Indmar Exhaust Adapter 3 - 3.5" Replacement Barr 20-0084 BARR 20-0084 3 - 3 1/2" Indmar Exhaust Adapter Straight exhaust adapter; includes cast adapter, rubber hose and clamps For use with 3 1/2” ID exhaust hose Please note: Due to the shipping size of this product additional freight charges may apply... MSRP: Was: Now: $138.15 Add to Cart