Valvetronic Designs Universal Valved Muffler Kit
or as low as $33.25/mo with Affirm
Available
Sound & Video
Sound & Control
Valves Open
When the valves open, exhaust flow bypasses the internal baffling for maximum volume and near-unrestricted flow. The result is an aggressive, clean exhaust note with the unrefined frequencies stripped away by the integrated resonance chamber — no rasp, no harshness, just raw exhaust character that amplifies whatever engine is upstream.
Valves Closed
Valves closed, the mufflers route exhaust through the full chambered and packed internal pathway, reducing volume to stock-equivalent levels with complete drone elimination. Daily commutes, early-morning starts, and noise-sensitive environments are handled with the same refinement as a factory exhaust system.
Construction & Engineering
- Muffler Material: T304 Stainless Steel
- Valve Type: Vacuum-actuated exhaust valves
- Control System: Vacuum control box with wireless key fob
- Internal Design: Chambered with integrated resonance chamber
- Available Sizes: 2.5-inch and 3.0-inch inlet/outlet
- Fabrication: Precision TIG welded T304 stainless steel
Specifications
Fitment
| Year | Make | Model | Variant |
|---|---|---|---|
| Universal | Any | Any | Requires 2.5" or 3.0" exhaust — welding required |
Installation
What’s Included
- 2x Valvetronic Designs T304 stainless steel valved mufflers
- Vacuum control box
- Vacuum lines and fittings
- Wireless key fob controller
- Power adapter
- Installation instructions
VALVETRONIC DESIGNS
Valvetronic Designs Universal Valved Muffler Kit
Dual-Personality Exhaust Control — Fits Any Build, Any Budget
The Valvetronic Designs Universal Valved Muffler Kit delivers true on-demand exhaust control to any vehicle equipped with a 2.5-inch or 3-inch exhaust system. Each kit includes a pair of T304 stainless steel chambered mufflers with integrated vacuum-actuated valves, a control box, vacuum lines, a wireless key fob for instant mode switching, and a power adapter for plug-and-play electrical connection. The internal architecture combines a chambered muffler core with a dedicated resonance chamber that scrubs harsh frequencies from the exhaust pulse — producing a clean, focused tone when open and stock-like silence when closed.
Installation mirrors a standard muffler replacement: weld the units inline with your exhaust, run the vacuum lines to the control box, and connect power. The valve side must face rearward for proper operation, but no drilling or fabrication beyond welding is required. The wireless key fob gives you push-button control from the driver's seat, the garage, or anywhere within range.
For enthusiasts who want the Valvetronic dual-personality experience without the cost of a vehicle-specific catback system, the Universal Valved Muffler Kit is the most effective and accessible path to on-demand exhaust control available.
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