Yoshimura R&D of America, Inc.

SOUND INSERT KIT RS-12 Muffler, 1.250" (INS-33-K)

SOUND INSERT KIT RS-12 Muffler, 1.250" (INS-33-K) - Main image
$29.48 $40.95 In stock

Category: Replacement Service Parts

  • Replacement Low-Volume Insert Kit for RS-12 Mufflers
  • Non-Spark Arrested
  • Available as optional kit on applications requiring different sound restrictions
  • Decibel reduction depends on application
  • Please see our Insert Chart to confirm fitment for your application
    • Kit Includes:
      • Low-Volume Insert Tube
      • End-cap collar
      • Set screw

    *If you have any questions about fitment or applications, please call our Sales Department at 1-800-634-9166.

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    When it ships

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    Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

    Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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    Standard Shipping · United States: $0.00

    Express Shipping · United States: $3.99

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    United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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    Customer Reviews (4.8 / 5 · 5 reviews)

    Aurora A. ★★★★★

    The decibel reduction is exactly what I needed for my setup, and the kit swapped in without any hassle. It's a solid replacement part that does its job quietly, literally.

    Thomas L. ★★★★★

    I was worried this wouldn’t fit my existing RS-12 setup, but it bolted right in with no hassle. The decibel drop is noticeable—my neighbors aren’t complaining anymore. Exactly what I needed for a quieter work site.

    Zoe ★★★★★

    I was nervous about the sound level on my application, but this low-volume insert kit for the RS-12 muffler cut the noise down to a manageable level. The 1.250-inch size was a perfect fit, and the kit included everything needed for a quick installation. It’s exactly what I needed for those stricter

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