Unfortunately there are no indys near or in the Cov/Warwick area. Its a huge gap! I travel over to Stourbridge to an excellent independent called Simplyalfas. They are awesome and well worth the journey. There is also a place in the centre of Brum called Motor-mech, I've only been there once but so far there excellent also.
I see you're from
Bedfordshire, these places may be a little too far for you?
at least you know