Halfords Ratings and Reviews

Fuel & Oil Additives Reviews

Overall Rating:5 out of 5 stars.
"Does what it says on the can. Starts my diesel when the temperature drops below freezing."... (read full reviews)
Overall Rating:5 out of 5 stars.
"For a small can it certainly does the job. Does what is says on the tin."... (read full reviews)
Overall Rating:5 out of 5 stars.
"i bought this item from halfords because of price and it does what is says on the tin,i run a old diesal zx volcane td and it does help with lowering the diesal emissions for a mot,i put it in a week"... (read full reviews)
Overall Rating:5 out of 5 stars.
"This product has worked wonders on my car and seems to do exactly what it says on the 'tin'. Purchase again, I think so."... (read full reviews)
Overall Rating:5 out of 5 stars.
"I have used this on a few cars over the years and it makes a big difference to the mpg and the engine does sound alot healthier. I put this into a nearly empty tank and then fill up using shell v"... (read full reviews)
Overall Rating:5 out of 5 stars.
"I would recommand this product to all my friends and family."... (read full reviews)
Overall Rating:5 out of 5 stars.
"I used this with my 12 year old car. I ntoiced instantly it started driving much smoother and I can't believe the difference it has made to the acceleration and ride quality of my car! When I would"... (read full reviews)
Overall Rating:5 out of 5 stars.
"Had 750ml put into my Rover 2ltr Turbo Diesel Engine and went on a 250 miles road trip and it runs a lot quieter and smoother, starts better in the mornings. Would definitely recomend Slick 50. Also"... (read full reviews)
Overall Rating:5 out of 5 stars.
"I have use this product for many years - good for cleaning fuel systems / injectors etc.. Always good to use before an MOT to clean the fuel system. Simple to use - just pour into your fuel tank when"... (read full reviews)
Overall Rating:5 out of 5 stars.
"Bought this product to cure some soft misfires on my Hyundai Getz 1.3GSi. It was struggling to accelerate whilst the engine was under load. Almost as soon as I put the Redex Advanced in the tank it"... (read full reviews)
Overall Rating:5 out of 5 stars.
"My emissions were sky high after my NCT (for example the accepted rate of CO is 0.3% and mine was over 2%!!) I put both bottles into my tank and topped it up to full with clean unleaded from Topaz the"... (read full reviews)
Overall Rating:5 out of 5 stars.
"used this in my 1998 TDU Passat and instantly i can see the difference its faster and smother on accleration and there way less smoke i will buy this from now on cant get over the difference."... (read full reviews)
Overall Rating:5 out of 5 stars.
"Engine warning light came on in my Picasso and the engine was running a bit lumpy. A shot of this in a full tank and within about 30 miles the engine started to run ok and the engine warning light"... (read full reviews)
Overall Rating:4.9 out of 5 stars.
"I have owned 1993 Mitsubishi GTO twin turbo since 2005, I used this product at last oil change, I could not believe the results, after a couple of hundred miles, I found that the engine noise was"... (read full reviews)
Overall Rating:4.9 out of 5 stars.
"Used this on my five year old Renault, noticeable increase in power and smoothness in the vehicle! Superb!"... (read full reviews)
Overall Rating:4.9 out of 5 stars.
"Used slick 50 for many years in a variety of privately owned cars - they have lasted into the 100 k plus mileage and always felt like power and economy was stable throughout. Gives a peace of mind"... (read full reviews)
Overall Rating:4.8 out of 5 stars.
"i have been putting slick 50 in my car,s for years it is the best you can get"... (read full reviews)
Overall Rating:4.8 out of 5 stars.
"Used on a motorbike that has been stood for a year or more with old fuel, mains where blocked, this tin saved me a lot of grief removing and striping the carbs, well worth the money and I have enough"... (read full reviews)
Overall Rating:4.8 out of 5 stars.
"This product is brilliant for your car. I buy a bottle everyone I go to London from Manchester which is once every 2 or 3 months. You can fill the difference in car it cleans all the rubbish. Brings"... (read full reviews)
Overall Rating:4.8 out of 5 stars.
"Sorted out our smoking engine quickly, cheaply and with no hassle"... (read full reviews)
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