OMIX proudly offers all the parts you need to keep your Willys Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement exhaust head Y' pipe fits 76 - 78 CJ7 models equipped with 5.0 - liter engines and manual transmissions. Features aluminized construction, a 3.25 - in. 2 - bolt input flange, a 4 - bolt welded output flange and a 34.75 - in. overall length. Replaces OE 5355039