Skip to product information
New Muffler 18300-HN1-000 18300-HN1-A70for Honda TRX400X 2009-2014

New Muffler 18300-HN1-000 18300-HN1-A70for Honda TRX400X 2009-2014

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$261.29
Sale price  $261.29 Regular price 

Available to Order

Usually ships in 2–4 business days.
This Muffler is a high-quality aftermarket replacement part compatible with Honda TRX400X 2009-2014 and matches OEM Part# 18300-HN1-000, 18300-HN1-A70.
Shop at Northline Parts Best Customer Service Best Online Parts

Not sure which part fits your equipment?

Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7

Call us

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Product Overview

This exhaust muffler is engineered to restore the original exhaust tone and performance of your Honda ATV. Built with durable materials, it provides a precise fit and maintains optimal backpressure for engine health. This replacement ensures your vehicle operates at appropriate sound levels while withstanding the rigors of off-road use.

Key Features & Performance

  • Precision-manufactured to match the dimensions of the factory original.
  • Constructed with heat-resistant materials for extended service life.
  • Optimized internal baffling for effective noise reduction and exhaust flow.
  • Direct bolt-on design for straightforward installation.

Fitment & Compatibility

  • Honda TRX400X (2009-2014)

Technical Specifications

  • Part Number(s): 18300-HN1-000, 18300-HN1-A70
  • Part Type: Exhaust Muffler
  • Vehicle Type: ATV
  • Material: High-Grade Steel

Frequently Asked Questions

Q: Does this muffler require any modifications to the exhaust pipe? A: This muffler is designed as a direct replacement for the specified Honda models and should fit the stock header pipe without modification.

Q: Is the spark arrestor included in this assembly? A: This muffler assembly is built to meet standard operational requirements for the TRX400X; please refer to the product image for specific component inclusions.

Compatibility may vary by serial number. Verify fitment before purchase.

Customers also purchased

Keywords (Used as search references only) View IP policy.