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Customers

Pete L.

Pete L.

Mopar RB 440 Aluminum block with a Procharger. Makes 1600 HP!!
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Toby W.

John, Thanks again so much. You're truly awesome.
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William K.

William K.

Well your service is amazing if you want my opinion. Never had better from any company I've ordered from. William K.
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Ryan

bought numerous things and all transactions went very smooth. Responded to emails within a day or less. Ryan
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William K.

You do outstanding work man. My whole crew is ready to see your work in action ;-)
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Bob F.

Bob F.

Plymouth 426 Hemi
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Alexander F.

Alexander F.

Hey John! Roller Rockers are still in and have been great. I get almost 18mpg highway! I seriously appreciate all your help.
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Derek B.

Derek B.

Great Personalized service. Derek
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Harold R.

John, Thanks for the great customer service! Harold
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Michael D.

I just wish there were more guys like you around for us gen3 guys. Most just want a sale and don't care to actually help let alone give advice or...
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Dan B.

Dan B.

Dakota R/T 408, Thanks for everything! Dan https://www.youtube.com/watch?v=wZekmXKYXA4
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Vincent G.

Thanks for all, Your shop is very highly recommended by a lot of Dakota/Durango owners up here in Canada.
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Brian A.

Brian A.

The 408 engine runs strong, put on dyno 405hp with 415tq N/A not shabby.. also was on 22" wheels with those numbers est. 500-525 @ crank. Thanks so...
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Bill S.

Bill S.

Thanks John, 426 Hemi stroker 588 https://www.youtube.com/watch?v=1dJdt0ZFzjU
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Marko T.

Marko T.

I have been building cars over 20 years and you have been the best parts dealer ever! Thanx for your friendship! -Marko, Finland
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Maurice

Maurice

Maurice 73 Dodge Dart
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Kris L.

John, Sitting in the car with a big smile on my face. Thanks for the quality brand products and the great price. Cheers Kris
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Scot C.

Scot C.

Thanks for everything John. We will be doing business again. At Nationals 6.38 on a 6.54 dial in.
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Mike M.

John's very honest, something that's hard to find these days. This means he'll tell you the truth and you may not want to hear it. LOL. The best...
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Mitch C.

Awesome work! Glad I went with you guys! Anyone I know of that wants to build I'll send your way! Thanks John! Your the man!! Mitch
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Taylor M.

Taylor M.

Thanks a lot John !
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Marko T.

Marko T.

Hi John! Thanks again for the great service! Marko T. Finland
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Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Daryl S.

Your 408 runs like a dream. I think we are well over the 400hp side, a new 300hp mustang could not overcome, it is a beast. I am very happy with the...
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Benny C.

Benny C.

Thanks for the Great Mopar Service !
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JW Transmissions and Converters

J. W. Performance Transmissions, Inc. began it's operation in 1976 with one goal in mind: To provide the highest quality product and customer service in the business. Our goal has not changed and we continue to offer our customers the highest quality product with the best customer service.

Located in Rockledge Florida, J.W.'s 40,000 square foot operation has steadily expanded with product innovations such as "The Wheel", "Ultra-Bell", and the "Ultra-Case". J.W.'s founder John Winters Sr. continues to improve the company with his product development and testing of new products. This development shows in every highly engineered J.W. product. The second generation of this family owned and operated company, which is continuing with the same spirit and goals that John Winters Sr. started the company with in 1976, will lead this company into the future. With our small company values, combined with our leading technology, you get the best product available while receiving personal attention




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