Thank you for this. I will invest some GE Megalite H4. This is my first post, I can usually find the answers I am looking for by searching the threads but I was confused by all the information out there. Really impressed with the quick response, thanks guys.....

I changed my series III for a new Freelander Mk1 Serengeti in 2003. Fifteen years on I have decided that the lights could do with being a bit brighter (yes it took me 15 years) I have done some reading and I am now confused. My question simply is will the Osram night breaker H7 replace my...