Ask Honest John

Most recently answered modifications questions
I have a 05 Ford Mondeo TDCI. I have fitted some 18-inch ST Focus alloy wheels to it and on the rear I needed to add some 6mm spacers whilst doing nothing to the front. Due to adding the spacers the wheel...
My wife runs a 2003 MINI Cooper S which she has had from new. In truth she would have been better served by a Cooper, as the ride quality is not good and potholes must be avoided at all costs. I have noticed...
There seem to be more and more aftermarket HID headlight conversion kits for sale, being fitted to cars with halogen headlights. I found a statement on the DfT website (link here: http://www.dft.gov.uk/pgr/roadsafety/drs/hidheadlamps...
I have a 2007 Mercedes-Benz E220 CDi Estate, which I love, bought for its boot space to carry a disabled scooter, and also because our immediate families live at opposite ends of the country, so long journeys...
My son-in-law mentioned that he is considering having a chip installed in his Audi two litre diesel engine. It is a 2007 model. It seems that a chip will increase both horsepower and economy. I read something...
I have a BMW E46 and I'm planning to get my ECU remapped. Do I need to inform my car insurance provider? If I do, will they increase my premium? What if they refuse to add my modification? Do I have any...
I am considering having my late 2.2 TDCI Mondeo chipped. Talking to the company that would do it all seems to good to be true (apart from the price £350). Increased torque plus increase MPG, with no detrimental...
Is it worthwhile pointing out that fitting any non-manufacturer approved aftermarket wheels, even if to the same dimensions as factory fit, (not to mention fat exhausts, body kit, etc.) if not declared...
My wife has a Mercedes-Benz A160 CDi automatic with which she is very happy in terms of access and comfort, but she would like a little more power. I have read reviews and claims on Chip Express and it...
The indicator 'ticking' is inaudible in my 2007 Toyota Yaris, so the occasional failure to notice its non-cancellation is frustrating and potentially dangerous. It's not a huge problem but it was the same...