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4-TEK
The following products are designed for use with your Sea-Doo Jet Boat or boat equipped with a Sea-Doo 4-TEK engine
If you still have questions, feel free to contact me at jeff@cobrajetsteering.com
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Cobra Jet Steering for ROTAX/Sea-Doo 4-TEC Engines
MSRP: $339.99
Buy Direct Discount Price only $219.99
Testimonials
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I love jet drives over props for many reasons even without cobra jet steering BUT I Installed at beginning of 2009 season. What a difference! Less problems with cross winds when docking. All together ...
Gary
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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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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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i found Jeff's website through a search for upgrades and read the page, then i called Jeff and had a nice conversation relating to the product. i then purchased a unit and have recently operated my sk...
Jim
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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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Oh my god! Jeff I wanted to send a note to thank you for several reasons. First your communication has been flawless, I ordered the fins last weekend. You responded immediately! Second, you sourced ch...
Bill Haley
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Jeff, Took the Vortex Vrx 223 out yesterday with the cobra fins on.. it makes a big difference. we hit 50MPH in rough water on lake tahoe yesterday.. You should sell your patent to the boat ...
James via email to CJS
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Installed the ultimate and fangs on my 2015 yamaha ar230. Easy install. Noticed the difference backing the boat off the trailer, straight as can be. We have a long no wake zone, the boat was much easi...
William Eaton
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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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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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I purchased the SeaDoo Jetboat primarily because the waters here in Bradenton are so shallow. Jeff put on the steering mod and the handling is so much better. It has maneuverability at idle whereas be...
David Cooper
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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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Year: Other/Not Listed
Make: Yamaha
Model: Other/Not Listed
Misc: SX195
Just wanted to give a quick review on the CJS viper series Jeff installed for me last week. I have a...Jason V
Jsvny79@gmail.com
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I have a pretty quick, modified XPL Seadoo. The design of the hull makes it unpredictable in chop. I have extended aftermarket sponsons and I tried your standard steering system along with the sponson...
Ed B.
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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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After some steering and tracking issues I ordered Cobra Venom 16x steering upgrades for our 2011 AR 240. I ordered the parts on Wednesday and they were delivered to our marina by Friday. I explained t...
via email to CJS
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My personal views/review of the Cobra Venom Magnum AK with MEGA Fangs:
When I got my boat this spring, it was my first jet boat. But, I have been boating as long as memory serves a...Jameson Clark
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I THOUGHT I MADE A $25,000 MISTAKE! I bought my first boat ever – 19’ Yamaha SX190 Jet boat and launched it only to discover that it was very difficult to steer and nearly impossible for m...
Jeff Pierce
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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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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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