1001441 Muffler for 338 Pump July 24, 2020 $21.00 1001441 Muffler for 338 Pump quantity — OR — Add to Cart Categories: Parts, Pumps Description Resources Description The 1001441 brass muffler is used on the 338 pump. Related products 13939 Five Gallon Upgrade for G507 $375.00 Add to Cart 11238 Filter Regulator for O500 $195.00 Add to Cart 13596 Timer Assembly $245.00 Add to Cart 10737 Brush Assembly for G202, G375 and G415 $185.00 Add to Cart