A4 99.5QTM

Would anybody know why recently my A4 goes up 500rpm when I press the clutch to change gear and then drops back down? It's very noticeable when you change to 3rd and 4th gear when accelerating hard.

Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file

Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.