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 23K Manifold Adapter Kit $185.00 Add to Cart 12509 Air Cap Assembly $69.00 Add to Cart Sparkle Clean (SC01/SC06) $59.00 Add to Cart 13835 Inner Filter Bags $85.00 Add to Cart