Muffler Plug by ACCEL Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $8.00 SKU MA-652 Small - $8.00 Large - $9.00 Small Large Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description There are 2 different sizes for Muffler Plugs; small and large.