Exhaust Rear Muffler for Mitsubishi Outlander (2014-2018) 2.4L

Direct-Fit Stainless Steel Rear Exhaust Muffler for 2014-2018 Mitsubishi Outlander (GF8W)

What it Does: The direct-fit rear exhaust muffler replaces the rotted or leaking factory silencer on the 2014-2018 Mitsubishi Outlander to eliminate exhaust leaks, restore proper exhaust gas scavenging, and quiet cabin drone.

The Stock Mitsubishi Outlander Exhaust Corrosion Vulnerability

Factory exhaust assemblies on the third-generation GF8W Outlander rely on mild-steel piping and lower-grade aluminized internal chambers. Subjected to corrosive road salts and constant internal condensation from short-trip duty cycles, the stock system suffers severe scale buildup at the rear hanger welds and flanged joint points. Moisture pooling in the rear silencer body degrades internal baffles over time, causing structural perforation, unmetered exhaust leaks before the tailpipe, and harsh acoustic droning under highway acceleration.

The Engineering Solution

Engineered as a bolt-on solution for the naturally aspirated 4J12 inline-four, this replacement rear muffler is fabricated from corrosion-resistant stainless steel for long-term structural integrity. It utilizes a precision OE-style direct-fit flange, accurately clocked hanger brackets that slip directly into the factory rubber isolators, and clean assembly welds to resist high vibration. The internally baffled chamber matches factory backpressure levels, preserving low-end torque while eliminating the rasp of cracked stock sheet metal. This unit directly replaces cross-referenced part numbers 103192 and 2103-605773.

Technical Specifications

Compatibility

• 2014 Mitsubishi Outlander 2.4L 4-Cylinder (ES, SE)
• 2015 Mitsubishi Outlander 2.4L 4-Cylinder (ES, SE)
• 2016 Mitsubishi Outlander 2.4L 4-Cylinder (ES, SE, SEL)
• 2017 Mitsubishi Outlander 2.4L 4-Cylinder (ES, SE, SEL)
• 2018 Mitsubishi Outlander 2.4L 4-Cylinder (ES, SE, SEL)
• Note: Fits 2.4L 4-cylinder FWD and AWD models only; does not fit 3.0L V6 (GF3W) models.

Frequently Asked Questions

Does this fit the GF8W Outlander?

Yes, this is a direct fit for the 2014-2018 Mitsubishi Outlander equipped with the 4J12 engine.

Does this replacement muffler require cutting or welding to install?

No, this unit features a direct-fit bolt-on flange and includes the required replacement gasket for standard hand-tool installation.

The Mitsubishi Reliability Standard

Engineered for the demands of everyday Japanese engineering, this replacement silencer preserves exact factory acoustic thresholds and backpressure balance to ensure trouble-free road trips and daily commutes without check engine lights.