Indmar GM 5.7 2006 – 2018

Indmar Marine Fuel Filter – EFI All Models | Part #556003 Protect your Electronic Fuel Injection (EFI) system with this genuine Indmar fuel filter, compatible across all Indmar EFI marine engine models. Clean fuel delivery is critical for EFI engines — even small amounts of dirt, rust, or debris in the fuel line can clog injectors, cause rough running, and lead to costly fuel system repairs. Compatible with: All Indmar EFI marine engines fitted to Brands like Malibu, Moomba, Supra, and Tige boats.

Indmar Marine Intake Manifold Gasket – 5.7L Vortec Engine | Part #556099 ⚠️ Important: 2 gaskets required per engine — order quantity 2 Ensure a perfect intake seal on your Indmar 5.7L Vortec engine with this genuine Indmar intake manifold gasket. A critical sealing component that sits between the intake manifold and cylinder head — maintaining the correct air/fuel mixture delivery into your engine. A failed intake gasket is one of the most common causes of vacuum leaks, rough running, and coolant loss on the 5.7L Vortec marine engine. Compatible with: Indmar 5.7L Vortec marine engines fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year before ordering.

Indmar Marine Formed Emission Hose 1/2" | Part #841010 Maintain a clean and compliant cooling and emission system with this genuine Indmar 1/2 inch pre-formed emission hose. Precision formed to the exact OEM shape for a perfect fit straight out of the box — no cutting, bending, or adapting required. Built specifically for Indmar marine engines where emission system integrity is essential for both performance and environmental compliance. Compatible with: Indmar marine engines fitted to Malibu, Moomba, Supra, and Tige boats.

Indmar Marine Oil Filter – GM 5.7L, 8.1L & 3CSE Special | Part #872023 Protect your GM-based Indmar marine engine with this genuine Indmar special specification oil filter, covering the GM 5.7L, 8.1L, and 3CSE engine families. Engineered specifically for Indmar marine applications — this OEM oil filter delivers the precise filtration your engine needs to stay clean, protected, and running at peak performance across every season. Compatible with: Indmar GM 5.7L, 8.1L, and 3CSE marine engines fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year

Indmar Marine Thermostat 160° Drilled – LT1 & 5.7L Fresh Water Cooled Engines | Part #986034 Maintain optimal engine temperature with this genuine Indmar 160° drilled thermostat, designed specifically for fresh water cooled Indmar marine engines. The precision drilled bypass hole ensures smooth coolant flow and prevents air pockets from forming in the cooling system — a common cause of overheating in tow boats. Compatible with: Indmar LT1 and 5.7L fresh water cooled engines fitted to Malibu, Axis, Moomba, Supra, and Tige boats.

Indmar Marine Lower Intake Manifold – 5.7L PFI E-Coat | Part #531197E Restore peak engine performance with this genuine Indmar lower intake manifold for the 5.7L Port Fuel Injection (PFI) engine, featuring a durable E-coat (electrocoat) finish for superior corrosion protection in the demanding marine environment. The lower intake manifold is one of the most significant components on your engine — directing the air/fuel mixture from the throttle body into each cylinder for combustion. Compatible with: Indmar 5.7L PFI (Port Fuel Injection) marine engines fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year before ordering.