KN Powersports Cartridge Oil Filters are designed to satisfy the needs of racers and engine builders as well as the average motorcycle or ATV owner who wants the best oil filter available. KN Powersports Oil Filters are TUV product endorsed and TUV factory production monitored. KN cartridge oil filters trap harmful contaminants while the filters construction allows for high oil flow rates. KN Oil Filters are covered by a limited warranty to be free from defects in materials and workmanship when installed and replaced using engine and equipment manufacturers recommended service intervals. KN Performance Motorcycle Oil Filters are constructed of resin-impregnated cellulose filter media, meaning high flow rate and outstanding filtration. When you push your motorcycle to its limits, take comfort in knowing the KN Performance Oil Filter is keeping up with your engine by allowing greater flow rate. High flow rates and outstanding filtration - traps 99% of harmful contaminants. KN has developed their performance oil filter to optimize efficiency with high end synthetic oils. KN performance oil filters come with a common 17 mm nut, drilled for safety wire, mounted on the filter shell. This makes it possible to change out the oil filter with ease and no special tools. KN also uses an anti-drainback valve (where applicable) to eliminate dry starts by preventing oil from draining back into the crankcase during engine shutdown. To prevent installation damage KN uses a rolled thread to avoid stripping. Internally lubricated gaskets are used to provide a positive seal while allowing easy install and removal. Filter Specifications: Product style: Oil filters. Anti drain back valve: Yes. Bypass valve: Yes. Filter material: High flow premium media. Gasket material: Nitrile rubber. Height: 4.063 inches (103 mm). Outside diameter: 3 inches (76 mm). PSI relief valve: Yes. Removal nut: Yes. Style: Canister. Thread specification: 3/4 In. - 16 UNF. Finish: Black. Removal nut size: 17 mm. Weight: 0.8 pounds (0.36 kg).