1. So its the width of the pipe (too wide) now its not connected to the air box unbalancing the boost levels ? do we need a smaller hole in the pipe to settle the boost down ?

2. is boost tweaking best lefts to the pro's ?

3. is it usual to need a car tweaking after a filter is fitted ?

4. is it safe 2 drive at the mo

5. thanks for all ya help

6. i think he is gonna refit standard box for now shame it was chattering like a kid on speed