Yes, there are several working coupons for Oldmercs.com. There is a 35% OFF deal on the Lower Unit Seal Kit valid until April 23, 2024. There's also a 23% OFF deal on the Seal Kit and a 6% OFF deal on the Repair Kit W P, both valid until April 23, 2024 and April 22, 2024 respectively. Special offers include a 10% OFF at Oldmercs.com valid until May 2, 2024, and a 10% OFF when you sign up for email at Oldmercs.com and spend a certain amount, valid until April 29, 2024. Lastly, there's a deal for free standard shipping with your Oldmercs purchase valid until May 3, 2024. Please note that these deals are subject to change and it's recommended to check the website for the most current offers.