Features Application Alternative to EN47909, Injector Bore Cleaning Brush and Swabs Set for 6.6L Duramax Diesel Funcion Used to clean carbon build up from the injector bore (LLY) or sleeve (LB7). High Quality Made Both constructed with high standard Steel Wire, anti-corrosion and durable to use. Clean deeply and protect the injector bore/ sleeves. Satisfaction Guarantee If you're not 100% satisfied with this Injector Bore Cleaning Set, simply return it for a full refund in 30 days, guarantee with 12 months’ warranty. Product Description .
