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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 put the CobraJet Steering kit that you sent me on the Mercury Sportsjet that is on my 22 ft. Motion Marine Mojet LX and it works great. Thank you for the excellant service.
Rob
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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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Well, I installed and tested the new FANGS today. In a word: awesome. Ordering and delivery - I had the item at my door exactly two days after I paid an invoice for paypal transaction. Shipping is inc...
via email to CJS
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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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So after a couple of months of going back and forth on whether to buy Lateral thrust reversers or try a new system all together we went with the Cobra Jet Viper NK's with Mega Fangs (can't really go w...
Johnny H. in Parish, FL
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After doing some research on my boat before I purchased it, I came across the Cobra Steering System. All I can say is WOW!!!. This product does give you a better feel and very quick response from the ...
Josh Holbrook
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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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I have the CJS venom viper kit and I can assure you the kit performs exceptionally well. The attitude of the boat is completely changed on plane. It cuts through the water rather than on top. No mor...
via JetBoaters.net Forum
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Installed the Ultimate Cobra Jet Steering on my Yamaha AR192. It made a world of difference and is much easier to steer straight. Watch the YouTube video for an easy install
Tony Emanuele
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Fins are working great! Wow, what a difference. Install went smoothly. I would recommend the fins to any jet boat owner! Thanks Jeff!
Derek Dial
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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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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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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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Hey Jeff, Installed them (Cobra Magnum AK and Fangs) in a jiffy! Had a little issue with the stock starboard tie rod bolt on the jet, they had locktite on the tie rod side and took a bit of work to...
via email to CJS
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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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Jeff, sorry I didn't get back to you sooner with feedback I have been too busy enjoying the new boat. The Cobra jet steering fins have made all the difference in the world to the 2012 Yamaha AR190 in ...
Kevin Vaughn
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Just thought I would let you know that we love the cobra jets. My mom will actually drive the boat now!! Thank you!
via email to CJS
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Slow speed handing has greatly improved since the installation of the Cobra Steering. Which is what you promised and delivered to me VERY quickly. Order was received here in California four days after...
David B
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I recently purchased the Cobra Jet Steering for my polaris after Jeff informed me of the capabilities that this would give any rider on my ski. I personally was tired of the fact that the Polaris woul...
Dan Solie
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