Heavy Duty Tow Harness | Airhead Great for twin engine boats Review by Ron Been looking for a product like this for a long time. It's tough to find a tow harness with hooks big enough for non-ski boats and with lines long enough for twin engine boats.5/5(1)Brand: Airhead Amazon: airhead boat tow harness wwwon›Search›airhead boat tow harness1-16 of 95 results for "airhead boat tow harness" Showing selected results. See all results for airhead boat tow harness. Kwik-Tek AHTH-2 Tow Harness. by Airhead. $19 $ 19 78 Prime. FREE Shipping on eligible orders. More Buying Choices. $17 (37 new offers) 4.1 out of 5 stars 263.