Exhaust› Exhaust Pipes, Systems and Components

Rev9

Axle-Back Exhaust System

$294.00

SKU: CB-309A

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Rev9 Axleback exhaust system is a muffler delete designed for the Infiniti Q50 3.0T V6. It features 2.5" piping with 4" tips and is constructed from stainless steel for durability. This axle-back system is a direct bolt-on replacement for the factory exhaust.

Rev9 exhaust systems are engineered for optimal exhaust flow, aiming to minimize restriction and maximize power and sound. The CB-309A model is designed for precise fitment and provides a race car-like aggressive exhaust note.
Show original supplier description
The Rev9 CB-309A Axleback Exhaust System is a muffler delete designed to enhance the sound and performance of your Infiniti Q50 3.0T V6. Featuring 2.5" diameter stainless steel piping and 4" tips, this system replaces the rear section of your factory exhaust for a direct bolt-on installation. Engineered with minimal bends and a free-flow design, Rev9 exhaust systems aim to reduce restriction, leading to potential power gains and an aggressive, race-car-like exhaust note. The use of stainless steel for the piping and muffler ensures longevity and resistance to corrosion. TIG-welded joints further contribute to the system's durability and performance. This axle-back exhaust is specifically designed for direct fitment on the Infiniti Q50 3.0T V6 models from 2016 through 2023. Its straightforward bolt-on nature simplifies the installation process, making it an accessible upgrade for enthusiasts.

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

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Specifications

BrandRev9
Part NumberCB-309A
CategoryExhaust

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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.

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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.

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