MILLER Custom III Slip-On Exhaust - Honda CMX500 Rebel (2025+) - Black Stainless Steel

Give your Honda CMX500 Rebel a deeper sound and distinctive custom appearance with the MILLER Custom III Slip-On Exhaust. Made in Germany from high-quality stainless steel, the Custom III combines a slim, purposeful design with a rich exhaust note and measurable improvements in performance and weight.

Finished with a durable matte black heat-resistant coating, the Custom III complements the stripped-back styling of the Rebel while offering a premium alternative to the original muffler.

Performance & Weight Saving

In addition to its styling and sound, the MILLER Custom III provides performance and weight advantages compared with the standard exhaust.

• Power Increase: Approximately +1.2 HP.
• Torque Increase: Approximately +1.7 Nm.
• Weight Saving: Approximately 1.5 kg.

Choice of End Cap

The Custom III is available with a choice of three interchangeable end-cap designs, allowing you to personalise the appearance of the exhaust to complement your Rebel.

Features

• Designed for Honda CMX500 Rebel models from 2025 onwards.
• Premium stainless steel construction.
• Matte black heat-resistant coating.
• Slim custom-style muffler design.
• Deep, distinctive exhaust note.
• Choice of three interchangeable end-cap designs.
• Approximately 1.2 HP performance increase.
• Approximately 1.7 Nm torque increase.
• Approximately 1.5 kg lighter than the original exhaust.
• Removable dB absorber.
• Euro 5+ approved configuration.
• Engraved approval number.
• Made in Germany.

Simple Slip-On Installation

The Custom III is designed as a straightforward slip-on replacement for the original muffler. The motorcycle's factory header and catalytic converter remain in place, with the original muffler removed and replaced by the MILLER exhaust.

Required mounting hardware, installation instructions and approval documentation are supplied with the exhaust.

Specifications

• Exhaust Type: Slip-On
• Material: Stainless Steel
• Finish: Matte Black Heat-Resistant Coating
• Performance Increase: Approximately +1.2 HP
• Torque Increase: Approximately +1.7 Nm
• Weight Saving: Approximately 1.5 kg
• dB Absorber: Removable
• Approval: Euro 5+
• Country of Manufacture: Germany

Fitment

• Honda CMX500 Rebel: 2025 onwards

Important Information

This exhaust is supplied with Euro 5+ approval documentation and an engraved certification number for the specified application. Approval requirements can vary between countries and jurisdictions, so please check applicable local regulations regarding road use.

Combining German manufacturing, stainless steel construction, a substantial weight saving and a deeper custom-style exhaust note, the MILLER Custom III is an excellent upgrade for riders looking to add more character to their Honda CMX500 Rebel while retaining the original header and catalytic converter.

Installation Instructions

Bike Fitment:

• Honda CMX 500 Rebel (2026 - Onwards)

Availability:

All Miller exhausts are made to order in Germany and take roughly 2-3 weeks. Unless this page shows the exhaust as already in stock at our Bunbury warehouse, we will send your order to Miller for production as soon as we receive your order.