ETX/CAT is standard equipment on all Indmar 5.7L premium V-8 electronic fuel injected (EFI) inboards. These are the first marine engines to earn CARB’s Four Star Rating for marine …

Indmar Products Company, Inc. has announced the Industry's first production-ready catalytic converter system ETX/CAT (Extreme Tuned Exhaust with Catalyst), patent pending. Starting …

The Indmar catalyst system, dubbed ETX/CAT (Extreme tuned Exhaust with catalyst) is a first for production gasoline inboard engines. It significantly reduces exhaust emissions to less than 5 …

2024年5月21日 · Best bet will be to ask on www.themalibucrew.com as a coupler of really knowledgible Indmar people there. As far as I know it's same as the Monsoon 335/340/350 but …

5.7L Catalyzed Exhaust ETX CAT Aluminum Exhaust Manifold. Port Side Catalyzed exhaust manifold for 5.7L small block GM Chevrolet Indmar Marine Engines. Use with 556202SPEC …

OEM Indmar 49-5180 RE-PLUMB KIT FOR 5.7 EXT CAT. This kit changes the water flow through the 5.7L ETX CAT exhaust manifolds (re-routes the cooling system). Fits V-Drive and inline …

Catalyzed exhaust manifold for 5.7L GM Indmar Marine Engines. STBD. side. PRECISION FIT. GENUINE QUALITY. PROVEN PERFORMANCE.

Indmar’s ETX/CAT system reduces exhaust emissions, including carbon monoxide (CO), to provide a cleaner and safer boating experience for you and your family. ETX/CAT is standard …

At Bakes Marine, we carry a variety of performance boat manifolds, exhausts, mufflers and parts that can keep your boat starting and running right. We stock a variety of Indmar products for …

A three-way catalytic converter such as that used on the Indmar ETX/CAT engine “converts” three harmful exhaust components—hydrocarbon (HC), carbon monoxide (CO), and nitrogen oxides …