Original Honda Exhaust Pipe Muffler Silencer – C70 / C90 / C70Z / C70CW / GB (1981–1994)
Restore your classic Cub with this genuine OEM exhaust muffler silencer from Honda, designed to preserve the original performance, sound, and timeless appearance of Honda’s legendary small-capacity motorcycles.
This exhaust features the authentic factory cylindrical muffler design with a slightly tapered outlet, finished in high-quality polished chrome—exactly as supplied on original production models.
100% Genuine Honda OEM Part
Manufactured to Honda’s strict original equipment standards for precise fitment, durability, and long-term reliability.
Material & Finish
Constructed from strong steel and finished with corrosion-resistant polished chrome for an authentic factory look and extended service life.
Exact OEM Dimensions
Exterior Diameter: approx. 28 mm
Interior Diameter: approx. 25 mm
Outlet Diameter: approx. 22 mm
Overall Length: approx. 370 mm
Lightweight Design
Weighs approximately 1.2 – 1.5 kg, allowing for easy handling and installation.
Direct Bolt-On Installation
Features factory-correct mounting bracket and dual studs. Fits directly onto original rubber mounts with no modification required.
OEM Performance & Sound
Maintains Honda’s original exhaust back-pressure, smooth throttle response, and classic quiet-tone exhaust note.
Honda C70 Passport (1981–1983)
Honda C70CW (1994)
Honda C70Z
Honda C90 GB (1982–1984)
OEM Interchange Numbers:
18210-GB4-700 / 18210-KC4-700
Superseded Numbers:
18210-165-700 / 18210-165-600
(Please confirm compatibility with your model before purchase.)
Design: Cylindrical muffler body with curved inlet pipe and tapered outlet
Application: Street motorcycles
Warranty: 3-month manufacturer warranty
Shipping Method
Shipping is handled using standard shipping in accordance with eBay shipping policies
Tracking details will be uploaded to the eBay tracking system once dispatched
All sales are final. Any customs duties, VAT, or import taxes charged after delivery are the buyer’s responsibility
Returns or exchanges are accepted within 30 days from the date of purchase
Return shipping costs are the buyer’s responsibility, unless otherwise stated
If you face any issues with the item, please contact us first and we will be happy to assist
We aim to provide competitive and affordable pricing
1 business day after receiving cleared payment
Delivery time-frame follows eBays estimated delivery schedule
Items are packed securely using bubble wrap and a sturdy box to ensure safe delivery
A tracking number will be provided and can be tracked via the eBay system
(Applicable to selected countries such as Australia, Canada, etc.)
If your delivery address is classified as a remote area by the courier, additional shipping charges may apply
Buyers will be contacted before shipment for further discussion
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We are not responsible for import taxes or duties
Shipping labels will be completed using buyer details provided through eBay, including ID or tax number if required
If an item is detained by customs for non-tax-related reasons, a full refund will be issued
If an item arrives damaged, please provide clear photos and a full refund will be processed