SIMONS Silencer Grand - 89mm - LEISE
€223.00
Available in 1 day, delivery time 5-8 Days
"SIMONS Silencer Grand - 89mm - LEISE"
SIMONS Universal Stainless Steel Muffler – Large Volume, Ultra Quiet & Performance-Optimized
This oversized SIMONS universal muffler is engineered for demanding performance applications up to 900 HP. With its large oval body, premium stainless steel construction, and straight-through absorption design, it delivers exceptional noise reduction while maintaining optimal exhaust flow. Manufactured exclusively in Sweden, SIMONS mufflers outperform many comparable products in independent sound measurements — offering significantly better noise reduction while maintaining durability and performance.
Key Features
- High-quality stainless steel (1.4307)
- Extremely quiet – top performance in SIMONS tests
- Large oval body for maximum noise reduction
- Straight-through perforated core – no chambers
- Suitable for performance builds up to approx. 900 HP
- Can be used as front, mid, or rear muffler
- Made in Sweden – not a low-cost import
Technical Specifications
- Material: Stainless Steel 1.4307
- Body Length: 500 mm
- Diameter: 220 × 140 mm (oval)
- Connections: 89 mm (inner diameter, slotted)
- Performance: Up to 900 HP
- Weight: 6.3 kg
Noise Reduction Comparison
Based on idle & 2000 rpm measurements (vs. no muffler). Values can be projected to 63.5 mm and 89 mm versions based on body volume.
- 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*
*Approximate values. A reduction of 10 dB is perceived as half the loudness to the human ear.
Legal Notice
No TÜV approval. Motorsport or individual approval (§21) only.
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