Gibson Bullet Marine Clamp-On Muffler for Large Displacement Motors Stainless...

Gibson Bullet Marine Clamp-On Muffler — Stainless Steel for Large Displacement Motors Engineered for performance: The Gibson Bullet Marine Clamp-On Muffler is built from high-quality stainless steel and designed specifically for large displacement outboards and V-drive motors (500HP–1,200HP). Its straight-through, OEM-style transom mount delivers reliable exhaust flow with minimal or no measurable power loss. Tested up to 1,200 HP — Proven durability and performance at extreme power levels. Noise reduction — Uses water-injection damping to lower decibel output and meets or exceeds the 88 dB SAE J2005 California motorboat sound law in real-world tests. Corrosion-resistant stainless construction — Built to withstand marine environments and long-term use. Easy clamp-on installation — OEM-style transom mount for bolt-on fitment and straightforward servicing. Ideal applications — Designed for big-block motors such as 500HP, 502, 525, 525SC, 575 and similar high-displacement engines. Choose the Gibson Bullet Marine Clamp-On Muffler for a balance of noise control, durability, and preserved engine output — a professional solution for high-horsepower marine applications.