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HDL18150 is a universal 18" (450mm) hotdog muffler / resonator featuring a 3.00" (76mm) round body and 38mm (1.50") ID
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Universal Hotdog Resonator HD18150 – 38mm ID x 76mm Round x 450mm Long Free-Flow Muffler

$54.50
Tax excluded

Hotdog Muffler / Resonator HDL18300 – 76mm Inlet / Outlet

HDL18150 is a universal 18" (450mm) hotdog muffler / resonator featuring a 3.00" (76mm) round body and 38mm (1.50") reversible centre/centre inlets and outlets. Designed with a free-flow spiral louvered core to balance sound reduction and exhaust efficiency—ideal for performance street setups or custom exhaust systems.

Best Mufflers provides expert advice and fast shipping across Australia and worldwide.

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Hotdog Muffler / Resonator HDL18150 – 38mm Inlet / Outlet

HDL18150 is a high-performance hotdog muffler / resonator with a 3.00" round x 18.00" long (76mm × 450mm) mild-steel body and free-flow spiral louvered design. Built for enthusiasts seeking a deeper exhaust tone without compromising gas flow, this compact unit suits custom or factory exhaust upgrades.

Key Specifications

  • Profile: 3.00" round × 18.00" long (76mm × 450mm)
  • Inlet/Outlet: 38mm (1.50") centre/centre – reversible
  • Design: Free-flow spiral louvered core
  • Finish: Aluminised mild steel construction

Sound & Flow Characteristics

  • Louvers facing engine = quieter tone, increased back pressure
  • Louvers facing rear = freer flow, deeper exhaust note

Installation Tips

Lubricate rubbers and fasteners with WD-40 or similar for easy fitting. Ensure correct alignment before final welding or clamping to maintain clearance and fitment integrity.

Customer Support

For product enquiries, advice, or orders:

📞 Call Now: +61 2 9547 3511 ✉️ Email Us

🇦🇺 Best Mufflers
87A Planthurst Road, Carlton NSW 2218, Australia
Exhaust Systems Since 1983

Contact Us For Details
HDL18150 / HD18150


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