Indmar Marine V-Band Clamp – Catalyst Exhaust | Part #735020 Secure your catalyst exhaust system with this genuine Indmar V-band clamp designed specifically for Indmar catalyst exhaust applications. The V-band clamp provides a strong, even clamping force around the full circumference of the exhaust joint — delivering a leak-free seal that withstands the heat, pressure, and vibration of continuous marine exhaust operation. Compatible with: Indmar marine engines with catalyst exhaust systems fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment before ordering.