- Stainless steel muffler with vacuum-controlled throttle
- Inlet diameter: 63.5 mm / 76 mm
- Canister length: 300 mm / 350 mm
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EP400 Muffler with Vacuum Valve and Embossing
Stainless steel muffler with a straight-through design and vacuum-controlled throttle – combines quiet driving comfort with an aggressive, sporty exhaust note. The EP400 model is designed for demanding drivers who want to control exhaust sound and enjoy the highest build quality.
Key Features of the EP400 Muffler
- Straight-through construction – ensures optimal exhaust flow and sporty sound.
- Vacuum-controlled throttle – choose between quiet and loud modes.
- Embossing on the perforated pipe – provides more effective sound damping.
- Made of polished T304 stainless steel.
- Fully welded and hand-finished for top quality.
- Each component manufactured with CNC precision.
- Made in Poland and covered by a 24-month warranty.
Muffler Dimensions
- Inlet diameter: 63.5 mm / 76 mm
- Canister length: 300 mm / 350 mm
- Total length: 600 mm
- Also available in a version without embossing.
Internal Construction
- Perforated stainless steel pipe for optimal flow and durability.
- Stainless steel wool resistant to temperatures up to 1100°C.
- Flame-resistant glass fiber mat made of dense full-fiber material.
- Stamped end cap designed to resist cracking.
Set Includes
- EP400 muffler with valve (left or right version).
- Control unit with two remote controllers.
- Complete wiring required for installation.
Why Choose the EP400 Muffler?
The EP400 muffler with vacuum-controlled valve is the perfect solution for drivers who value adjustable exhaust sound. Thanks to its premium materials and precision craftsmanship, it ensures long-lasting durability and reliability, both for daily driving and on the race track.
Type of warranty: manufacturer's warranty.
Warranty period: 24 months.
The manufacturer's warranty means that in the event of a defect or malfunction, the product will be repaired or replaced by an authorized service center. In most cases, proof of purchase (receipt or invoice) is required.
To submit a warranty claim, please contact our store via the warranty claim form. The product must be sent back to us at your own expense. If the claim is approved, we will refund the shipping costs upon presentation of proof of payment.
If you have any questions regarding the warranty conditions or the status of your claim, please contact our customer service department.












