If there’s a noticeable rattling or knocking from the exhaust at idle or upon acceleration ... Almost every factory six-cylinder Jeep YJ or TJ Wrangler left the factory with a Multi Port ...

Motor Trend cites several design issues with the 3.8 liter V6, including excessive oil consumption, a crack-prone exhaust manifold ... The original YJ Wrangler offended many Jeep purists with ...