Your Cart

Cummins 155-1258 Right Side Muffler for Onan RV Generators

Manufacturer

Cummins (onan Generators)

Picture for manufacturer Cummins (onan Generators)

Part Number

155-1258
10 reviews
03/12/2036 12:34 AM
Sale Price

$148.47

4 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Add To Cart

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Cummins 155-1258 is a right-side replacement muffler designed specifically for Onan RV generators. This OEM component replaces Onan part number 542-0472 and ensures proper exhaust flow and noise reduction for your generator system.

Key Specifications:

  • Body diameter: 4-1/4 inches
  • Body length: 19-1/2 inches
  • Primary inlet: 1-1/2 inches
  • Secondary inlet: 1-3/8 inches
  • Outlet diameter: 2-1/4 inches
  • OEM replacement for part number 542-0472

This genuine Cummins muffler is engineered to meet the exacting standards of Onan generator systems, providing reliable performance and proper exhaust management. The dual-inlet configuration allows for optimal exhaust routing in RV generator installations where space is at a premium.

quick

Good so far...

Super Easy Find what I NEEDED Plus at a Very Low Price AND ORDERING WAS EASY AND QUICK HOPE DELIVERY IS AS FAST AS ORDERING

It was very fast and easy to get around. Good Job with you site.

GREAT prices, clear and easy to use website, easy ordering process! Thank you!

Excellent pricing and fast and easy checkout! Very quick shipping! Quality product- highly recommended!

User-friendly website. Thanks!

Good experience,east to navigate site,easy checkout,very good price!

Great Price!!!! Nobody beats their price an free shipping.......psshhh

lowest price for the wideband i was looking for easy to use site fast shipping good support.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy