25th Anniversary Sweepstakes!
In-house engineered for VW MK4 enthusiasts! Featuring T304 SS Tig-welded 2.5" tubing, a center resonator and a straight-through perforated core muffler
10X Entries For Our 25th Anniversary Sweepstakes!
T304 Mandrel bent stainless steel Tubing
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" stainless steel with turn-down exit
For vehicles featuring a "non-cutout" rear valance
Fully polished 2.25" system
2.5" stainless steel with turn-down exit
For vehicles featuring a "non-cutout" rear valance
Get that Exhaust tone you've been looking for!
For vehicles featuring a "dual tip cut out" rear valance
Designed to handle continuous temperatures up to 1,800°F
Secures turbocharger to catalytic converter. M10x35
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
Comes with hardware & gasket that is used between turbo & downpipe
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
2.25" stainless steel with dual 3" polished stainless tips
For vehicles featuring a "dual tip cut out" rear valance
Increase power by containing exhaust heat - Lava
Should be replaced every time the downpipe is removed to prevent exhaust leaks
2X Entries For Our 25th Anniversary Sweepstakes!
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Get that Exhaust tone you've been looking for!
For vehicles featuring a "dual tip cut out" rear valance
Get that Exhaust tone you've been looking for!
For vehicles featuring a "non-cutout" rear valance. Visible exhaust tip.