Model	Year Range	Engine
Ford F-150	2011-2020	3.5L EcoBoost
Ford Expedition	2015-2021	3.5L EcoBoost
Ford Transit 150/250/350/350 HD	2015-2019	3.5L EcoBoost
Lincoln Navigator	2015-2021	3.5L EcoBoost
Lincoln Mark LT	2011-2014	3.5L EcoBoost

Product Overview

This exhaust system repair kit includes all necessary hardware to replace your worn or damaged catalytic converter adapter flange, gasket, and mounting studs for 3.5L EcoBoost Ford and Lincoln vehicles. It is engineered to meet exact OE specifications for a perfect fit, eliminating exhaust leaks and ensuring proper exhaust flow for optimal engine performance and emissions compliance.

Common Faults & Replacement Symptoms

• Exhaust leaks near the front catalytic converter causing loud rumbling or hissing noises from the engine bay
• Check engine light (CEL) triggered by fault codes related to exhaust system leaks or catalytic converter efficiency
• Reduced engine power, poor fuel economy, or failed emissions testing due to unregulated exhaust leaks
• Visible corrosion, cracks, or damage to the original catalytic converter adapter flange or gasket
• Exhaust fumes entering the vehicle cabin due to faulty sealing at the catalytic converter connection point

Ideal For

• DIY automotive enthusiasts looking to replace a faulty catalytic converter adapter gasket on their 3.5L EcoBoost Ford or Lincoln vehicle
• Professional repair shops seeking a reliable, cost-effective direct replacement part for customer exhaust system repairs
• Vehicle owners prepping their 3.5L EcoBoost Ford or Lincoln for emissions testing or routine exhaust system maintenance