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F-Type 3.0 supercharged Velocity AP ECU Flash

1.2K views 3 replies 3 participants last post by  JakeBlade  
#1 ·
Hello there! I hope you've had a wonderful Thanksgiving holiday! Lots to be Thankful and Grateful for this year!

I recently bought a Jaguar XJ from 2013 with 340 hp. I have done quite a bit of research and found out that the 3.0 supercharged engine comes in 3 varieties. 340 hp, 380hp, and 400 hp. Most of the 380 and 400 at the F-Type and the XF, however it is the same engine. The difference is a different software upgrade or update essentially. Furthering my research, I found an organization called Velocity AP. They do ECU flashes, pulley+flash tune, etc. Velocity AP claims that the ECU flash is nothing more than a software upgrade/update and it'll present about 70-75hp and about 25/tq. Going the pulley route, depending if it is just the lower pulley or both will present somewhere around 115hp/50tq or close there of.

Is there anyone here with an F-Type 3.0 that has done a Velocity AP ECU flash? It seems that most of the Velocity AP ECU Flash happens on the F-Type. If so, may I kindly ask 4 questions:

1. How long have you had it on the vehicle?
2. Is there a noticeable difference in the mid-range, from 2,000-5,000 RPM?
3. Does the gas pedal respond better?
3. Have you had any problems?

Thank you so much for your time. I really appreciate it.

My kindest regards,

- J