Sale

Exhaust› Exhaust Pipes, Systems and Components

DNA Motoring

Cat-Back Exhaust System 2.4L

$179.99 $164.89 Save $15.10

SKU: CBE-GALANT99-L4-NRT

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

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.
Show original supplier 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.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDNA Motoring
Part NumberCBE-GALANT99-L4-NRT
CategoryExhaust
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

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.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy