Overview Product Description 1" & 1 1/4" Muffler Element to suit U121010, U121012, U322010, U322012, U326010, U326012 Product Videos Custom Field Product Reviews Write a Review Write a Review × 1" Muffler filter element Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *