Cummins Onan 155-1258 — RV Generator Muffler
Genuine Cummins Onan spark arrestor muffler for compatible Onan RV generator exhaust systems. Replaces Onan 155-1222 and helps restore proper exhaust flow, sound control, and safe generator operation.
Cummins Onan 155-1258 RV Generator Muffler
Original price was: $65.00.$42.15Current price is: $42.15.
Sale!29 in stock
Related products
Sale!
Copeland ZP21K6E-PFV-800 Compressor 21K BTU, R410A, 230V/1PH
Original price was: $509.28.$292.57Current price is: $292.57.
Sale!
International Comfort Products 1004915 DPDT Transformer Relay 40VA 120V PRI 24V SEC
Original price was: $47.32.$29.33Current price is: $29.33.
Sale!
Carrier 318984-753 Draft Inducer Motor Kit
Original price was: $194.74.$136.97Current price is: $136.97.
Sale!
![Exploding Fish EVO-FX Fixed Rod Holder w/8.5" at 30 Degrees [2EF308]](https://www.greathardwaredirect.com/wp-content/uploads/2026/09/exploding-fish-evo-fx-fixed-rod-holder-w-8-5-at-30-degrees-2ef308.webp)