SIMONS Silencer Super - 63,5mm - LEISE
€96.00
Available in 1 day, delivery time 5-8 Days
"SIMONS Silencer Super - 63,5mm - LEISE"
SIMONS Universal Stainless Steel Muffler – Ultra Quiet & Performance-Oriented
For performance builds, restorations, swap projects, or custom exhaust fabrication — the SIMONS universal muffler delivers exceptional noise reduction without compromising engine performance. Made entirely in Sweden, SIMONS mufflers are renowned for their outstanding acoustic damping and build quality, outperforming many competing brands in independent tests. This model features a fully straight-through absorption design, ensuring minimal back pressure while maintaining an impressively quiet exhaust note. With its oval body shape, high-quality stainless steel construction, and slotted 63.5 mm inlet, installation is simple via clamping or welding.
Key Features
- Premium stainless steel construction (1.4307)
- Extremely quiet – top-rated damping in SIMONS tests
- Straight-through absorption design for maximum performance
- Suitable as front, mid, or rear muffler
- Ideal for engines up to approx. 350 HP
- Oval body for superior noise reduction
- Made in Sweden – no low-cost imports
Technical Specifications
- Material: Stainless Steel 1.4307
- Body Length: 320 mm
- Diameter: 185 × 115 mm (oval)
- Connections: 63.5 mm (inner diameter, slotted)
- Performance Rating: Up to 350 HP
- Weight: 3.2 kg
Noise Comparison & Sound Reduction
Independent measurements (idle & 2000 rpm, vs. no muffler installed) showed the following reductions using SIMONS 76 mm models — values can be projected to 63.5 mm and 89 mm versions based on body size:
- 76 mm Split: −5 dB*
- 76 mm Turbex: −7 dB*
- 76 mm Turbo: −8 dB*
- 76 mm Turbolight: −7 dB*
- 76 mm Turbonett: −2 dB*
- 76 mm Turbotight: −3 dB*
*Values are approximate. A reduction of 10 dB is perceived as half the loudness.
Legal Notice
No TÜV approval. For motorsport applications or custom single approval (§21) only.
| Anschluss: | 63,5 mm |
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About SIMONS – Premium Exhaust Technology from Sweden
SIMONS is a renowned Swedish manufacturer specializing in high-quality stainless-steel exhaust components. All SIMONS mufflers and exhaust parts are fully produced in Sweden, ensuring consistent quality, precise craftsmanship, and long-lasting durability. Unlike low-cost imports, SIMONS focuses on engineered performance, excellent acoustic control, and premium material selection. SIMONS products are widely used in motorsport, custom exhaust fabrication, high-performance builds, and enthusiast applications where reliability and sound control are essential.Core Strengths & Philosophy
- 100% Made in Sweden – no outsourced manufacturing, guaranteeing stable quality standards.
- High-grade stainless steel (1.4307) for maximum durability and corrosion resistance.
- Advanced noise reduction – SIMONS mufflers are known to be significantly quieter than many competing brands in comparative tests.
- Straight-through absorption design – no internal chambers, ensuring very low exhaust backpressure for maximum engine performance.
- Compatible with high-power applications – depending on the model, suitable for 300–1000+ HP builds.
- Flexible installation – slotted inlets/outlets allow both clamp mounting and welding.
- Versatile use – can be installed as front, mid, or rear mufflers thanks to the fully perforated-core layout.
Product Characteristics
- Stainless steel construction throughout (housing + connections).
- Optimized muffler shapes: round, oval, split, dual-flow, and T-split configurations.
- Large body volumes available for exceptional sound reduction.
- Perforated straight-pipe internals for maximum flow efficiency.
- Ideal for turbocharged engines, performance modifications, and custom exhaust builds.
Noise Reduction Expertise
SIMONS mufflers are known for producing a very quiet exhaust tone compared to many alternatives. Test results from motorsport workshops (e.g., Boost-Products) have shown superior noise-damping performance while still maintaining optimal flow characteristics. A 10 dB reduction is perceived by the human ear as roughly half the loudness — SIMONS products consistently achieve strong reductions depending on model and configuration.Legal Information
- No TÜV approval included.
- Use in motorsport or with individual inspection/approval (§21) only.
- Responsibility for road legality depends on regional regulations.
Who is SIMONS suitable for?
- Performance-oriented vehicle builds
- Custom dual-exit and multi-pipe exhaust systems
- Turbo and high-horsepower applications
- Customers seeking excellent noise reduction without sacrificing power
- Fabricators requiring robust, weld-friendly stainless components
Summary
SIMONS stands for Swedish precision, robust stainless-steel construction, and outstanding sound dampening. Their universal mufflers and exhaust components provide an ideal balance of performance, acoustics, and longevity — making SIMONS one of the most trusted brands for custom and motorsport-grade exhaust systems.Login