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 pipe fits 87-90 Wrangler YJ models equipped with 4.02-liter engines. Features aluminized steel construction, 2-bolt input flange, a 4-bolt welded output flange and a 29.5- in. overall length. Replaces OE 52040278
