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MANUAL / GB350/S

Installing the TAPERED CONE Slip-On Muffler (GB350/S)

Installation steps for the TAPERED CONE slip-on muffler for the GB350/GB350S. Photos walk you through removing the stock muffler, securing and retightening the new one, and what to do if you notice an exhaust leak.

TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
What you'll learn in this article
  • How to remove the stock muffler
  • Steps for sliding on and securing the Tapered Cone muffler
  • Using liquid gasket if you're concerned about exhaust leaks

The TAPERED CONE slip-on muffler comes in two versions: one for the GB350 (G4-00177) and one for the GB350S (G4-00178).

This article walks you through removing the stock muffler, sliding the new one onto the exhaust pipe, and securing it. The job itself is simple, but be sure to finish with a final retightening.

01 Remove the stock muffler

Loosen the clamp and mounting bolt, and remove the stock muffler.

TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順

02 Install the Tapered Cone muffler

  1. Slide the muffler onto the exhaust pipe.
    TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
  2. Secure the muffler with the mounting bolt.
    TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
  3. Tighten the clamp band bolt.
    TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
  4. Retighten everything, wipe off any fingerprints, and you're done.
    TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
POINT

In general, liquid gasket and the like are not needed.

03 If you're concerned about exhaust leaks

The stock muffler is installed by compressing the exhaust gasket, so the gasket may be thinner than a new one. This is the likely cause of any exhaust leak.

If you're concerned about exhaust leaks, apply liquid gasket before installation.

TAPERED CONE スリップオンマフラー(GB350/S)の取り付け手順
Notes

Explanations of tools and general wiring work are omitted. Minor adjustments or workarounds may be needed due to individual differences between bikes. If you are unsure about the installation, be sure to have it done by someone experienced or by a custom shop. For any questions about installation, please reach us through our contact form.

*Installation is at your own risk. If you're unsure about doing the work yourself, we recommend consulting your local motorcycle shop.
*The content and photos reflect the time of writing. Please check each product page for current specifications, fitment and stock.

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