1001441 Muffler for 338 Pump July 24, 2020 $22.00 1001441 Muffler for 338 Pump quantity Add to Cart Categories: Parts, Pumps Description Resources Description The 1001441 brass muffler is used on the 338 pump. Related products Sparkle Clean Blast (SCB06) $59.00 Add to Cart CoAgent (CA01) $59.00 Add to Cart 21155 Pump retrofit bypass kit for G520 $195.00 Add to Cart 21350 Pump assembly water side for G520 $968.00 Add to Cart