aFe 23-25 GM Colorado/Canyon L4-2.7L (t) ROCK BASHER 3 IN 409 Stainless Steel Cat-Back Exhaust

This aFe exhaust component is the 23-25 GM Colorado/Canyon L4-2.7L (t) ROCK BASHER 3 IN 409 Stainless Steel Cat-Back Exhaust for 2023-2025 Chevrolet Colorado. Verify body style, engine, drivetrain, wheelbase or cab-and-bed configuration, pipe diameter, connection point, tip finish, emissions status, and required hardware.

Key Features

• Mandrel-routed exhaust configuration for the listed connection points
• Pipe size, material, tip, sound level, emissions use, and vehicle dimensions are model specific
• This cat-back exhaust system is constructed of 3 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability.
• This system features a high-flow 409 stainless steel muffler, producing a deep sound.

Fitment

Specifications

What’s Included

One new aFe catback in the exact configuration and quantity identified by this listing. Hardware, clamps, couplers, gaskets, sensors, wiring, fluids, calibration, and accessories are included only when expressly stated.

About aFe Power

aFe Power develops application-specific intake, filtration, exhaust, cooling, tuning, suspension, drivetrain, and truck-performance components supported by product testing and documented installation requirements.

Important Disclosures

• California Proposition 65 warning: this product can expose you to chemicals known to the State of California to cause cancer and reproductive harm.

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• Shop the complete aFe Power collection

Frequently Asked Questions

Will the 23-25 GM Colorado/Canyon L4-2.7L (t) ROCK BASHER 3 IN 409 Stainless Steel Cat-Back Exhaust fit my 2023-2025 Chevrolet Colorado (aFe 49-44148)?
Match the complete vehicle, engine, drivetrain, cab and bed or wheelbase, body style, factory connection point, and any listed exclusions.

Does installation require cutting or welding?
Requirements depend on the exact system and vehicle. Review aFe’s current instructions before disassembly; some configurations are bolt-on while others require trimming or professional fabrication.

Will this exhaust change sound level?
Sound depends on system type, pipe diameter, resonators, mufflers, engine, and other modifications. Confirm the exact configuration and local sound requirements.

Does this exhaust retain required emissions equipment?
Only when the exact product is designed around the original catalysts, DPF, or other equipment. Confirm current emissions classification before installation.

Installation Instructions

1. Confirm aFe part number 49-44148, the complete vehicle or specification-based application, and all required supporting components.
2. Allow the exhaust to cool, support the vehicle safely, and compare every pipe, hanger, flange, sensor, and included clamp before removing factory parts.
3. Assemble the system loosely from the fixed connection points, align tips and clearances, then tighten hardware in the manufacturer’s sequence.
4. Check for leaks, contact, sensor faults, and loose hardware after the first complete heat cycle.