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Optimax
The following products are designed for use with your Mercury Optimax equipped jet boat
If you still have questions, feel free to contact me at jeff@cobrajetsteering.com
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Cobra Jet Steering for Mercury Optimax Engines
MSRP: $329.99
Buy Direct Discount Price only $209.99
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Testimonials
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This was the best thing I have ever done to my jet ski! I get out of the water faster, have more control and boy is it fun. I highly recommend this product. Ride Hard!
Ride Hard
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Customer review of ultimate ak and mega fang plus on a 21 foot Yamaha as opposed to thrust vectors. First off, install was easy. I had no trouble following instructions and the pictures provided. ...
email to CJS
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Hi Jeff - I installed the Cobra Jet Venom Ultimate fins last week. The difference in handling is night and day. Prior to the installation, my 2014 Yamaha SX 190 was very hard to steer at low speed bec...
Pete Brown
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Working as intended. Maneuvering around the docks is a blast now. I no longer look like a boob bouncing off stuff. Thanks.
David Wisley
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Testimonial for the Mercury Optimax system:
Thanks much. Your invention saved my relationship! (with my new/used jet boat). During 15 years of owning two I/O's, I was careful (and ...email to CJS
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I tried your steering kit on my quick-handling XP. I am amazed that something that looks small and inconsequential can make such a difference. This ski can be punishing in chop and at high speed becau...
Bill Baker
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I had another manufacturers"fins" on my boat and never really noticed much improvement in steering. I just replaced them with the Cobra Venom 16x's and I now notice a big improvement at all speeds eve...
JDW
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We received the steering fins this afternoon. I installed them and took the boat to the lake. They made a huge difference in the slow speed steering. I will tell others about my experience. Thanks aga...
Mike
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Absolutly fantastic!!! It was like having power steering. It does everything it is advertised to do and more. At full speed before it was installed, it took some force to turn it. Now I can turn using...
Rick Hopper
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OMG the difference! My husband and I recently bought a jet boat. We had several crashes at the marina where we docked the boat. I found the cobra steering fins. I mailed my nozzle to Jeff for my insta...
Tracy Ftaiti
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As new jet skiers, we were thinking that the ski would be very unstable and sort of like "riding a rocket." When we first launched our jetski with the steering installed, we were amazed at h...
Charlie and Sue
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From a former Moto-X 250 rider...Here is my testimonial.. I hate it! Yes that's right I hate it but love to hate it. Before I found your device, I was slipping sliding and working extra hard to keep m...
Rich Walkup
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It's hard to believe that such a small incremental expense can drastically change the overall performance of the entire experience. I am not a professional rider, in fact this is my first ski. I had i...
Brad Buchmann
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I purchased your combo for the above boat. Easy Install, thanks, it's great. I talked to Yamaha Tec. Support, and the person I talked with said she has been constantly hearing about your product but d...
Michael Frug
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All I have to say is THANK YOU!! I was going to trade my boat in and your fins made all the difference in the world!! I was scared to drive my boat without these, now I can control my boat and dock it...
via email to CJS
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I too had a miserable time docking or re-trailering my 21 foot twin jet boat without the cobra system. Jeff shipped me a set quickly and now its like night and day at slow or fast speeds. I would reco...
Dave Richardson
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Finally got to test out the CJS Viper steering system I purchased. I can’t believe the difference it makes in the handling of my Yamaha 190 FSH especially at idle speeds, maneuvering is now a breeze...
John & Pam
johnpammo@hughes.net
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I spent 7 hours on the lake today fishing. The Viper is the single best piece of equipment I've purchased for this boat. I highly recommend it. Spent a lot of the time at idle fishing and can say ...
from JetBoaters.net forums
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2017 212 Ltd S with Articulating Keel
I emailed Jeff ahead of ordering and he quickly answered all my questions. Several emails were exchanged and I got all the answers. I order the...Allen Franke
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Testimonial from a 2013 - 19' Yamaha jet boat owner who had the Viper NK with the Mega Fangs and upgraded to the Mega Fangs Plus...
Just got back from a great day on the gulf and hav...via Email to CJS
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