Indmar Exhaust Manifold ETXCAT with Catalyst STBD Side

Indmar ETXCAT 1 Piece starboard side Aluminum Exhaust manifold with built-in catalyst element. Made by indmar, this ETXCAT manifold was used on GM small block engines such as the Indmar Monsoon, and Indmar Hammerhead from 2007-2015.

Product Specs:

• Indmar part# 531400HO or 531400HL
• Manifold torque specifics: First pass 11 lbs, second pass 22 lbs.
• Fits Indmar Monsoon, Indmar Hammerhead & other Indmar GM small block applications
• Starboard side manifold only
• Factory painted
• Catalyst is not serviceable if the catalyst fails you need to replace the manifold
• Does not include decal, gasket, hardware, sensors, SS dump, or fittings (all sold separate)