Yamaha 63M-14721-00-8S Muffler 2 is a genuine Yamaha intake, exhaust, or air-routing component. It is designed for the factory air or exhaust path on compatible models. It is listed for 16 Yamaha model and model-year applications spanning model years 1995–2005.

Key Features

• Purpose: Services the specified intake, exhaust, or ventilation path.
• Design: Routing, connection, and mounting location are specific to the listed models.
• Fitment: Specified for 16 Yamaha model and model-year applications, listed in the compatibility section below.
• Part Number: Sold as genuine Yamaha part number 63M-14721-00-8S.

Engine & Boat Compatibility

• EXS1200 Exciter 135 (1999)
• EXS1200 Exciter Single (1998)
• EXT1100 Exciter (1996-1997)
• EXT1100 Exciter 220 (1998)
• EXT1200 Exciter 270 (1999)
• EXT1200 Exciter Twin (1998)
• GP1200 WaveRunner GP1200 (1997-1999)
• LST1200 LS2000 (1999-2003)
• LST1200 LX2000 (2002)
• LST1200A LX210 (2003-2005)
• LST1200B LX210 (2003)
• LST1200D AR210 (2003-2005)
• RA1100 WaveRaider 1100 (1995-1996)
• SV1200 WaveRunner SUV1200 (1999-2004)
• WVT1100 WaveVenture 1100 (1996-1997)
• XL1200 WaveRunner XL1200 (1998)

Performance & Real-World Benefits

A cracked or restricted intake or exhaust part can disrupt the air or exhaust path. Replacing it restores the factory routing.

Why Choose Yamaha OEM

The Yamaha part number confirms the correct routing, connection, and application for the listed models.

FAQ

Q1: Is 63M-14721-00-8S a genuine Yamaha OEM part?

Yes. This listing is for genuine Yamaha part number 63M-14721-00-8S, intended for the applications listed in the compatibility section.

Q2: How do I confirm this muffler 2 fits my Yamaha?

Match your exact model and model year to the Engine & Boat Compatibility list above, then verify part number 63M-14721-00-8S against the applicable Yamaha parts diagram.

Q3: Should adjoining hoses, clamps, or seals be inspected?

Yes. Inspect adjacent connections, clamps, seals, and mounting hardware shown in the Yamaha parts diagram when servicing intake or exhaust components.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.