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DNA Motoring

Cat-Back Exhaust System 2.4L

$179.99 $150.99 Save $29.00

SKU: CBE-GALANT99-L4-NRT

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In Stock
Ships by Aug 3
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The J2 Engineering Cat-Back Exhaust System is meticulously crafted for the 1999-2003 Mitsubishi Galant equipped with the 2.4L engine. It is designed to replace all components downstream of the catalytic converter, maintaining 50-state emissions compliance. This cat-back system boasts a 2.25-inch inlet and main piping diameter, culminating in a striking 4-inch OD double-walled muffler tip. The system's design promotes improved engine performance and efficiency, with dyno-proven gains of 15 to 25 horsepower or low-end torque. The TIG-welded CNC machine flange provides resistance against pressure and corrosion, further enhancing the system's longevity. The package includes the cat-back exhaust unit along with necessary hardware and gaskets for a complete installation.

MIA's Description

The J2 Engineering cat-back exhaust system is designed for the 1999-2003 Mitsubishi Galant with a 2.4L engine. It features T-304 stainless steel construction with computer-controlled mandrel bends for strength and durability. This system replaces everything after the catalytic converter, ensuring 50-state emissions legality.

The exhaust system includes 2.25-inch ID inlet and main piping, leading to a 4-inch OD double-walled muffler tip. The system is dyno-proven to increase engine output and efficiency by 15 to 25 horsepower or low-end torque.

Fitment

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Specifications

BrandDNA Motoring
Part NumberCBE-GALANT99-L4-NRT
CategoryExhaust

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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