The Penrite Pro Series Additive range is made for serious motoring enthusiasts, with a range of products designed to get your vehicle performing at its absolute best. This EGR and CAT Cleaner+ works with almost every modern or classic petrol, hybrid, diesel or LPG passenger and light commercial vehicle, helping to remove and prevent the build-up of waste materials that block your emissions control systems. Not only will this Penrite fuel additive help to reduce harmful emissions on the road, the specialised formula also helps to improve fuel economy and general engine performance. Whether you have a rough idle due to dirty O2 sensors or deposits building up in your injectors over time, your engine will benefit from a dose of Penrite EGR and CAT Cleaner+ - simply add it to your tank at the next fill and let it do the work for you.